I'm looking into building my motor before turbocharging it, any suggestions pistons, rods, cams. Just wondering if anyone has went about this and has any pre-build wisdom. I got a 07 2.2 motor and i'm looking into what compression i should get and what products might neccessarily be better.
Thanks

 

https://www.cobaltss.net/forums/advanced-performance-modifications-130/2-2l-turbo-ecotec-build-diary-91994/ go there, thts the motor is just finnished building, going for around 400whp.