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Thread: Help! SR20VE p12 head on GTI-R bottom ~550hp

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Posts: 11-14 of 14
2013-02-12 04:22:38
Originally Posted by turbo-fast
Engine is on my car! Долгострой Gti-R Time attack I have made photos of pistons by my usb endoscope camera
Do I need to make bores in cp pistons for valves??? P12 head cams have bigger cams lifts!

The valves will hit these pistons if you run P12 cams. I would not even start the engine with your combination because they will probably make contact as soon as VVL engages.
2013-02-12 07:28:01
Thanks to all! I Will make valve relief/notch
2013-02-12 21:41:06
Curious, how are you going to notch them? will a machine shop do it?
2013-02-12 21:59:19
thats how i did it... machine shop, carried a stock vvl and say make my wiseco's look like that...
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