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Gord

2281

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Latest Activity

EFI Tuning Fundamentals -> Gasoline injection best locations?

on 4 10 2022

EFI Wiring Fundamentals -> Help identifying connector clip 14-way ECU connector 22ga wires

on 4 10 2022

General Car Setup Discussion -> FWD Suspension setup

on 3 10 2022

Practical Engine Building -> rb25det camshaft drama!

on 2 10 2022

EFI Tuning Fundamentals -> intake manifold pressure

on 2 10 2022

General Tuning Discussion -> Rotary Coolant Pressure same as piston?

on 2 10 2022

EFI Tuning Fundamentals -> Volumetric Efficiency

on 1 10 2022

General Tuning Discussion -> Gear Shift load Cell question

on 1 10 2022

Build Threads -> 1.5 way LSD ramp direction

on 30 9 2022

Build Threads -> Drag racing trasmission

on 30 9 2022

PDM Installation & Configuration -> Alternator Field

on 30 9 2022

Professional Motorsport Data Analysis -> False upshifts in data under braking

on 29 9 2022

General Car Setup Discussion -> AWD differentials explanation

on 28 9 2022

General Tuning Discussion -> Idle Problems - Higher than set and lean - Haltech Elite 2000 1uzfe

on 27 9 2022

Practical Reflash Tuning -> Do I have to scale these injectors?

on 27 9 2022

General Tuning Discussion -> Hi Vacuum gremlin

on 27 9 2022

Engine Building Fundamentals -> piston rings

on 26 9 2022

Practical Reflash Tuning -> Subaru Ignition timing after CR change

on 26 9 2022

General Tuning Discussion -> motec m150 on mitsubishi evo 8 blowing power fuse

on 26 9 2022

General Engine Building Discussion -> ARP Main studs

on 24 9 2022

General Tuning Discussion -> Smallest possible injectors (physical size) 400 - 500 cc range ?

on 23 9 2022

EFI Wiring Fundamentals -> CMAs for Ring Terminals

on 23 9 2022

Practical Reflash Tuning -> Tune for Cat Delete?

on 23 9 2022

Practical Engine Building -> line hone? minute 1:00

on 21 9 2022

Practical Engine Building -> Line hone part duex

on 21 9 2022

Practical Motorsport Wiring - Club Level -> Two CAM sensors - 2 core, 3 core or 4 core shielded?

on 18 9 2022

Practical Standalone Tuning -> water mwethanal injection

on 17 9 2022

Practical Motorsport Wiring - Club Level -> GXL Vs. Tefzel amp load capacity

on 15 9 2022

Engine Building Fundamentals -> Aligning piston ring end gaps

on 14 9 2022

Practical Standalone Tuning -> Trying to start

on 14 9 2022

Motorsport TIG Welding Fundamentals -> Achieving correct gas flow

on 13 9 2022

General Tuning Discussion -> Turbo Shuffle

on 12 9 2022

Practical Reflash Tuning -> Hp tuner not reading my car

on 11 9 2022

General Tuning Discussion -> 2JZ 280 HKS cams, 1100cc IDs Rough idle and misfires.

on 7 9 2022

Practical Reflash Tuning -> full power tuning AT 3rd gear

on 5 9 2022

EFI Wiring Fundamentals -> Drift car wiring schematic

on 4 9 2022

General Engine Building Discussion -> Converting Carburetor Engine to Direct Injection

on 4 9 2022

Practical Motorsport Wiring - Club Level -> tidily hand drawn document

on 2 9 2022

EFI Tuning Fundamentals -> Valve timing event

on 1 9 2022

General Tuning Discussion -> Help with sporadic rpm readings after new short block

on 29 8 2022

General Engine Building Discussion -> Can someone help me design a set of headers?

on 29 8 2022

General Tuning Discussion -> Turbo performance regarding exhaust placement

on 27 8 2022

Member Introductions -> Any other girl tuners on this forum?

on 25 8 2022

General Engine Building Discussion -> Dropped valve 2.3 Duratec - Failure Analysis

on 25 8 2022

General Engine Building Discussion -> Crankshaft Worth Saving?

on 23 8 2022

Race Driving Fundamentals -> Setting Brake Bias

on 23 8 2022

General Tuning Discussion -> Link G4 Evo 8 PNP No Spark

on 23 8 2022

Data Analysis Fundamentals -> Best data solution?

on 22 8 2022

EFI Wiring Fundamentals -> Using a DT Connector in fuel tank

on 21 8 2022

Motorsport Wheel Alignment Fundamentals -> Calculating motion ratio

on 21 8 2022

EFI Wiring Fundamentals -> Ignition switch power gap between run and start.

on 20 8 2022

General Tuning Discussion -> Terrible Idle quality, not pulling vacuum with mild cams

on 20 8 2022

Suspension Tuning & Optimization -> Does anybody know how to measure heim joint tolerance ?

on 20 8 2022

Practical Corner Weighting -> Equal Cross Weight vs Other Methods

on 18 8 2022

Practical Corner Weighting -> 55% left weight percentage gives right hand side more grip?

on 18 8 2022

Webinar Questions -> E85 or ethanol fuel damaging iron/steel manifolds.

on 17 8 2022

Off Topic Discussion -> Exhaust pipe build - Stock manifolds

on 17 8 2022

General Tuning Discussion -> Different ignition angle across cylinders

on 17 8 2022

Race Driving Fundamentals -> HeeL & Toe in Trail Braking Zone

on 16 8 2022

Off Topic Discussion -> Too far gone?

on 16 8 2022

General Tuning Discussion -> Types of Anti lag

on 15 8 2022

General Tuning Discussion -> Tunerstudio stalling engine when burning changes.

on 15 8 2022

Suspension Tuning & Optimization -> Sway Bar Pre-load

on 14 8 2022

Off Topic Discussion -> Eddy Current Brake Dyno Purchse UK

on 14 8 2022

Suspension Tuning & Optimization -> upset about this topic

on 14 8 2022

Practical Reflash Tuning -> Hyundai genesis coupe tuning

on 10 8 2022

Off Topic Discussion -> Struggling to understand a concept

on 7 8 2022

Off Topic Discussion -> Transmission modifications ***wanting to learn more about these***

on 6 8 2022

General Car Setup Discussion -> Pedal box balance bar setup

on 6 8 2022

General Engine Building Discussion -> Crankshaft out of spec

on 6 8 2022

Engine Building Fundamentals -> MECHANICAL FUEL PUMP TO FUEL CELL

on 3 8 2022

EFI Tuning Fundamentals -> Air density

on 2 8 2022

General Tuning Discussion -> Oscillating boost / MAP - how to avoid?

on 31 7 2022

Off Topic Discussion -> Too old to do a tuning career?

on 30 7 2022

How to Degree a Cam -> Measuring Piston To Valve Clearance on assembled motor

on 30 7 2022

General Engine Building Discussion -> Cleaning fouled plugs & resistance

on 30 7 2022

How to Degree a Cam -> Piston Stop and Side firing spark plug

on 28 7 2022

General Car Setup Discussion -> Split Front Spring Rates

on 26 7 2022

Off Topic Discussion -> On the pinch weld or not...?

on 25 7 2022

General Engine Building Discussion -> Compression Ratios

on 23 7 2022

Practical Motorsport Wiring - Club Level -> power supply design

on 23 7 2022

General Tuning Discussion -> Wastgate

on 22 7 2022

General Tuning Discussion -> Rpm on laptop doesn’t match my rpm on dash

on 22 7 2022

EFI Wiring Fundamentals -> Starter power feed

on 22 7 2022

Webinar Questions -> Selecting a supercharger

on 21 7 2022

General Engine Building Discussion -> Using intake valve for exhaust.

on 21 7 2022

General Engine Building Discussion -> Does having four main bearings in a straight six severely impact bottom end strength?

on 19 7 2022

General Engine Building Discussion -> New engine build getting too hot

on 19 7 2022

General Tuning Discussion -> I meet a very strange problem,when ignition timing advance increase boost will drop.

on 18 7 2022

General Tuning Discussion -> Ignition light coming on and off

on 17 7 2022

How to Degree a Cam -> CAMSHAFT SPECIFICATIONS

on 15 7 2022

General Tuning Discussion -> Emissions lowering on petrol?

on 14 7 2022

Motorsport Wheel Alignment Fundamentals -> Setup tips - How to improve tire contact and minimeze Uneven tire wear

on 14 7 2022

Engine Building Fundamentals -> clearance volume

on 13 7 2022

Motorsport Wheel Alignment Fundamentals -> Bump and roll steer adjustment by moving the steering house up or down

on 13 7 2022

PDM Installation & Configuration -> Has anyone managed to make the Grayhill (3K020-4RN3AG) CAN Keypad work with the AiM PDM32?

on 12 7 2022

General Car Setup Discussion -> Fuel level management

on 12 7 2022

General Engine Building Discussion -> best oil scavenge pump for low mount turbo

on 12 7 2022

General Tuning Discussion -> B18C5 crazy dip in air flow/ fuel from 6000-7000rpm . Cam timing off?? Or head porting?? Or wrong cams??

on 12 7 2022

General Tuning Discussion -> Looking for some help with Haltech NSP

on 10 7 2022

General Tuning Discussion -> Na mbt to boosted mbt

on 10 7 2022

General Tuning Discussion -> Fix IDLE when AC is engaged

on 8 7 2022

EFI Wiring Fundamentals -> Rs232

on 7 7 2022

General Tuning Discussion -> tuning for 2 up riding in high elevation

on 6 7 2022

General Tuning Discussion -> Mainline Torque Optimization

on 2 7 2022

Off Topic Discussion -> Ecumaster EMU Classic - erratic charging voltage drop (graph included)

on 1 7 2022

Suspension Tuning & Optimization -> FWD power understeering

on 30 6 2022

Suspension Tuning & Optimization -> Spring change

on 29 6 2022

General Engine Building Discussion -> EJ20 CR when going E85

on 29 6 2022

General Tuning Discussion -> Motec M150 Linearizing throttle response via Throttle Translation

on 28 6 2022

General Tuning Discussion -> Questions about pistions and spark melted at E85 pump.

on 26 6 2022

General Engine Building Discussion -> Aftermarket bearings

on 25 6 2022

Practical Engine Building -> Advise for Break-In oil

on 25 6 2022

Practical Engine Building -> opps, marked underside of crown with centre punch

on 23 6 2022

General Tuning Discussion -> Timing Map - Fuel efficiency

on 23 6 2022

Off Topic Discussion -> Brake air ducting size

on 22 6 2022

General Engine Building Discussion -> High Performance Clutch Kit vs LSD

on 22 6 2022

General Tuning Discussion -> Tuning drag setup no coolant

on 21 6 2022

General Tuning Discussion -> Air to Water Intercooler Pump Sizing

on 21 6 2022

General Tuning Discussion -> Air to Water Intercooler Pump Sizing

on 21 6 2022

Practical Engine Building -> 4g63 crank timing

on 20 6 2022

General Engine Building Discussion -> 6 cylinder 4.0 liter turbo choose

on 20 6 2022

Practical Motorsport Wiring - Club Level -> Power supply, fusebox - relays ground, power wire sizing

on 19 6 2022

General Engine Building Discussion -> Water pump for standalone turbo cooling system

on 19 6 2022

General Engine Building Discussion -> Compound Turbos for Low End Torque

on 18 6 2022

General Tuning Discussion -> Calculating runner lengths for ITBs by studying your fuel map

on 18 6 2022

Practical Motorsport Wiring - Club Level -> Queries

on 16 6 2022

Motorsport TIG Welding Fundamentals -> Dull stainless steel weld with filler metal

on 13 6 2022

How to Degree a Cam -> Piston to valve clearance

on 12 6 2022

Off Topic Discussion -> Le Mans web site, may help some out.

