STI/WRX quickie

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Oct 17, 2010 | 08:09 PM

K30FOY

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From: Work

STI/WRX quickie

Would a V7 STI bottom end fit into a 2002 WRX using the WRX heads, using the WRX ECU?

Thanks.

Last edited by K30FOY; Oct 17, 2010 at 08:10 PM.

Oct 17, 2010 | 08:19 PM

The Pink Ninja

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Not sure but i think so, I think the sti ecu is required only if using the STI heads

Oct 17, 2010 | 10:00 PM

dabow

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From: notts

it will work, but id get it mapped as the sti pistons are slightly differnt compresion.
i found this outthe hard way, i put forged sti piston in my uk

the compresion was never right, but ran perfect

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