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Learn how to tune GM engines using HP Tuners. Find out how the stock GM ECU works and how to make changes to both ignition and AFR. Learn how the HP Tuners scanner works and how to read data-logging.
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One of Holley’s claim to fame is the ‘self tuning’ functionality of their ECUs. This is a very powerful function that can do a pretty good job of getting your fuel table dialled in, however there’s a few tricks and tips, as well as some caveats that you need t…
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Find out what motorsport wiring is all about, see how to rope wiring, learn about different wire types, look at crimping, terminating, check out what makes a full professional motorsport loom including and introduction to concentric twisting. Learn about the t…
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Most people modifying or tuning turbocharged engines have probably heard of the term compressor surge, but it’s largely misunderstood. In this webinar we’ll find out what it is, what causes it, how to avoid it, and what it can do to your turbo.
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Solder, crimp, or splice — which connection actually holds up under vibration and load? In this webinar, we put all three to the test and settle the debate.
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There’s nothing worse than a car that won’t idle by itself when it’s cold, or one that stalls every time you come to a stop light. In this webinar we’ll show you how to correctly setup the idle speed control in your Holley Terminator X Max ECU and explain how …
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Holley makes things easy when it comes to setting up your injectors with pre configured options for many popular injectors. However if you need to setup injectors that aren’t in their list then things get a little more complicated. We’ll demonstrate why and sh…
A common question we get is ‘When should the air fuel ratio transition from cruise…
Most tuners will rely on the input from a single lambda sensor mounted in the…
Haltech’s new Elite ECU offers a ‘self learning’ feature that can be used on a…
Rotary engines have an unenviable reputation for being unreliable, however when built correctly and tuned…
If you’re running sequential fuel injection, most ECUs will offer the ability to alter the…
There are many theories on how the air fuel ratio effects the amount of power…
If you’re using an adjustable fuel pressure regulator then it’s important to correctly adjust your…
Correctly adjusting the base ignition timing is an essential first step in tuning any aftermarket…
Knock or detonation is one of the most common causes for failure of any high…
Over run fuel cut is a technique offered by most aftermarket ECUs to help reduce…
In our EFI Tuning Fundamentals course we discuss the correct approach to tuning the ignition…
Haltech’s recently released Elite series of ECUs offer a familiar feel to anyone who has…
A common task that tuners will often need to perform is retuning the fuel delivery…
Cold start tuning is a critical part of finalising any tune, particularly for any car…
Staged injection is common on many engines where achieving adequate fuel supply through a single…
Knock or detonation is the most common cause of engine failure and damage in any…
During rapid changes in throttle position, the main fuel delivery map is not sufficient to…
Staged injection is common on many engines where achieving adequate fuel supply through a single…
During rapid changes in throttle position, the main fuel delivery map is not sufficient to…
Electronic boost control provides the ability to achieve accurate and stable boost pressure throughout the…
The ideal fuel and ignition values for a specific engine will depend on the way…
Rotary engines respond in much the same way to ignition timing as a conventional piston…
With modern ECUs it’s becoming increasingly easy to add safety features into your calibration that…