on 12 6 2022

PDM Installation & Configuration -> PDM Grouping

on 12 6 2022

Webinar Questions -> Turbo sizing for compound boost

on 11 6 2022

General Tuning Discussion -> Vw 8v normally aspirated stroke to bore size

on 10 6 2022

General Tuning Discussion -> Retarding Ignition Timing

on 9 6 2022

General Tuning Discussion -> injection angle for emissions

on 8 6 2022

Motorsport Fabrication Fundamentals -> Fuel Tank Design

on 5 6 2022

Data Analysis Fundamentals -> RPM Signal

on 4 6 2022

General Engine Building Discussion -> 2jz ge oil squirters

on 3 6 2022

General Engine Building Discussion -> How to decide on valve clearances if you dont want to use factory specs?

on 3 6 2022

General Car Setup Discussion -> Brake Set up

on 2 6 2022

Suspension Tuning & Optimization -> Non U-bar Roll Bars

on 2 6 2022

EFI Tuning Fundamentals -> ECU Master Black missfiring and unstable state under the load

on 2 6 2022

General Tuning Discussion -> Intake backfires during launch control with transbrake

on 1 6 2022

EFI Tuning Fundamentals -> Coolant Sensor before or after thermostat??

on 30 5 2022

Off Topic Discussion -> Evacuating Refrigerant in AC

on 30 5 2022

General Tuning Discussion -> ID2600xds struggles

on 30 5 2022

General Tuning Discussion -> 350Z - Beginner tuner installing a SC

on 29 5 2022

EFI Tuning Fundamentals -> stroke

on 28 5 2022

Suspension Tuning & Optimization -> Bump steer

on 28 5 2022

How to Degree a Cam -> Found True TDC. Cam Gears Don't Line Up

on 28 5 2022

General Tuning Discussion -> T51R not hitting full boost

on 27 5 2022

Suspension Tuning & Optimization -> spring setup when do you need a helper spring

on 26 5 2022

Engine Building Fundamentals -> Thoughts of deleting vanos on a bmw s54 (or any variable valve timing engine) for a dedicated track car, curious of pros and cons.

on 26 5 2022

Off Topic Discussion -> Monaco F1

on 26 5 2022

General Tuning Discussion -> ITB Accel Enrichment

on 26 5 2022

Understanding AFR -> Exhaust Gas temp (EGT)

on 26 5 2022

Suspension Tuning & Optimization -> Billet Suspension ARM design problems.

on 25 5 2022

General Tuning Discussion -> Injection angle/ITB's with injector above throttle plate

on 25 5 2022

Engine Building Fundamentals -> Rebuilding a LS1

on 24 5 2022

General Tuning Discussion -> Cylinder Pressure and uncorrected vs corrected HP

on 23 5 2022

Off Topic Discussion -> Honda EP3 gearbox swap with DC5

on 23 5 2022

Practical Motorsport Wiring - Club Level -> Yamaha YZ450F Gear Position Sensor Wiring

on 20 5 2022

General Tuning Discussion -> Fine knock learning and timing being pulled

on 19 5 2022

How to Degree a Cam -> Cam timing-no specs

on 19 5 2022

Build Threads -> Rotated turbo suabru sti not boosting.

on 18 5 2022

Motorsport Wheel Alignment Fundamentals -> How to measure Ackerman?

on 17 5 2022

How to Degree a Cam -> Valve Lash when setting up

on 17 5 2022

General Tuning Discussion -> Fuel system question! - Buying the right upgraded lift pump for my new external setup.

on 16 5 2022

Suspension Tuning & Optimization -> About the motion Ratio

on 16 5 2022

Motorsport Fabrication Fundamentals -> Handbrake/ebrake calipers

on 15 5 2022

Engine Building Fundamentals -> Measuring Piston-to-Valve clearance

on 14 5 2022

EFI Wiring Fundamentals -> Power Ground Design Sanity Check

on 14 5 2022

Race Driving Fundamentals -> Traction Circle Limits

on 13 5 2022

Practical Engine Building -> 1jz building - Ring gaps and bearing clearances

on 13 5 2022

Off Topic Discussion -> VIP Package

on 13 5 2022

General Tuning Discussion -> 3SGE beams red top link ecu, no startup

on 13 5 2022

Practical Motorsport Wiring - Professional Level -> CWA400 Supply in concentric layout question

on 10 5 2022

General Engine Building Discussion -> Dry sump for porsche boxster engine. (NON turbo gt engines)

on 10 5 2022

General Tuning Discussion -> Belt squealing for ~5 seconds after start

on 10 5 2022

Suspension Tuning & Optimization -> setting up suspension droop

on 8 5 2022

EFI Wiring Fundamentals -> disconnect battery while running

on 7 5 2022

General Tuning Discussion -> Intake Temperature vs Waste Gate Boost Pressure

on 7 5 2022

Practical Engine Building -> Subaru cylinder head exhaust bucket galleries block-off

on 1 5 2022

How to Degree a Cam -> Cam clearance

on 30 4 2022

Practical Motorsport Wiring - Club Level -> Doubts with Relays

on 30 4 2022

General Tuning Discussion -> Piston Disintegrated - Failure Analysis

on 29 4 2022

Practical Motorsport Wiring - Club Level -> Fuse position in circuit

on 26 4 2022

Practical Standalone Tuning -> Haltech Elite Rev Limit

on 24 4 2022

General Tuning Discussion -> 9.5 Knock at 40% throttle when vehicle is shifting from 2 to 3 gear

on 21 4 2022

Practical Engine Building -> Mixing coated/uncoated bearings

on 21 4 2022

Practical Engine Building -> Oil ring gap

on 20 4 2022

General Tuning Discussion -> Old Subaru and Apexi Power FC

on 18 4 2022

Practical Motorsport Wiring - Club Level -> RESISITOR ON GRND CIRCUIT

on 17 4 2022

General Tuning Discussion -> Nissan SR Brainstorming: With Set Turbo, Cylinder Head, Etc, How Can We Maximize Potential?

on 16 4 2022

EFI Wiring Fundamentals -> Wrap around heat shrink tubing

on 16 4 2022

Build Threads -> S13 Silvia built to perfection

on 15 4 2022

General Engine Building Discussion -> Excessive cylinder pressure and main bearing failure

on 15 4 2022

General Tuning Discussion -> Is an intercooler 'necessary' ? 2GRFE Supercharged discussion

on 15 4 2022

EFI Wiring Fundamentals -> Round ground terminal choice

on 14 4 2022

EFI Wiring Fundamentals -> Body grounds

on 14 4 2022

General Tuning Discussion -> Engine cranking no start. 2002 VW golf GTI with Ko4 turbo and 750cc injectors.

on 14 4 2022

EFI Tuning Fundamentals -> Additional Combustion concepts explanation

on 12 4 2022

PDM Installation & Configuration -> ecumaster switchboard configuration

on 10 4 2022

General Tuning Discussion -> Evo 5 , running lean

on 10 4 2022

General Tuning Discussion -> HP ACADEMY abbreviations

on 9 4 2022

EFI Wiring Fundamentals -> starter motor grounding

on 6 4 2022

PDM Installation & Configuration -> 24V or 12V/24V PDM

on 5 4 2022

General Tuning Discussion -> Big cams = more boost?

on 5 4 2022

General Tuning Discussion -> Insulating ball bearing turbo exhaust housings - good or bad?

on 5 4 2022

Practical Engine Building -> Cam Oil Clearance

on 5 4 2022

General Tuning Discussion -> 420whp built KA-T on MS2PNP. Need help figuring why car is breaking up. AFR darting back and forth

on 1 4 2022

EFI Tuning Fundamentals -> exhaust stroke pressure

on 1 4 2022

Suspension Tuning & Optimization -> Multi-way Adjustment dampers

on 31 3 2022

General Engine Building Discussion -> Bearing knock

on 30 3 2022

PDM Installation & Configuration -> Combining inputs

on 30 3 2022

EFI Tuning Fundamentals -> Seriously I paid for this

on 30 3 2022

PDM Installation & Configuration -> Firewall Pass Through Stud Manufacturer

on 28 3 2022

Motorsport Fabrication Fundamentals -> Dzus fastner

on 27 3 2022

How to Degree a Cam -> degreeing a b18a non vtec

on 26 3 2022

Off Topic Discussion -> Transmissions and there rotation

on 26 3 2022

Off Topic Discussion -> Should I give up or try this?

on 26 3 2022

Introduction to Engine Tuning -> Potential damage caused by hub dyno

on 23 3 2022

Buy Sell and Swap -> Looking for Mainline Prohub

on 23 3 2022

General Engine Building Discussion -> Audi 2.5 5 cyl head problems

on 22 3 2022

Practical Standalone Tuning -> Boosting an LS1 - protecting spaghetti rods.

on 22 3 2022

General Tuning Discussion -> silicon or teflon coil stalks preferred?

on 21 3 2022

General Tuning Discussion -> Fuel pressure dropping off with increased boost

on 21 3 2022

Practical Engine Building -> B18C ARP main stud issues

on 19 3 2022

Build Threads -> Darton sleeves

on 19 3 2022

General Tuning Discussion -> l98 timing trouble

on 16 3 2022

General Tuning Discussion -> Early rev limiter with 24psi

on 16 3 2022

Buy Sell and Swap -> TFX Engine Technology - Engine Pressure Analyzer

on 15 3 2022

MoTeC M1 Software Tutorial -> Nitrous activation

on 13 3 2022

General Tuning Discussion -> Ghost cam idle tune advice

on 13 3 2022

General Tuning Discussion -> Tuning a 98 jaguar xk8

on 12 3 2022

EFI Wiring Fundamentals -> Concerns About My Wire Harness' Fuses

on 12 3 2022

PDM Installation & Configuration -> PDM output grouping

on 12 3 2022

General Engine Building Discussion -> 4G63 head rebuild

on 10 3 2022

General Tuning Discussion -> Portable Dyno( or Road Dyno) VS Hub Dyno

on 10 3 2022

General Engine Building Discussion -> Timing problem?Audi A8 D3 4.2 FSI

on 9 3 2022

Practical Standalone Tuning -> Engine Dyno vs Chassis Dyno, IC water bath

on 8 3 2022

General Engine Building Discussion -> Intake Air Temperature

on 8 3 2022

General Engine Building Discussion -> GM 2.2 ECOTEC cylinder head

on 6 3 2022

Practical Engine Building -> Porosity on the inside of the block

on 7 3 2022

Webinar Questions -> Webinar #217

on 7 3 2022

General Tuning Discussion -> High Intake air temp on boosted engine

on 7 3 2022

How to Degree a Cam -> Cam card

on 5 3 2022

General Tuning Discussion -> Alternative Lumpy Idle Tune Switch Question

on 3 3 2022

Practical Engine Building -> Sealant

on 3 3 2022

General Engine Building Discussion -> OEM Piston to wall clearance

on 3 3 2022

General Engine Building Discussion -> Engine parts factory

on 2 3 2022

General Engine Building Discussion -> 4g64 block with 4g63 head

on 1 3 2022

Practical Standalone Tuning -> AEM EMS starter kickback issue

on 28 2 2022

Practical Engine Building -> Sr20det squirter

on 28 2 2022

Practical Motorsport Wiring - Club Level -> relocating fuse/relay box, EMI issues?

on 28 2 2022

Engine Building Fundamentals -> Measuring gasket volume

on 25 2 2022

PDM Installation & Configuration -> Undestanding motor braking

on 25 2 2022

Off Topic Discussion -> Oil flush with diesel?? 🤔

on 24 2 2022

EFI Tuning Fundamentals -> Ignition Barrell On/Start position

on 22 2 2022

Off Topic Discussion -> Forum Dark mode?

on 22 2 2022

General Tuning Discussion -> how to tune a car with no computer

on 22 2 2022

Ethanol & Flex Fuel Tuning -> combustion engines

on 22 2 2022

General Engine Building Discussion -> crankcase breather non return valve

on 21 2 2022

General Tuning Discussion -> water injection requires fuel alteration ?

on 21 2 2022

Practical Engine Building -> Mild or severe knock

on 20 2 2022

General Tuning Discussion -> Issues M54B30 with ecumaster emublack

on 20 2 2022

General Engine Building Discussion -> EJ20 E85 spark plug heat range

on 18 2 2022

Practical Engine Building -> Ring gap

on 17 2 2022

Off Topic Discussion -> Body shop in Auckland for body rust repair/modifications?

