What sized Subaru engine should I build?

EJ20 2.1L Stroker Engine

You’re looking at building a performance or motorsport Subaru engine. You’ve looked on the internet and seen the common 2.0L engines, the stroked 2.1L, the larger 2.5L engine and the de-stroked 2.35L builds. How do you know what you should build? We’ve built everything from high revving 1.8L EJ engines, right through to mega-displacement 2.7L…

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Turbo tech: How much boost is too much boost?

boost gauge

Another frequently asked question we get – How much boost should I run? Much like the question ‘How far can I push my factory engine?‘, This isn’t a completely straight forward answer. There are plenty of variables to consider. Before we start, what is boost and why would I want to run more of it? Boost…

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How far can I push my factory engine?

It’s one of the most common questions we get asked: How far can I push my stock block? And it’s actually a pretty difficult one to answer. We can look to experience. We can consider what results we’ve seen others achieve. BUT, we want to be able to give our customers and followers a confident…

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2015 WRX Tuned Up!


Richard brought us his 2015 WRX wanting a couple of simple, but engine transforming mods. Simple Recipe – Stage 4 package The recipe Richard has used to get his new generation FA20DIT engine performing, is much the same as we’ve used on the older EJ-powered vehicles. To feed more air into the engine, a Mishimoto cold…

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How to create a Super Fun WRX STI


More power is not always the answer in building a fun-to-drive car! It’s easy to lose sight of what makes a car fun and enjoyable to drive on the road. Whilst there is no doubt having stupid amounts of power is exciting, it’s not always sensible, usable, affordable or reliable. Through the experience gained from…

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