Blog

14 Aug 2024 / By Taz Quinn-Walshe

HPA & Earnest Merch

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Thanks again for your merch order!

For 15% off your next HPA merch order, click here. For 15% off your next Earnest order, click here.

08 Aug 2024 / By Taz Quinn-Walshe

3D scanning is really this simple? 🧠

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Fresh out of the box we take a brand new 3D scanner and test it on an FA20 engine block (well, 1/2 a block).

07 Aug 2024 / By Taz Quinn-Walshe

Even with a weight penalty, this guy STILL wins! | Feras Qartoumy Time Attack Corvette

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After this interview, Feras went on to win the Plazamaman Pro-Am Class with a blistering 1:27. 0160 🔥🔥🔥

'If you fail to plan, you are planning to fail' is a well-worn saying that is as relevant today as it was decades ago.

07 Aug 2024 / By Taz Quinn-Walshe

Is This Subaru Head Worth Thinking About?

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When pushing OEM engines to their limits, factory components often fall short. Platinum Racing Products in partnership with Crest CNC addresses these issues with their new cast cylinder head for the Subaru EJ series.

02 Aug 2024 / By Peter Kelly

120: Wastegates and Boost Control — What You NEED to Know. [PODCAST]

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Do I need electronic wastegate control? What about CO2? And how do I know what size wastegate is needed for my build? These questions and a whole lot more are answered thanks to this week’s guest, Matt Wright from Turbosmart.

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30 Jul 2024 / By Taz Quinn-Walshe

Worlds Fastest 'GT4'?

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What do you do when you're bored of being one of the fastest 5-cylinder drag cars in the world? Double down and reach for a V10 is the answer Hank Iroz of Iroz Motorsport went with, and we're glad he did!

With world-leading experience gained on the RS3 platform, the switch...

23 Jul 2024 / By Taz Quinn-Walshe

Big Power Engine Parts | Design, Manufacturing & Selection

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Aftermarket parts including crankshafts, pistons, rods, engine blocks and more—we all use them—but what goes into deciding what is made and what material is used to ensure you are really getting something better than OEM, and how do you know if you need such an upgrade?

Christian from Nitto Performance Engineering...

23 Jul 2024 / By Peter Kelly

Everything You Need to Know About the SR20DET.

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Nissan’s SR20DET will always have a place in the four-cylinder engine hall of fame — not just due to the fact that it powers some of Japan’s most iconic 90s high-performance vehicles, but also because it's a tough motor that, with the right modifications, is capable of handling big power...