on 17 2 2022

General Tuning Discussion -> Egt Location Help

on 16 2 2022

General Tuning Discussion -> Idle vacuum drop with 2jz-ge aftermarket intake manifold

on 15 2 2022

How to Degree a Cam -> cam adjustment

on 14 2 2022

General Tuning Discussion -> Leaner mixture during tires slippage after launch

on 14 2 2022

EFI Wiring Fundamentals -> Wiring a Killswitch to coil relay.

on 11 2 2022

General Tuning Discussion -> practical tuning

on 28 1 2022

Off Topic Discussion -> Kaizen Relay ( No device found )

on 11 2 2022

EFI Tuning Fundamentals -> VE and Throttle Position Fuel Maps

on 11 2 2022

General Tuning Discussion -> ITB Trumpet Tuning BOGS and oscillating Lambda

on 11 2 2022

Understanding AFR -> Can I add fuel through wet nitrous setup on a turbo charged engine to be able to run a big shot, like 300 to 400hp shot?

on 9 2 2022

Practical Engine Building -> Inline 5

on 8 2 2022

Practical Reflash Tuning -> CFM or HZ ??

on 8 2 2022

Off Topic Discussion -> Vari Speed Rad Fan

on 8 2 2022

Practical Standalone Tuning -> 2jz emu black firing problem

on 7 2 2022

General Tuning Discussion -> Blowing head gasket due to excessive timing?

on 6 2 2022

Practical Standalone Tuning -> 2jz haltech cant rev past 8500rpm

on 6 2 2022

EFI Tuning Fundamentals -> Not relavent

on 4 2 2022

General Car Setup Discussion -> Bucket Seats

on 30 1 2022

EFI Wiring Fundamentals -> UK parts supply and recommendation for relay

on 4 2 2022

General Tuning Discussion -> Driver demand fuel 70 series Toyota

on 3 2 2022

Off Topic Discussion -> Surge tank set up with single in tank pump?

on 31 1 2022

EFI Tuning Fundamentals -> Ignition For Modified Engine

on 31 1 2022

EFI Wiring Fundamentals -> Wiring for LS swap. Battery, alternator and start up.

on 30 1 2022

Engine Building Fundamentals -> Flat top vs dome top pistons

on 28 1 2022

General Engine Building Discussion -> aeronautical epoxy on deck surfaces

on 28 1 2022

General Tuning Discussion -> Knock control and knock count

on 28 1 2022

EFI Tuning Fundamentals -> Quiz AFR units imperial or metrics

on 28 1 2022

General Tuning Discussion -> Exhaust temperature, i need some tips.

on 28 1 2022

Practical Standalone Tuning -> STEADY STATE

on 27 1 2022

General Tuning Discussion -> Rb25 misfire

on 26 1 2022

Understanding AFR -> does stoic afr effect wot

on 25 1 2022

General Tuning Discussion -> Questions about rev limiter strategies

on 25 1 2022

EFI Wiring Fundamentals -> Videos won't play

on 24 1 2022

General Tuning Discussion -> EVO 9 Balance Shaft

on 23 1 2022

Understanding AFR -> Air Temp Compensation

on 23 1 2022

Practical Standalone Tuning -> Max RPM tuning for Knox

on 22 1 2022

EFI Tuning Fundamentals -> Flame Front vs. Knock “Explosion”

on 22 1 2022

Engine Building Fundamentals -> First startup and initial break-in

on 22 1 2022

General Car Setup Discussion -> Lancer wagon 2.0 intense transmission

on 20 1 2022

General Tuning Discussion -> Lift Pump selection and Amperage draw

on 20 1 2022

Off Topic Discussion -> How to have a successfull and productive Car shop

on 19 1 2022

General Engine Building Discussion -> Hypatec pistons 351 Cleveland clearance issue

on 19 1 2022

Webinar Questions -> Idle airflow

on 19 1 2022

Understanding AFR -> Timing

on 19 1 2022

General Tuning Discussion -> Dyno Ramp Rate

on 18 1 2022

General Tuning Discussion -> Knock monitoring for stock ecu.

on 18 1 2022

Introduction to Engine Tuning -> computer

on 17 1 2022

EFI Wiring Fundamentals -> Grounding fibreglass car with trunk mounted battery

on 17 1 2022

How to Degree a Cam -> Piston To Valve Clearance process

on 17 1 2022

General Engine Building Discussion -> Welll this is new...

on 17 1 2022

Practical Motorsport Wiring - Club Level -> SR20de swap

on 16 1 2022

Build Threads -> Oh God where do i start... Midengined LSX Turbo Le Mans inspired with a 1hp to 1KG target

on 14 1 2022

EFI Wiring Fundamentals -> Renault Clio Rs200 Alternator 2 Wire

on 13 1 2022

EFI Wiring Fundamentals -> Tefzel Vs. TXL Amperage

on 13 1 2022

EFI Wiring Fundamentals -> ECU ground to the battery

on 12 1 2022

General Tuning Discussion -> Battery Voltage

on 11 1 2022

EFI Wiring Fundamentals -> Alternator Charging / Digital Dash (no charge light)

on 9 1 2022

Off Topic Discussion -> Requesting opinions on gauge clusters

on 11 1 2022

Engine Building Fundamentals -> Engine raving but stops

on 9 1 2022

General Tuning Discussion -> Setting Pit lane speed limit on M150 for use in Tarmac Rally

on 9 1 2022

MoTeC M1 Software Tutorial -> Rev limit issue !!!!

on 8 1 2022

General Tuning Discussion -> Need help explaining this "Requested Engine Load" map

on 8 1 2022

EFI Tuning Fundamentals -> Intake Air temperature sensor

on 7 1 2022

EFI Wiring Fundamentals -> Additional Connections

on 7 1 2022

General Engine Building Discussion -> Evo ix engine vacuum

on 7 1 2022

General Tuning Discussion -> Electronic Throttle Control

on 6 1 2022

General Tuning Discussion -> wrx 'stumbling' issues

on 5 1 2022

Practical Engine Building -> Machine shop Balancing Crankshaft

on 4 1 2022

PDM Installation & Configuration -> Bulkhead for Battery Cable

on 4 1 2022

PDM Installation & Configuration -> PDM Total Current Capacity

on 1 1 2022

Introduction to Engine Tuning -> Port Injection

on 1 1 2022

Launch Control -> Golf 5 147kW

on 30 12 2021

General Tuning Discussion -> E-Type Jag fuel injection e85 conversion

on 30 12 2021

Off Topic Discussion -> Boost vacuum at idle

on 30 12 2021

General Tuning Discussion -> A really wierd spark issue i havnt seen before

on 30 12 2021

EFI Tuning Fundamentals -> Injector Drives

on 28 12 2021

EFI Tuning Fundamentals -> Ignition Drives

on 28 12 2021

General Engine Building Discussion -> Accusump oil accumilator wiring to fuel pump trigger.

on 27 12 2021

Webinar Questions -> Selecting parts

on 26 12 2021

Motorsport Wheel Alignment Fundamentals -> Teo

on 25 12 2021

Practical Standalone Tuning -> Direct injection tune

on 23 12 2021

General Car Setup Discussion -> Overall tire diameter increase pros and cons?

on 23 12 2021

General Tuning Discussion -> VE at idle too high??

on 21 12 2021

Build Threads -> 2002 Subaru WRX EFR7670

on 20 12 2021

Off Topic Discussion -> Dyno Exhaust Extraction size

on 20 12 2021

EFI Tuning Fundamentals -> Different fuel and Lambda reading

on 20 12 2021

PDM Installation & Configuration -> Determining Chanel Current Limits

on 18 12 2021

General Tuning Discussion -> Is the lambda sensor still necessary after a mapped ng

on 16 12 2021

General Tuning Discussion -> Oil pressure drop after small rev on idle

on 16 12 2021

General Engine Building Discussion -> Concerns on i-beam/tri-beam connecting rods

on 16 12 2021

EFI Tuning Fundamentals -> Throttle Position Sensor

on 16 12 2021

General Engine Building Discussion -> 4G63 OIL PRESSURE

on 15 12 2021

Race Driving Fundamentals -> Track walk

on 14 12 2021

EFI Wiring Fundamentals -> 5 pin hella relay

on 13 12 2021

EFI Wiring Fundamentals -> The voltage in each splicing wires ?

on 13 12 2021

Practical Motorsport Wiring - Club Level -> Old style voltage regulator issues?

on 13 12 2021

EFI Wiring Fundamentals -> Circuit Percent Fuse Rating

on 10 12 2021

EFI Wiring Fundamentals -> AC may used up in automabile engine?

on 12 12 2021

General Engine Building Discussion -> Evo 8 drysump bearing clearances

on 9 12 2021

General Engine Building Discussion -> Rover/P76 V8 worked example

on 8 12 2021

EFI Tuning Fundamentals -> Switched Output

on 7 12 2021

EFI Tuning Fundamentals -> High idle

on 6 12 2021

EFI Tuning Fundamentals -> mechanic

on 6 12 2021

Introduction to Engine Tuning -> Steady State

on 4 12 2021

General Tuning Discussion -> Sequential flat shift 'ring' on gear change

on 4 12 2021

Webinar Questions -> Throttle Body Sizing

on 3 12 2021

Off Topic Discussion -> Shopping Advice -> Wheel Cribs

on 3 12 2021

Practical Reflash Tuning -> Car not doing what its told?

on 1 12 2021

EFI Tuning Fundamentals -> Laptop selections

on 30 11 2021

EFI Wiring Fundamentals -> Battery smoothness

on 30 11 2021

Boost Control -> T3 Turbo manifold adjusted to twin scroll Honda B16

on 30 11 2021

Off Topic Discussion -> Issues, gripes and complaints about conventional 'Cherry-picker' engine hoists?

on 30 11 2021

General Engine Building Discussion -> Little end shimming for piston guided rod

on 30 11 2021

Practical Engine Building -> 4G63 main bearing journals

on 29 11 2021

Practical Engine Building -> Oil seals

on 29 11 2021

EFI Wiring Fundamentals -> Basic Grounding Questions

on 29 11 2021

Engine Building Fundamentals -> machining the correct size of cylinder bore

on 28 11 2021

General Tuning Discussion -> Tuning a Built Motor

on 27 11 2021

Practical Engine Building -> Ring gaps not parallel

on 26 11 2021

Practical Engine Building -> Moroso block filler

on 26 11 2021

General Tuning Discussion -> Altitude effect base fuel pressure?? Also stock 1jz FPR 1:1 rising rate??

on 26 11 2021

General Engine Building Discussion -> Choosing correct turbo size in a sequential diesel setup

on 24 11 2021

EFI Tuning Fundamentals -> Cruise load - best lambda in aim of efficiency

on 23 11 2021

General Tuning Discussion -> Evo 8 with Link G4+ Plugin VE maxed out

on 23 11 2021

General Tuning Discussion -> Is the EPA making tuning illegal?

