Garrett T28 vs. GT25
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Top Feed vs Side Feed Fuel Injectors

EFI Tech, Fuel Injectors

Top Feed vs Side Feed Fuel Injectors

Posted on 15 December 2014

Most people are lucky enough to have engines than run top feed injectors so upgrades are quite easy (4G63 owners you lucky bastards!) but on the other hand some of us manage to get stuck with side feeds and most commonly all our favourite and easy to find jap turbo motors such as the early […] Continue Reading

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Fuel Injector Dwell Times

EFI Tech, Fuel Injectors, Tuning

Fuel Injector Dwell Times

Posted on 11 December 2014

I recently installed and tuned an Adaptronic E420c on an 4AGE running ITB’s and after having tuned the car I found the idle to be a bit rough despite any changes to fuel or ignition tables and corrections, I could not really smooth it out and then I realized that I have never set the […] Continue Reading

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Garrett T28 vs. GT25

Garrett, Turbo Reviews

Garrett T28 vs. GT25

Posted on 17 February 2013

The T28 is one of Garrett’s older line of turbochargers while the GT25 (pictured above) is from the newer GT series of ball bearing turbos, both of these turbochargers have similar power ratings, and can both be had for around the same price, but how well do they deliver the power? The GT25 turbo is […] Continue Reading

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XR6 Turbo’s Garrett GT3540 Turbocharger

Garrett, Turbo Reviews

XR6 Turbo’s Garrett GT3540 Turbocharger

Posted on 16 February 2013

You hear a loud whistling noise followed by a BA XR6 turbo nailing past you, that’s Garrett’s ball bearing GT3540 working hard, the GT3540 has to be one of the best matched turbos to a production car since the CT26 on the MR2 and Celica, producing a nice 320hp with only 5psi of boost (on […] Continue Reading

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Cast Iron Turbo Manifold

Tech of the turbo

Tech of the Turbo 1.3 – Cast vs Tubular Turbo Manifold

Posted on 15 February 2013

You typical cast iron turbo manifold or also known as a log manifold (as shown on the left) is usually found on most engines out there as they are an oem part that come standard on most production turbocharged cars, tubular turbo manifolds are after-market manifolds typically for adding a turbocharger to your engine or […] Continue Reading

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Tech of the Turbo 1.2 – External Wastegate Sizing

Tech of the turbo

Tech of the Turbo 1.2 – External Wastegate Sizing

Posted on 13 February 2013

External wastegate sizing is a critical decision and from what I have read on forums people seem to think bigger is better and the more power you plan on running the bigger wastegate you need, wrong. You see the idea of an external wastegate is not only for better control of your boost levels or […] Continue Reading

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