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Old 01-05-2012, 05:22 PM   #309
Homemade WRX
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Quote:
Originally Posted by arghx7 View Post
I would be surprised if the intake ports would flow above the stock red line. If you port it out there is a potential for driveability issues due to a lack of charge motion and combustion instability. It's hard to say for sure though, so somebody will have to get in there and try.
ah but you are forgetting where AVCS and GDI come into play. So it isn't as bad as a motor without cam phasing and solely port injection (or ever worse, carb).
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