on 22 11 2021

Off Topic Discussion -> Powertune digital dash

on 23 11 2021

EFI Wiring Fundamentals -> Crankshaft speed fluctuation vs crank reference

on 21 11 2021

General Engine Building Discussion -> R35 burns oil

on 21 11 2021

EFI Tuning Fundamentals -> Car Bogs at WOT

on 20 11 2021

EFI Tuning Fundamentals -> Trigger inputs

on 18 11 2021

Practical Motorsport Wiring - Club Level -> Fuel pressure sensor location

on 18 11 2021

Off Topic Discussion -> Aerospace company in liquidation - motec ecu/pdm's - precison tools and equipment - connectors - wiring all up for sale on auction site

on 16 11 2021

Off Topic Discussion -> Motul 300V Motcycle Oil -vs- Synthetic Car oil in a Twin Turbo

on 16 11 2021

EFI Tuning Fundamentals -> Wave forms

on 16 11 2021

Practical Engine Building -> Sealants to use with cork sump gasket

on 15 11 2021

EFI Tuning Fundamentals -> Air Fuel Ratio

on 15 11 2021

EFI Tuning Fundamentals -> Choosing the correct A.F.R

on 15 11 2021

EFI Tuning Fundamentals -> Secondary fuel pump coming on under boost

on 14 11 2021

EFI Tuning Fundamentals -> Standart conditions

on 14 11 2021

Practical Standalone Tuning -> tps issues

on 13 11 2021

Build Threads -> Evo 4g63 Ring end gaps issue

on 11 11 2021

EFI Tuning Fundamentals -> Pressure Volume Cycle

on 10 11 2021

Ethanol & Flex Fuel Tuning -> MBT

on 10 11 2021

General Tuning Discussion -> Rolling anti-lag and bent valves

on 8 11 2021

EFI Wiring Fundamentals -> Confused

on 8 11 2021

General Engine Building Discussion -> 1967 GTO 400

on 8 11 2021

EFI Tuning Fundamentals -> 2jzge

on 7 11 2021

EFI Tuning Fundamentals -> E85

on 6 11 2021

Race Driving Fundamentals -> Optimal Shift point for 1/4 mile

on 6 11 2021

EFI Tuning Fundamentals -> Help understanding things

on 6 11 2021

Ethanol & Flex Fuel Tuning -> LES COURS SONT EN ANGLAIS

on 4 11 2021

EFI Tuning Fundamentals -> Water To Air Intercooler IAT Placement

on 4 11 2021

General Tuning Discussion -> Charge cooler loop pressure

on 4 11 2021

Build Threads -> Wild Child the 1988 F150

on 4 11 2021

General Engine Building Discussion -> Injector positioning

on 4 11 2021

General Engine Building Discussion -> Material for cylinderblock

on 3 11 2021

General Tuning Discussion -> Torque Management

on 3 11 2021

EFI Tuning Fundamentals -> Pressure Volume Cycle

on 1 11 2021

Motorsport Wheel Alignment Fundamentals -> Wider track at the front

on 1 11 2021

General Tuning Discussion -> 360 degrees base timing offset

on 31 10 2021

General Car Setup Discussion -> Group c

on 31 10 2021

Practical Standalone Tuning -> Warm Up ignition

on 30 10 2021

Suspension Tuning & Optimization -> Leaf springs

on 30 10 2021

General Tuning Discussion -> What ECU I can use to run my V12?

on 28 10 2021

Practical Standalone Tuning -> ACCEL VS THROTTLE

on 28 10 2021

General Tuning Discussion -> Does low end torque hurt a petrol engine?

on 28 10 2021

Race Driving Fundamentals -> Karting Traction circle

on 27 10 2021

General Tuning Discussion -> 2013 STI idle starts at 15 AFR, just goes richer and richer

on 27 10 2021

Engine Building Fundamentals -> Torque to yield

on 25 10 2021

EFI Tuning Fundamentals -> Absolute vs Gauge Pressure

on 25 10 2021

Introduction to Engine Tuning -> Octane and Fuel

on 24 10 2021

Engine Building Fundamentals -> Balancer shalf

on 22 10 2021

General Engine Building Discussion -> Ring End Gaps

on 21 10 2021

Off Topic Discussion -> 4G63 Major Failure

on 20 10 2021

Webinar Questions -> 223 | Dry Sump Systems

on 20 10 2021

Boost Control -> Turbocharger Exhaust Back-Pressure Values (What is a good # to see?)

on 19 10 2021

General Tuning Discussion -> Tuning with high fuel pressure or lowering?

on 19 10 2021

Practical Motorsport Wiring - Club Level -> How to find a component list

on 17 10 2021

Off Topic Discussion -> Boost issues - exhaust flow opening waste gate possible?

on 16 10 2021

How to Degree a Cam -> Moving powerband to higher rpm

on 16 10 2021

EFI Wiring Fundamentals -> alternator question

on 16 10 2021

General Engine Building Discussion -> Je pistons 79mm stock bore 2nd ring issue

on 16 10 2021

Ethanol & Flex Fuel Tuning -> Blending from pump e85

on 14 10 2021

Ethanol & Flex Fuel Tuning -> methanol instead of ethanol

on 13 10 2021

General Tuning Discussion -> Egt

on 12 10 2021

How to Degree a Cam -> Finding true TDC

on 10 10 2021

General Car Setup Discussion -> Alternator control

on 10 10 2021

How to Degree a Cam -> Camshaft specification sheets

on 10 10 2021

Understanding AFR -> E10 and afr

on 8 10 2021

Variable Cam Control Tuning -> Cam timing vs VE vs max power

on 8 10 2021

Practical Standalone Tuning -> VE table incorrect?

on 8 10 2021

General Engine Building Discussion -> Cadillac 1961 390 v8

on 6 10 2021

Practical Reflash Tuning -> Boost creep on WG spring pressure STI

on 5 10 2021

General Engine Building Discussion -> 2jz engine rebuild failure

on 4 10 2021

General Engine Building Discussion -> 3sgte cam degreeing issue

on 4 10 2021

Suspension Tuning & Optimization -> Helper/Tender Spring and Roll Stiffness?

on 4 10 2021

General Tuning Discussion -> What ECU should I use ?

on 4 10 2021

General Tuning Discussion -> Small turbo lacks gut-punch in the low/mid RPM's

on 3 10 2021

Practical Engine Building -> pressure washer to clean coolant passages

on 2 10 2021

EFI Tuning Fundamentals -> ignition timing's affect on engine temperature

on 2 10 2021

Motorsport Wheel Alignment Fundamentals -> Coilover ride height /bump travel adjustment

on 1 10 2021

EFI Tuning Fundamentals -> Why high resolution Crank Position Sensor?

on 1 10 2021

General Car Setup Discussion -> Fine control over oil cooling system

on 1 10 2021

Practical Standalone Tuning -> Setting base timing without reference marks

on 1 10 2021

Engine Building Fundamentals -> Hot honing

on 30 9 2021

Practical Motorsport Wiring - Club Level -> Best method of passing high-amp power through the body

on 29 9 2021

Off Topic Discussion -> Pressure Vs Reverse bleeding the brakes

on 28 9 2021

General Tuning Discussion -> Random Intake Backfires

on 28 9 2021

General Tuning Discussion -> Fuel Pump upgrade

on 28 9 2021

General Engine Building Discussion -> 4G63 DEEP SCRATCHES ON ROD BEARING SHELLS

on 27 9 2021

Webinar Questions -> Flex-Fuel Tuning — VE Delta for Pump vs E85

on 25 9 2021

Variable Cam Control Tuning -> VCT vs. fuel economy

on 24 9 2021

Suspension Tuning & Optimization -> Measured cg height

on 24 9 2021

Build Threads -> Camshaft sprocket nut

on 23 9 2021

Practical Engine Building -> Freeze Plug Sealant

on 23 9 2021

General Engine Building Discussion -> 4G63 Rod and Main clearance

on 22 9 2021

EFI Wiring Fundamentals -> wiring multipoint 6cly

on 21 9 2021

General Tuning Discussion -> Fuel getting too hot after 90 min drive in warm weather

on 21 9 2021

Motorsport Wheel Alignment Fundamentals -> Live Axle Location

on 20 9 2021

Webinar Questions -> Flat shift, synchro H pattern

on 20 9 2021

General Engine Building Discussion -> Headgasket thickness (is bigger really better)

on 18 9 2021

Engine Building Fundamentals -> How to Use a ring file

on 15 9 2021

Engine Building Fundamentals -> How to use a ring compressor

on 15 9 2021

EFI Tuning Fundamentals -> Ignition timing map.

on 14 9 2021

General Car Setup Discussion -> Load Transfer / Shock Travel

on 14 9 2021

Motorsport Wheel Alignment Fundamentals -> Measuring bump steer

on 14 9 2021

Race Driving Fundamentals -> How close to the apex should you be?

on 13 9 2021

General Tuning Discussion -> Ethanol sensor and fuel pressure sensor issues

on 12 9 2021

Practical Motorsport Wiring - Club Level -> AEM IG1A Ignition Coils with aftermarket Tach

on 12 9 2021

Practical Engine Building -> sr20 main cap torque specs

on 11 9 2021

Race Driving Fundamentals -> Braking vs Engine Braking

on 11 9 2021

Race Driving Fundamentals -> How close to the apex should you be?

on 11 9 2021

General Engine Building Discussion -> Shiny Oil during Inspection

on 11 9 2021

Motorsport Wheel Alignment Fundamentals -> When to check and set bump steer as well as corner weighin?

on 10 9 2021

General Tuning Discussion -> Batch or Multi-Point injection

on 10 9 2021

Build Threads -> 1995 Nissan Skyline GTST - 100% STOCK

on 9 9 2021

Understanding AFR -> Understanding Lean Fuel Mixtures

on 7 9 2021

Variable Cam Control Tuning -> VCT Tuning with Factory ECUs

on 7 9 2021

General Tuning Discussion -> Tuning for fuel economy and increased power

on 7 9 2021

EFI Tuning Fundamentals -> throttle possition test

on 5 9 2021

General Tuning Discussion -> Evo 9 head is known fir warping when ported?

on 4 9 2021

Practical Corner Weighting -> Spring perch preload when compressing sprig

on 3 9 2021

Practical Motorsport Wiring - Club Level -> MoTec PDM30 Fuel Pump & Fan Wiring

on 29 8 2021

Practical Engine Building -> EJ257 Block Oil Galley Iprovements

on 1 9 2021

Practical Reflash Tuning -> strange behaviour

on 1 9 2021

Understanding AFR -> Effect of AFR on Economy

on 31 8 2021

General Tuning Discussion -> 4g69 ecu choice

on 31 8 2021

Motorsport Wheel Alignment Fundamentals -> Nitron pre-load and ride height

on 30 8 2021

EFI Tuning Fundamentals -> tuning help

on 29 8 2021

Practical Motorsport Wiring - Club Level -> Master switch wiring

on 29 8 2021

Practical Engine Building -> 4G63 ADJUSTING MAIN CLEARANCE

on 28 8 2021

General Tuning Discussion -> RX7 tuning questions (low compression post break in)

on 28 8 2021

General Tuning Discussion -> Engine goes lean if RPM drops on takeoff

on 27 8 2021

EFI Wiring Fundamentals -> Is circuit breaker necessary if fuse is present

on 27 8 2021

Build Threads -> E30 325i track build. Grp.a inspiration with a modern twist

on 27 8 2021

General Car Setup Discussion -> Heat Exchanger Ducting Advice

on 27 8 2021

General Engine Building Discussion -> Gaining thrust clearance

on 26 8 2021

EFI Wiring Fundamentals -> SR20DE Ignition Resistor and Condenser

on 25 8 2021

Engine Building Fundamentals -> Engine SEIZING

on 25 8 2021

General Tuning Discussion -> Neural networks???

on 25 8 2021

General Car Setup Discussion -> A/C Compressor - Mechanical to electrical

on 25 8 2021

Practical Motorsport Wiring - Club Level -> Altenator not charging

on 24 8 2021

Off Topic Discussion -> big brake upgrade

on 24 8 2021

EFI Tuning Fundamentals -> MAP Sensor and Reversion from EGR

on 23 8 2021

General Engine Building Discussion -> Oil pan pressure

on 22 8 2021

Motorsport Wheel Alignment Fundamentals -> Canter lever/ inboard suspension.

on 22 8 2021

Member Introductions -> Hello from Colorado

on 21 8 2021

General Tuning Discussion -> Old grandmother's trick to enrich obd1 injection ...😂

on 19 8 2021

Build Threads -> z24 engine building question

on 19 8 2021

EFI Wiring Fundamentals -> Videos don't work

on 19 8 2021

General Tuning Discussion -> Initial Start - Idle issues

on 17 8 2021

EFI Wiring Fundamentals -> Checking ohms on components

on 16 8 2021

EFI Wiring Fundamentals -> Safe wire for fuel tank.

