Quote Originally Posted by Main Stream
Damn Spoolin beat me too it. Do you know what stage wheel you have in the exhuast side of the turbo. A .48a/r is fairly small for a 2.2L motor. Also, have you checked all the cam timing. I have seen a few H22s that have choppy power and it was due to the cam timing being off. Later.
All the info that I posted above is all I know about the turbo. As far as the timing goes, Ed at Balanced Performance tried advancing and retarding the timing and it showed no improvement.