on 15 8 2021

EFI Wiring Fundamentals -> Mil Spec Wiring - Question of wire size

on 15 8 2021

General Tuning Discussion -> Troubleshooting Boost Creep

on 14 8 2021

Understanding AFR -> e30 mix with 93oct

on 14 8 2021

General Car Setup Discussion -> Lateral Roll Center Position

on 14 8 2021

Off Topic Discussion -> dual plate clutch

on 13 8 2021

Motorsport Wheel Alignment Fundamentals -> Rear traction rod for R32 skyline

on 13 8 2021

General Engine Building Discussion -> Cam degree method

on 11 8 2021

General Engine Building Discussion -> Vauxhall 20x breaking valves

on 7 8 2021

General Tuning Discussion -> Trying to understand VE on Audi 3.0t supercharged

on 5 8 2021

Off Topic Discussion -> Choice of turbo

on 4 8 2021

Practical Standalone Tuning -> Semi sequential injection

on 4 8 2021

Ethanol & Flex Fuel Tuning -> Antique Tractor pulling with e85 help

on 2 8 2021

General Tuning Discussion -> 93 oct blend with methanol

on 2 8 2021

General Tuning Discussion -> Intake manifold runner flap delete

on 29 7 2021

General Tuning Discussion -> Dyno Road Simulation - Getting A, B & C coefficients from coast down test

on 28 7 2021

General Tuning Discussion -> Is AFR recommended for cars and bikes different?

on 27 7 2021

Practical Corner Weighting -> Disconnection of Sway Bar End Links (Does this include torsion bars?)

on 27 7 2021

Off Topic Discussion -> Pwm clutch slipper valve

on 27 7 2021

Engine Building Fundamentals -> Deck surfacing also affects CR

on 26 7 2021

Off Topic Discussion -> 4g63 , buy long block

on 23 7 2021

Practical Motorsport Wiring - Club Level -> Correct physical location for battery+ fuse when relocating to trunk

on 23 7 2021

EFI Tuning Fundamentals -> mass air flow

on 22 7 2021

Off Topic Discussion -> FPR location.

on 22 7 2021

Road Tuning -> Step 8 full power tuning detonation

on 21 7 2021

Practical Motorsport Wiring - Club Level -> Fuse center options

on 21 7 2021

General Engine Building Discussion -> Compression ratios

on 21 7 2021

General Tuning Discussion -> Flat foot shift

on 21 7 2021

Motorsport Wheel Alignment Fundamentals -> Panhard rod effect on chassis alignment

on 20 7 2021

General Tuning Discussion -> 15 Escalade Cold Air Intake install followed by engine running extremely ....

on 20 7 2021

Practical Corner Weighting -> Disconnect Roll Bars

on 20 7 2021

General Tuning Discussion -> Comparison between ECUs

on 18 7 2021

Off Topic Discussion -> Wiring of Light and Break Switches.

on 14 7 2021

General Engine Building Discussion -> Can I learn and practice on a Honda 110cc single cylinder engine

on 14 7 2021

General Tuning Discussion -> Steady state ignition tuning what gears toUse

on 14 7 2021

General Tuning Discussion -> ECU Master Black - Startup Problems

on 13 7 2021

General Engine Building Discussion -> Header Manufacturing: 3D Printed prototype blocks

on 13 7 2021

Race Driving Fundamentals -> Why tire friction coefficient changes with load

on 12 7 2021

Understanding AFR -> Centrifugal Supercharged AFR Strategy

on 11 7 2021

General Car Setup Discussion -> Permantently lock centre diff?

on 10 7 2021

Professional Motorsport Data Analysis -> Downforce calculation

on 9 7 2021

General Car Setup Discussion -> Carbon Strut Bars

on 5 7 2021

Understanding AFR -> Cold engine performance issues - AFR ?

on 5 7 2021

EFI Wiring Fundamentals -> alternator charging wire

on 3 7 2021

General Tuning Discussion -> Dyno Dynamics upgrade to Windows 10

on 3 7 2021

General Tuning Discussion -> Ktuner to Virtual Dyno Tuning WOT

on 2 7 2021

Build Threads -> ST185 Celica GT-Four - Time Attack car

on 30 6 2021

Webinar Questions -> Mirror Distance Using Wheel vs Tire Radius

on 1 7 2021

Practical Corner Weighting -> Front wheel circle track set up

on 29 6 2021

Build Threads -> Larger exhaust installed, lost a psi of boost pressure. Single turbo 5.0 Coyote on 8psi wastegate spring pressure

on 29 6 2021

General Engine Building Discussion -> Camshaft lift vs duration independently

on 28 6 2021

EFI Wiring Fundamentals -> Fundamentals

on 25 6 2021

EFI Tuning Fundamentals -> Clarification on AFR burn speed and more

on 25 6 2021

General Car Setup Discussion -> Brake Rotor Weight

on 25 6 2021

Practical Corner Weighting -> Camber and toe on Circle track front wheel drive

on 23 6 2021

General Tuning Discussion -> Component limits

on 20 6 2021

Motorsport Wheel Alignment Fundamentals -> Choosing your ideal ride height

on 20 6 2021

Practical Motorsport Wiring - Club Level -> Sizing for heat shrink labels and clear heat shrink

on 18 6 2021

Practical Engine Building -> Engine rebuilding

on 18 6 2021

Off Topic Discussion -> Garrett turbo supplier

on 17 6 2021

EFI Tuning Fundamentals -> Air Temperature Converison

on 17 6 2021

How to Degree a Cam -> How to Degree a Camshaft with Factory Variable Cam Gear?

on 16 6 2021

General Tuning Discussion -> Bigger turbo - More power?

on 16 6 2021

General Tuning Discussion -> Tune Alterations to decrease exhaust/ engine noise

on 16 6 2021

Practical Standalone Tuning -> Troubleshooting lean issues under opening throttle

on 14 6 2021

General Engine Building Discussion -> HPDE Mazda 2.5l engine failure

on 14 6 2021

Practical Standalone Tuning -> First time on dyno - where to start?

on 10 6 2021

General Tuning Discussion -> 10:1 SR20DET in a GTiR not taking any timing!

on 8 6 2021

EFI Wiring Fundamentals -> wiring fly by wire throttle and electric power steering

on 6 6 2021

Understanding AFR -> understanding afr

on 4 6 2021

General Tuning Discussion -> Airbox vs Ambient pressure

on 3 6 2021

Motorsport Wheel Alignment Fundamentals -> Rim run-out compensation

on 2 6 2021

General Car Setup Discussion -> Wind-powered "race car"

on 2 6 2021

General Engine Building Discussion -> Is oil filter orientation important?

on 1 6 2021

Off Topic Discussion -> OEM Brushless pump with an additional surge tank setup

on 30 5 2021

How to Degree a Cam -> do we use dial indicator for TDC best for Accuracy.

on 28 5 2021

Off Topic Discussion -> Math question

on 28 5 2021

EFI Tuning Fundamentals -> temps during tuning

on 27 5 2021

How to Degree a Cam -> Cam timing and TDC after Head and block milling

on 27 5 2021

General Tuning Discussion -> Elite 2500 Mustang transient throttle improve accuracy to target lambda?

on 27 5 2021

General Engine Building Discussion -> Bore diameter vs stroke length

on 26 5 2021

Off Topic Discussion -> Custom CNC part manufacture ... you can do it !!!

on 25 5 2021

General Tuning Discussion -> Knocking when starting

on 25 5 2021

Motorsport Wheel Alignment Fundamentals -> Bg Racing Digital Castor Camber Gauge

on 25 5 2021

Practical Motorsport Wiring - Club Level -> Gen 5 GM engine.

on 24 5 2021

Webinar Questions -> Webinar 064 Individual Cylinder Fuel Tuning

on 24 5 2021

Off Topic Discussion -> Sr20ve turbine housing

on 22 5 2021

General Tuning Discussion -> Any areas of the map when you DONT want mbt?

on 22 5 2021

Webinar Questions -> Bar vs Spring

on 22 5 2021

Practical Motorsport Wiring - Club Level -> power distribution

on 21 5 2021

Understanding AFR -> AFR table for LPG Vapour injection

on 21 5 2021

General Tuning Discussion -> Engine dies when rev limiter is hit!

on 21 5 2021

Motorsport Wheel Alignment Fundamentals -> KPI and camber gain

on 19 5 2021

General Tuning Discussion -> S13 sr plug and play link ecu on/off while cranking intermittently

on 19 5 2021

Motorsport Wheel Alignment Fundamentals -> Abarth 500 tire wear problem

on 19 5 2021

CANBus Communications Decoded -> What are CAN local dialects?

on 17 5 2021

General Tuning Discussion -> Individual cylinder lambda vs EGT - Interesting results

on 16 5 2021

Ethanol & Flex Fuel Tuning -> Mixing Blends from E85

on 15 5 2021

Practical Engine Building -> buying used valves

on 15 5 2021

General Tuning Discussion -> Adjusted Stock RB26 Cams

on 13 5 2021

Off Topic Discussion -> College vs Experience

on 13 5 2021

Professional Motorsport Data Analysis -> Roll Gradients different front and rear

on 12 5 2021

General Engine Building Discussion -> Header manufacturing - Ice Engine Works ?

on 11 5 2021

Build Threads -> Gr. CM Hillclimb Prototype Project

on 11 5 2021

EFI Wiring Fundamentals -> test light led

on 11 5 2021

General Tuning Discussion -> Elite 2500 ford mustang - fueling issues after road test

on 10 5 2021

General Tuning Discussion -> Motorcycle dyno tuning

on 10 5 2021

General Tuning Discussion -> Reinforce Evo Iv 4G63

on 9 5 2021

Off Topic Discussion -> Carbon buildup and expectations and maintenance

on 7 5 2021

Practical Standalone Tuning -> Clean Idle

on 6 5 2021

Data Analysis Fundamentals -> Lateral and Longitudinal G Confusion

on 6 5 2021

Practical Engine Building -> internal balancing

on 4 5 2021

Practical Engine Building -> ATI Fluid Damper Oszillation

on 4 5 2021

EFI Tuning Fundamentals -> Rotary owner

on 4 5 2021

EFI Tuning Fundamentals -> air filters and intake pipes

on 4 5 2021

EFI Tuning Fundamentals -> peak pressure

on 4 5 2021

General Engine Building Discussion -> Overheating leading to partial tight turnover

on 4 5 2021

Off Topic Discussion -> Regenenerative/Engine braking on an open differential

on 3 5 2021

General Engine Building Discussion -> How are my bearings looking?

on 3 5 2021

Understanding AFR -> NOS with automatic transmission

on 2 5 2021

EFI Tuning Fundamentals -> lean AFR

on 28 4 2021

General Car Setup Discussion -> Air Intake Design and Conical vs Square/Rectangular Filters

on 1 5 2021

Webinar Questions -> String setup Front and Rear Different OD.

on 30 4 2021

Practical Corner Weighting -> Driver ballast

on 29 4 2021

Data Analysis Fundamentals -> Impartial Data

on 29 4 2021

General Tuning Discussion -> Dyno on rubber cushions?

on 28 4 2021

Engine Building Fundamentals -> Thinking behind de-squishing

on 28 4 2021

General Car Setup Discussion -> Brake Upgrade

on 27 4 2021

EFI Tuning Fundamentals -> Intakteair Temperatur and knock

on 25 4 2021

EFI Wiring Fundamentals -> Saturn SC2 alternator wiring issue.

on 25 4 2021

Understanding AFR -> AFR readings.

on 25 4 2021

General Tuning Discussion -> GTX3067R oil restrictor

on 25 4 2021

General Car Setup Discussion -> Book club, anyone?

on 25 4 2021

General Tuning Discussion -> Just blew my first engine while tuning (rod knock), not sure if it is tune related.

on 23 4 2021

General Tuning Discussion -> Odd Dyno Issues

on 22 4 2021

Webinar Questions -> Adjusting ride height

on 21 4 2021

General Tuning Discussion -> Detonation

on 21 4 2021

General Tuning Discussion -> Unstable cold start idle

on 21 4 2021

General Tuning Discussion -> high and unstable idle

on 19 4 2021

Road Tuning -> Retard timing to save brakes?

on 18 4 2021

Build Threads -> BMW 135i Track Car Build

on 16 4 2021

General Tuning Discussion -> Base tune-Very lean idle on supercharged Toyota 86

on 16 4 2021

General Tuning Discussion -> Forced Induction Plenum and Valve Spring Sizing

on 15 4 2021

Practical Standalone Tuning -> flex fuel base fuel pressure issues

on 15 4 2021

EFI Wiring Fundamentals -> Smoothing 5v Output via Rotary Switch

on 15 4 2021

EFI Wiring Fundamentals -> Basic Relay question?

on 15 4 2021

EFI Tuning Fundamentals -> Selecting perfect size of injector

on 14 4 2021

Motorsport Wheel Alignment Fundamentals -> Leaf Spring Rear & Panhard Rod

on 14 4 2021

Practical Engine Building -> Con Rod Bearing Offset

on 14 4 2021

General Tuning Discussion -> Elite 2500 ford dbw throttle body "hums" -

on 12 4 2021

Practical Engine Building -> Different oversized bearings for main and big ends 4G63

on 10 4 2021

Practical Standalone Tuning -> Real benefit of eddy current dyno?

on 10 4 2021

Practical Corner Weighting -> Non adjustable sway bar links

on 10 4 2021

Off Topic Discussion -> 5 Cylinder VW/Audi engines SOHC to DOHC worth it?

on 9 4 2021

Practical Engine Building -> SR20DET Piston/Rods

on 9 4 2021

General Tuning Discussion -> Fuel System Design - Staged Injection

on 8 4 2021

General Engine Building Discussion -> Selecting the right compression ratio

on 8 4 2021

Webinar Questions -> Stainless slip plate

on 8 4 2021

Off Topic Discussion -> Garrett G42-1450 with 1.28 hotside

on 6 4 2021

Road Tuning -> FA20 cam timing road tuning

on 5 4 2021

Motorsport Wheel Alignment Fundamentals -> Alignment on hand-built/classic/non-mass-production cars

on 5 4 2021

Practical Motorsport Wiring - Club Level -> Starter and Alternator wire sizing gauge

on 4 4 2021

General Tuning Discussion -> Injector flow affected by fuel/injector temperature?

on 3 4 2021

General Tuning Discussion -> Coolant temps and when should I be concerened.

on 3 4 2021

Off Topic Discussion -> DBW Linear Potentiometer

on 2 4 2021

General Tuning Discussion -> Ford mustang elite 2500 dbw throttle doesn't match pedal when engine on.

on 2 4 2021

General Tuning Discussion -> Drive By Wire VS Drive By Cable

on 2 4 2021

General Tuning Discussion -> Exhaust pop nature

on 2 4 2021

EFI Wiring Fundamentals -> Ecu read 650rpm with fan ON

on 2 4 2021

Buy Sell and Swap -> Never Used Haltech Elite 2000

on 1 4 2021

General Tuning Discussion -> Another DBW servo on the market

on 1 4 2021

Engine Building Fundamentals -> Rod Bolt Stretch Guage

on 31 3 2021

General Tuning Discussion -> Marine engine oil

on 31 3 2021

General Car Setup Discussion -> Cooling package ductwork

on 30 3 2021

Engine Building Fundamentals -> Crack Testing

on 30 3 2021

General Tuning Discussion -> Manifold pressure reading under boost

on 28 3 2021

EFI Wiring Fundamentals -> Master Cut Out

on 28 3 2021

EFI Wiring Fundamentals -> Alternator charge indicator

on 28 3 2021

Practical Standalone Tuning -> Knock limited or not

on 28 3 2021

General Tuning Discussion -> Help.. cant open any modules

on 28 3 2021

Practical Standalone Tuning -> supercharger pulley reduction and water methanol injection

on 28 3 2021

General Tuning Discussion -> 4G63 adjustable vernier cam pulley gear

on 27 3 2021

Build Threads -> Wanted to share our ECD Electric Range Rover Build

on 26 3 2021

Practical Engine Building -> SR20DET rebuild and reusing components

on 26 3 2021

Engine Building Fundamentals -> Blue printing machinery and Engine building tools

on 26 3 2021

General Engine Building Discussion -> Piston ring help

on 25 3 2021

EFI Tuning Fundamentals -> Optimal crank angle for maximum combustion pressure

on 25 3 2021

Off Topic Discussion -> Dry-sump: What do you do with the internal oil pump ?

on 24 3 2021

Webinar Questions -> 240 | Methanol Tuning Considerations

on 24 3 2021

Engine Building Fundamentals -> "Piston Position vs Crank Angle vs Rod Length" Graphic

on 24 3 2021

Off Topic Discussion -> Bearing going bad?

on 24 3 2021

Motorsport Wheel Alignment Fundamentals -> Using different roll bar holes

on 23 3 2021

Build Threads -> methanol build

on 23 3 2021

Introduction to Engine Tuning -> I can't watch it ?

on 22 3 2021

Member Introductions -> Am I in the right place?

on 22 3 2021

EFI Wiring Fundamentals -> The big three.

on 22 3 2021

EFI Tuning Fundamentals -> EFI Tuning Fundamentals: BSFC Values

on 22 3 2021

General Tuning Discussion -> vp racing octanium unleaded

on 22 3 2021

General Tuning Discussion -> Should I bottom out this stud for knock sensor?

on 21 3 2021

General Car Setup Discussion -> N15 Pulsar Steering not self centering

on 21 3 2021

Boost Control -> Can same CR stock's piston or higher compression ratio piston in Turbo Charger Setup?

on 20 3 2021

General Car Setup Discussion -> Seat and Steering Wheel Alignment

on 20 3 2021

Practical Engine Building -> Old head as Torque plate

on 19 3 2021

General Tuning Discussion -> Recommendation for timing light

on 19 3 2021

EFI Wiring Fundamentals -> Fuel level

on 19 3 2021

General Tuning Discussion -> Spark plug gap , boost or octane a consideration?

on 18 3 2021

General Tuning Discussion -> Mechanical loud knock feed

on 18 3 2021

Practical Engine Building -> Con Rod Honing Resize

on 17 3 2021

General Tuning Discussion -> G35-900 or G35-1050 on 2jz

on 17 3 2021

Engine Building Fundamentals -> Minor thrust face

on 26 2 2021

Engine Building Fundamentals -> Exhaust valve opening time

on 17 3 2021

General Tuning Discussion -> Transmission temp sensor

on 16 3 2021

EFI Wiring Fundamentals -> Deutsch DT Connectors for 12v and earth convention?

on 14 3 2021

General Car Setup Discussion -> Transmission and Differential Temperature Limits

on 14 3 2021

Practical Standalone Tuning -> question

on 13 3 2021

Understanding AFR -> standard conditions

on 12 3 2021

Practical Standalone Tuning -> Dyno room exhaust muffler and impact on tuning accuracy

on 12 3 2021

EFI Wiring Fundamentals -> Wiring sizing

on 12 3 2021

General Engine Building Discussion -> How far can I go with cam timing and these clearances?

on 10 3 2021

Practical Engine Building -> Sump glue

on 10 3 2021

Motorsport Wheel Alignment Fundamentals -> Motion Ratios

on 9 3 2021

Off Topic Discussion -> Dynamic compression ratio

on 6 3 2021

Practical Engine Building -> Con Rod Honing Resize

on 8 3 2021

Motorsport Wheel Alignment Fundamentals -> Where to put the eccentric bolt?

on 8 3 2021

General Tuning Discussion -> Ls drag racing best ecu?

on 7 3 2021

Member Introductions -> Rich from the UK

on 7 3 2021

Practical Engine Building -> Planning turbo build - how do i choose my ideal compression ratio when ordering pistons?

on 6 3 2021

General Tuning Discussion -> Compression

on 5 3 2021

Off Topic Discussion -> The best alignment for the circuit called Career, layout Succeed :D

on 5 3 2021

Webinar Questions -> Establishing a Flat Patch

on 5 3 2021

General Car Setup Discussion -> Bigger tire than most recommended? 8,5inch 265/35?

on 5 3 2021

General Tuning Discussion -> High Manifold Pressures

on 4 3 2021

Off Topic Discussion -> Hub Dyno mathematics

on 4 3 2021

Engine Building Fundamentals -> ARP Fastener Tensile Strength Question

on 3 3 2021

General Engine Building Discussion -> Any reason why I can’t check v2v clearance with the head upside down on the workbench?

on 3 3 2021

Road Tuning -> Tweaks for aluminum flywheel

on 3 3 2021

General Engine Building Discussion -> Should head studs be staying finger tight? Is there a trick to this?

on 3 3 2021

General Tuning Discussion -> SUZUKI SWIFT G13B DISTRIBUTOR TO COIL ON PLUG CONVERSION

on 3 3 2021

Practical Engine Building -> Ring gap or bore size overdone?

on 3 3 2021

Practical Standalone Tuning -> RX7 FD3S - Cold start and idle issues when cold; no issues when hot.

on 2 3 2021

General Engine Building Discussion -> How much should valves leak? (I may have solved the mysteries)

on 28 2 2021

General Tuning Discussion -> SR20DET Volumetric Efficiency Table Dips

on 28 2 2021

Member Introductions -> Rob from Australia - Aussie 69 Ford Falcon Project

on 28 2 2021

General Tuning Discussion -> I need some help please 2006 chevy 2500hd 6.0 ls

on 28 2 2021

General Engine Building Discussion -> Who's torque specs to go by?

on 27 2 2021

General Engine Building Discussion -> Need a sanity check on cam card, doesn't all add up.

on 27 2 2021

How to Degree a Cam -> Measuring piston to valve clearance with solid lifters/rockers

on 27 2 2021

How to Degree a Cam -> Four stroke

on 26 2 2021

Practical Motorsport Wiring - Club Level -> Earthing the gearbox to the body

on 26 2 2021

Understanding AFR -> Fuel Flow Based On Air Flow

on 25 2 2021

Off Topic Discussion -> How much do you change torque from spec for anti-seize

on 25 2 2021

General Engine Building Discussion -> Yikes! Help changing valve spring while head installed on block

on 25 2 2021

General Tuning Discussion -> WRX Misfire, Flashing check engine, Bucking, Hesitation

on 24 2 2021

Understanding AFR -> WOT @ 2000rpm

on 24 2 2021

Engine Building Fundamentals -> Compression Ratio

on 24 2 2021

General Engine Building Discussion -> Piston to cylinder wall clearance question

on 23 2 2021

General Tuning Discussion -> SSR Issue

on 23 2 2021

EFI Wiring Fundamentals -> Battery Wire & Cable

on 22 2 2021

General Tuning Discussion -> venting fuel tank pressure

on 22 2 2021

General Tuning Discussion -> Wrx EJ high power high boost track ta build

on 22 2 2021

General Engine Building Discussion -> would a spare head with the same valves and cams & rocker arms have the same (or very close) v2v clearance?

on 21 2 2021

Practical Engine Building -> Oil pump shim

on 21 2 2021

Practical Standalone Tuning -> Horsepower

on 21 2 2021

Practical Standalone Tuning -> Golf from course syvecs

on 21 2 2021

Practical Engine Building -> Bearing clearance

on 20 2 2021

General Engine Building Discussion -> Avoiding v2v contact while while checking v2p clearances

on 20 2 2021

General Tuning Discussion -> Weird behavior on low load conditions

on 20 2 2021

EFI Wiring Fundamentals -> Ground and Earth

on 19 2 2021

Engine Building Fundamentals -> Compression ratio

on 18 2 2021

How to Degree a Cam -> Newman camshaft spec sheet

on 18 2 2021

Build Threads -> Evo 8 rocker arms failure

on 16 2 2021

Member Introductions -> Lars from NL with a 1967 electric Volvo Amazon wagon project

on 16 2 2021

General Tuning Discussion -> PWM control of a standard fuel pump

on 16 2 2021

General Tuning Discussion -> Bench top power supply

on 16 2 2021

General Tuning Discussion -> How to best restrict an oversized Holley Dominator style throttle body for better response?

on 13 2 2021

Practical Engine Building -> Valve failure analysis

on 12 2 2021

General Tuning Discussion -> Boost contradictions confusing a newbie

on 12 2 2021

EFI Tuning Fundamentals -> air density

on 11 2 2021

General Car Setup Discussion -> Coolant pressure warnings and setup

on 11 2 2021

Practical Engine Building -> PISTON RINGS POSITION

on 11 2 2021

How to Degree a Cam -> What If crankshaft centerline is offset to the cylinders?

on 11 2 2021

Off Topic Discussion -> Coolant pressure warnings and setup

on 11 2 2021

General Car Setup Discussion -> Lowering intelligently my GT86

on 11 2 2021

Webinar Questions -> HSD Coilovers Ride hight

on 11 2 2021

Practical Engine Building -> BMW B48 Piston Failure Analysis

on 10 2 2021

General Tuning Discussion -> Strange VE numbers around motorway cruise

on 9 2 2021

Practical Engine Building -> 3S-GTE conrod bearing wear pattern

on 7 2 2021

Motorsport Wheel Alignment Fundamentals -> When to torque suspension bolts

on 6 2 2021

General Car Setup Discussion -> How to safely use jack stands

on 6 2 2021

Introduction to Engine Tuning -> Cam Angle

on 6 2 2021

General Car Setup Discussion -> Damper potentiometers vs laser ride height sensors

on 5 2 2021

Practical Engine Building -> Testing Crankcase ventilation efficiency

on 5 2 2021

Practical Engine Building -> Studs

on 3 2 2021

EFI Wiring Fundamentals -> Voltage drop after engine start

on 31 1 2021

Understanding AFR -> Knock limited Engine

on 31 1 2021

General Engine Building Discussion -> Sr20 oil pump cover not flush with deck

on 31 1 2021

Off Topic Discussion -> ZDDP how much is too much?

on 29 1 2021

General Engine Building Discussion -> Tips on marking the crank pulley for true TDC

on 28 1 2021

General Tuning Discussion -> Max ignition timing at low load and high RPM?

on 28 1 2021

General Tuning Discussion -> RB26 piston crown deposits

on 26 1 2021

General Tuning Discussion -> Lambda at idle

on 25 1 2021

Engine Building Fundamentals -> How to measure and change compression ratio

on 25 1 2021

General Engine Building Discussion -> Mitsubishi Evo 8 Jenvey ITB

on 24 1 2021

General Engine Building Discussion -> Compression change after break in?

on 23 1 2021

General Tuning Discussion -> Are AFRs accurate when under no load?

on 21 1 2021

General Engine Building Discussion -> Scratched pistons and cylinder wall

on 21 1 2021

Practical Engine Building -> Total Seal Piston Rings

on 19 1 2021

EFI Wiring Fundamentals -> ECU shuts off when cranking, and stays off until reset

on 19 1 2021

Practical Engine Building -> crankshaft journal wear

on 18 1 2021

Practical Standalone Tuning -> Cold Start/ Forged Piston

on 17 1 2021

General Tuning Discussion -> Why is there an idle setting for when vehicle is moving

on 17 1 2021

Engine Building Fundamentals -> compression ratios

on 16 1 2021

Practical Engine Building -> Intake manifold runner leak between cylinders (Theoretical question)

on 16 1 2021

Engine Building Fundamentals -> minimal gap between piston and spark plug

on 15 1 2021

General Tuning Discussion -> Alternator on standalone ECU

on 14 1 2021

General Tuning Discussion -> Converting LPG to Unleaded (High Compression)

on 14 1 2021

Off Topic Discussion -> Mystery Problem! Can't get idle low enough, Is it a mortal sin to mess with the throttle stop screw?

on 14 1 2021

General Tuning Discussion -> Question about higher octane fuel

on 14 1 2021

General Tuning Discussion -> Can someone please explain false lean?

on 13 1 2021

General Tuning Discussion -> Realizing what a mess my tuner left for me. Need some guidance cleaning it up

on 12 1 2021

Engine Building Fundamentals -> Sleeving Cast Iron Block

on 11 1 2021

General Tuning Discussion -> Affect of changing spark plugs (gap & heat range) on existing tune

on 9 1 2021

Engine Building Fundamentals -> Options, if any, for a crankshaft that has out of spec circle runout

on 9 1 2021

General Car Setup Discussion -> Brake caliper piston area vs master cylinder piston area, any rule of thumb?

on 9 1 2021

Build Threads -> RB25DET Valve lifter/Shim Clearance problem

on 8 1 2021

General Engine Building Discussion -> CP CARRILLO CON ROD BOLT STRETCH

on 8 1 2021

Understanding AFR -> Regarding a slightly richer target lamda with a cat

on 7 1 2021

General Tuning Discussion -> My first attempt at tuning had a mishap, need some reassurance / wisdom

on 7 1 2021

Understanding AFR -> Fat afr for torque?

on 5 1 2021

Engine Building Fundamentals -> Compression Ratio

on 5 1 2021

General Car Setup Discussion -> Nitrogen

on 5 1 2021

Webinar Questions -> 260 Piston to Valve Clearance, head gaskets

on 5 1 2021

Motorsport Wheel Alignment Fundamentals -> King pin inclination

on 5 1 2021

Engine Building Fundamentals -> rod replacement

on 5 1 2021

General Tuning Discussion -> Bosch 82mm Electronic Throttle Bodies - Whats the Difference?

on 2 1 2021

Motorsport Wheel Alignment Fundamentals -> Adjusting Ride Height Using Coil Over Suspension

on 3 1 2021

Practical Engine Building -> unit of measure for bore gauge

on 2 1 2021

How to Degree a Cam -> Various Engines Vs cam degreeing tools

on 2 1 2021

Practical Engine Building -> Dry Sump can effect Piston to wall clearence?

on 2 1 2021

General Tuning Discussion -> Issues after installing precision works ignition coils and armaspeed carbon air intake

on 1 1 2021

General Car Setup Discussion -> Chassis Twist

on 31 12 2020

Practical Standalone Tuning -> AEM infinity E85 fuel set up Lambda vs AFR

on 30 12 2020

EFI Tuning Fundamentals -> RPM for airflow equation

on 30 12 2020

Motorsport Wheel Alignment Fundamentals -> Zip tie trick to measure bump travel

on 28 12 2020

General Tuning Discussion -> What sensors should you have on standalone ?

on 26 12 2020

General Tuning Discussion -> ITB on a bit different way

on 23 12 2020

Engine Building Fundamentals -> How to work out dish size?

on 23 12 2020

Practical Engine Building -> Cylinder Head Rebuild

on 23 12 2020

Off Topic Discussion -> Improving HPA site suggestion.

on 21 12 2020

EFI Tuning Fundamentals -> AFR Air Or Oxygen

on 20 12 2020

General Tuning Discussion -> Single or Twin Wideband RB26DETT

on 20 12 2020

Practical Corner Weighting -> Corner Weight

on 20 12 2020

General Tuning Discussion -> Dyno question

on 19 12 2020

Motorsport Wheel Alignment Fundamentals -> Misunderstood aspect

on 19 12 2020

Practical Corner Weighting -> Spring Rates

on 19 12 2020

Engine Building Fundamentals -> Lack of fundamentals

on 19 12 2020

Off Topic Discussion -> Speed sensor options

on 19 12 2020

Practical Standalone Tuning -> Imjectors for a 50/50 nitromethane mix

on 18 12 2020

EFI Tuning Fundamentals -> Hertz vs time and data logging

on 16 12 2020

Motorsport Wheel Alignment Fundamentals -> Uneven tire wear.

on 16 12 2020

Webinar Questions -> Valve to Piston Clearance Webinar

on 15 12 2020

Understanding AFR -> AFR target for pump gas + water methanol-injektion

on 15 12 2020

Build Threads -> Landrover Defender offroader Project

on 15 12 2020

Off Topic Discussion -> need some help on this. Aux Alternator on In series batteries and using 12/24V Loads

on 14 12 2020

Motorsport Wheel Alignment Fundamentals -> How to determine what causes uneven tire thread temperature ?

on 12 12 2020

General Tuning Discussion -> Fa20 boosted engine build

on 11 12 2020

Practical Engine Building -> Aluminium Marine Engine Painting or not

on 10 12 2020

Motorsport Wheel Alignment Fundamentals -> Pressure monitoring system

on 10 12 2020

Off Topic Discussion -> What Hp is needed to run 10.99-11.2 with a BRZ/86

on 10 12 2020

Engine Building Fundamentals -> how much power will I loss when dropping Compression from12:5.1 to 10:7.1 on a centrifugal supercharger that peaks @14psi and runs on E85

on 10 12 2020

General Engine Building Discussion -> Design of a custom wet sump from scratch for VQ37

on 10 12 2020

EFI Tuning Fundamentals -> Choosing the correct AFR

on 9 12 2020

General Tuning Discussion -> Building a FA2.1 for drag racing which of these cams will be best for boost and shift point of 8000 rpm

on 9 12 2020

General Engine Building Discussion -> My Frs rebuild— how much power will I loss when dropping Compression from12:5.1 to 10:7.1 on a centrifugal supercharger that peaks @14psi and runs on E85

on 8 12 2020

General Tuning Discussion -> Knock at 10 degree on k24 turbo

on 8 12 2020

How to Degree a Cam -> degreeing the exhaust cam

on 7 12 2020

Engine Building Fundamentals -> Engine Bore size to oversize or not to

on 7 12 2020

Engine Building Fundamentals -> Break-in with new lifters

on 7 12 2020

Engine Building Fundamentals -> Piston ring end gaps

on 7 12 2020

General Tuning Discussion -> 4D fuel trim using fuel pressure

on 7 12 2020

Motorsport Wheel Alignment Fundamentals -> Adjusting rear camber without changing track width

on 7 12 2020

Understanding AFR -> Target AFR

on 6 12 2020

EFI Tuning Fundamentals -> Tips on how to make better choices that cost less time and cost

on 4 12 2020

General Tuning Discussion -> N/A efi Motor running E85 with Nitrous

on 3 12 2020

Motorsport Wheel Alignment Fundamentals -> Toe

on 29 11 2020

How to Degree a Cam -> Cam degreeing questions

on 1 12 2020

EFI Wiring Fundamentals -> Solid State Power Relays

on 1 12 2020

EFI Tuning Fundamentals -> Lean Tuning and Ignition Timing

on 1 12 2020

Understanding AFR -> EGT

on 1 12 2020

General Tuning Discussion -> Need Help!!

on 30 11 2020

Engine Building Fundamentals -> how to use thread gauge

on 29 11 2020

EFI Tuning Fundamentals -> Air box

on 29 11 2020

General Tuning Discussion -> ECU Suggestion

on 28 11 2020

General Tuning Discussion -> FPR vacuum with ITBs

on 27 11 2020

Engine Building Fundamentals -> Bore guage readings

on 27 11 2020

EFI Wiring Fundamentals -> Body on Frame cars

on 27 11 2020

Off Topic Discussion -> Axle-hub dyno DIY

on 27 11 2020

General Tuning Discussion -> FPR and Individual Throttle Bodies?

on 26 11 2020

General Engine Building Discussion -> 2JZGTE oil sump considerations

on 26 11 2020

EFI Tuning Fundamentals -> shift light

on 26 11 2020

General Engine Building Discussion -> Custom head stud torque

on 25 11 2020

Off Topic Discussion -> Davies Craig Electric Water Pump EWP150

on 25 11 2020

Practical Corner Weighting -> Left weight percentage

on 25 11 2020

Introduction to Engine Tuning -> What's is filkes

on 24 11 2020

Motorsport Wheel Alignment Fundamentals -> Roll Centre/Bump Steer Correction for Double Wishbone

on 24 11 2020

Build Threads -> 2002 Subaru WRX | Turbo, AWD, 2.0L 4cyl | Street/Circuit Build

on 22 11 2020

General Tuning Discussion -> R32 GTR Fuel Pump

on 22 11 2020

Practical Engine Building -> Choosing right valve springs for firced induction engine.

on 21 11 2020

Understanding AFR -> AFR COMPENSATION

on 21 11 2020

Practical Engine Building -> Machining down Rods

on 20 11 2020

Practical Standalone Tuning -> Dyno'ing

on 20 11 2020

General Engine Building Discussion -> 4g63t engine failiure rod snapped

on 20 11 2020

General Engine Building Discussion -> Question on porting cylinder heads

on 19 11 2020

Build Threads -> No one tunes my car ? But has potential.

on 18 11 2020

General Tuning Discussion -> crazy power loss

on 18 11 2020

Practical Standalone Tuning -> Flooding at idle

on 18 11 2020

Off Topic Discussion -> Tuning Direct Injection Engine Problem

on 17 11 2020

Webinar Questions -> Coilover Adjustment

on 16 11 2020

Practical Engine Building -> Mechanical Failure

on 15 11 2020

General Car Setup Discussion -> (FWD) Rear wheel lift off

on 15 11 2020

Practical Standalone Tuning -> XF Falcon TFI ignition issues

on 14 11 2020

General Engine Building Discussion -> Re-torqueing head studs (heating engine)

on 13 11 2020

General Engine Building Discussion -> SR20VET PISTONS

on 12 11 2020

General Tuning Discussion -> ls1 alternator load

on 12 11 2020

General Tuning Discussion -> First time turbo tuning noob question, wastegate opening?

on 11 11 2020

Understanding AFR -> Aircooled Volkswagen

on 9 11 2020

General Engine Building Discussion -> Low CR Piston to wall Clearence VQ35DE - turbo build

on 9 11 2020

Practical Engine Building -> How important to balance conrods / pistons?

on 7 11 2020

Webinar Questions -> How to choose a supercharger . Clutched Supercharger?

on 7 11 2020

General Tuning Discussion -> Haltech not hitting targets

on 7 11 2020

General Engine Building Discussion -> Mechanical influences on maximum rev limit

on 6 11 2020

General Tuning Discussion -> 4G63 HIGH COMP TURBO

on 5 11 2020

Off Topic Discussion -> Glossary of terms

on 5 11 2020

General Tuning Discussion -> Cylinder pressure, boost or ignition Advance?

on 5 11 2020

Understanding AFR -> Diagram afr effects on emissions

on 4 11 2020

Off Topic Discussion -> When is a tuner liable

on 4 11 2020

Practical Corner Weighting -> corner weighting

on 4 11 2020

Practical Standalone Tuning -> Help Needed - RB26 Detonation (Knocking, Pinging, etc...)

on 2 11 2020

EFI Tuning Fundamentals -> Compression Ratio

on 2 11 2020

General Engine Building Discussion -> Pitting on intake valve face

on 2 11 2020

General Car Setup Discussion -> Radical RXC Blowouts

on 31 10 2020

Practical Engine Building -> Fresh up honing or not

on 30 10 2020

Member Introductions -> Paulster2 From Virginia

on 30 10 2020

How to Degree a Cam -> Cam Gears Advancing and Retard

on 30 10 2020

General Engine Building Discussion -> Chamfering of cylinder ports

on 30 10 2020

Build Threads -> 700+whp 1995 Ford Taurus SHO shooting for 9's!

on 30 10 2020

How to Degree a Cam -> Understanding my cam

on 28 10 2020

General Engine Building Discussion -> rb25det kelford cams

on 27 10 2020

Webinar Questions -> 120 Selecting a Suitable ECU For Your Application

on 28 10 2020

Engine Building Fundamentals -> Flexi hone

on 27 10 2020

General Engine Building Discussion -> Valve to Piston Clearance

on 26 10 2020

Webinar Questions -> Choosing the Right Injectors?

on 26 10 2020

Motorsport Wheel Alignment Fundamentals -> toe adjustment by wheel or axle

on 24 10 2020

Motorsport Wheel Alignment Fundamentals -> Camber adjustment - influence on KPI and scrub radius

on 24 10 2020

Practical Corner Weighting -> Front track vs rear track ratio

on 24 10 2020

Practical Engine Building -> Scretches when measuring bearing shells

on 22 10 2020

Engine Building Fundamentals -> Gudgeon Pin Offset

on 22 10 2020

Build Threads -> Austin 1800 Rally car - BMC B Series

on 22 10 2020

Motorsport Wheel Alignment Fundamentals -> Question about coil over struts

on 22 10 2020

Engine Building Fundamentals -> all about torque plate

on 21 10 2020

EFI Tuning Fundamentals -> 1300-1500 egts on built LS2

on 21 10 2020

Member Introductions -> Hello from the Highlands of Scotland!

on 21 10 2020

General Tuning Discussion -> Fuel

on 20 10 2020

Off Topic Discussion -> Throttle bodies from suzuki hyabusa gen 2 on a ford escort mk 2 rs2000

on 20 10 2020

Off Topic Discussion -> Throttle body diameter effect on restricted naturally aspirated engines

on 19 10 2020

General Car Setup Discussion -> Safety Equipment

on 19 10 2020

General Tuning Discussion -> Long Duration Cam Help

on 18 10 2020

Member Introductions -> Old guy on the block... :)

on 16 10 2020

How to Degree a Cam -> Degreeing HKS camshafts

on 15 10 2020

General Engine Building Discussion -> Plenum and collector: a symbiotic relationship ?

on 15 10 2020

General Tuning Discussion -> Anyone have experiance with LPG Liquid Injection

on 15 10 2020

General Tuning Discussion -> 1991 Miata Turbo

on 14 10 2020

Practical Engine Building -> Is white material scraping off new bearings when spun by hand normal

on 14 10 2020

Off Topic Discussion -> Main Cap Girdle Design

on 12 10 2020

General Engine Building Discussion -> CNC machined Cam Caps for r26dett

on 11 10 2020

Practical Standalone Tuning -> 360 degrees out of timing

on 11 10 2020

Build Threads -> Slow car fast... ish

on 11 10 2020

General Tuning Discussion -> Barra drag car,fuel inj and HP tuner???

on 11 10 2020

How to Degree a Cam -> Extension rod

on 11 10 2020

General Tuning Discussion -> Holden Colorado 2.8 diesel

on 10 10 2020

EFI Tuning Fundamentals -> Air Density

on 10 10 2020

How to Degree a Cam -> How to measure camshaft without spec sheet of the cam?

on 10 10 2020

General Tuning Discussion -> Help with buying new piston rings.

on 9 10 2020

How to Degree a Cam -> True TDC Question

on 8 10 2020

Member Introductions -> English Man in Australia

on 7 10 2020

Engine Building Fundamentals -> Main bearing failure- photos

on 6 10 2020

EFI Tuning Fundamentals -> metric units

on 6 10 2020

Buy Sell and Swap -> WTB barra in USA

on 5 10 2020

General Engine Building Discussion -> Mazda BP-4W Rod to Stroke ratio

on 4 10 2020

General Tuning Discussion -> Turbo Oil feed heat

on 4 10 2020

General Engine Building Discussion -> Compressor Ratio 11.5:1 and boost

on 2 10 2020

Practical Standalone Tuning -> Clutch Switch Config

on 2 10 2020

Off Topic Discussion -> Phenolic spacers

on 2 10 2020

Webinar Questions -> #254 - Understanding Torque and Power

on 2 10 2020

General Tuning Discussion -> Diablo tuner.

on 1 10 2020

Off Topic Discussion -> Intercooler pipe length/volume

on 1 10 2020

EFI Tuning Fundamentals -> Tuning using Timing

on 1 10 2020

Engine Building Fundamentals -> Torque Wrench Brand Recommendations

on 1 10 2020

Practical Engine Building -> High compression pistons on a methanol engine

on 1 10 2020

How to Degree a Cam -> Degree wheel moved ?

on 30 9 2020

General Tuning Discussion -> Mini Cooper

on 29 9 2020

General Car Setup Discussion -> Offroad suspension considerations

on 29 9 2020

General Tuning Discussion -> Advice on tuning a Botched Job

on 28 9 2020

Engine Building Fundamentals -> blowby

on 28 9 2020

General Tuning Discussion -> Tuning Software for Mahindra Roxor

on 27 9 2020

Motorsport Wheel Alignment Fundamentals -> Alignment hub stands

on 27 9 2020

Off Topic Discussion -> Octane Rating History

on 25 9 2020

EFI Tuning Fundamentals -> VE

on 25 9 2020

Engine Building Fundamentals -> Formulas for Plotting

on 24 9 2020

Practical Engine Building -> Balancing Con Rods

on 23 9 2020

EFI Tuning Fundamentals -> AFR

on 23 9 2020

General Tuning Discussion -> K20 swapped 370z which ecu???

on 23 9 2020

General Engine Building Discussion -> SR20DET Black Top (s15)

on 20 9 2020

General Tuning Discussion -> Motec M8 - attempting to run twin Jaguar Fuel Pump PWM units - advice please

on 16 9 2020

Practical Engine Building -> ARP main stud spins during torque procedure.

on 16 9 2020

General Engine Building Discussion -> Timing belt stretch

on 16 9 2020

Off Topic Discussion -> planing RB28 build need some advice

on 15 9 2020

General Tuning Discussion -> 3d printed parts?

on 14 9 2020

Member Introductions -> G'day from dirty ol' Aucks!

on 7 9 2020

General Tuning Discussion -> Density Ratio and CFM

on 13 9 2020

General Tuning Discussion -> EJ25s: Forged Internals & Low RPM/Load Knock

on 11 9 2020

General Tuning Discussion -> Oil Pressure Drop After a Period at High Load

on 11 9 2020

Engine Building Fundamentals -> Why do main bores need a cross hatch finish?

on 10 9 2020

Understanding AFR -> Calibration or Verification of AF meter with Bosch LSU 4.9 sensor

on 10 9 2020

General Tuning Discussion -> Automatic steady state tuning

on 7 9 2020

Engine Building Fundamentals -> bore measurement

on 7 9 2020

Engine Building Fundamentals -> Boring and Honing

on 7 9 2020

General Tuning Discussion -> Coil on Plug (COP) compared to Coil Pack and Ignition Leads

on 5 9 2020

General Tuning Discussion -> Help! - No Start, has fuel, spark, compression....

on 5 9 2020

Practical Engine Building -> Wirelock life

on 5 9 2020

Understanding AFR -> Wideband sensor placement on a straight piped engine

on 5 9 2020

General Engine Building Discussion -> Is it efficient to build a 1.8l 4 cylinder engine in a twin turbo configuration?

on 5 9 2020

General Tuning Discussion -> Dynocom 15000fx Setup

on 4 9 2020

Off Topic Discussion -> Time to pull the trigger...

on 4 9 2020

General Tuning Discussion -> Garrett turbo speed sensor

on 3 9 2020

Ethanol & Flex Fuel Tuning -> Best location for flex fuel sensor

on 1 9 2020

Practical Engine Building -> Ideas to clean engine parts(getting rid of sludge)

on 29 8 2020

General Tuning Discussion -> won't stay running

on 29 8 2020

EFI Tuning Fundamentals -> Crank position sensor

on 29 8 2020

Practical Engine Building -> Rb26dett valvle clearance

on 28 8 2020

Engine Building Fundamentals -> Torque wrench

on 27 8 2020

EFI Tuning Fundamentals -> Lambda 1.0 and perfect combustion

on 27 8 2020

Road Tuning -> Fuel Table Configuration - ITB NA Enging

on 27 8 2020

General Engine Building Discussion -> 4 cylinder engine with one piston oversized with 0.5mm

on 27 8 2020

Motorsport Wheel Alignment Fundamentals -> Set Up Tyre Pressure

on 27 8 2020

EFI Tuning Fundamentals -> Cutting off injectors during overrun

on 25 8 2020

Understanding AFR -> Stoichiometric AFR and Lambda in MS43

on 25 8 2020

EFI Tuning Fundamentals -> Cutting off injectors during overrun

on 25 8 2020

General Tuning Discussion -> Idle control without DBW on alpha-n with ITBs

on 25 8 2020