Originally posted by qtiger
Uh... doing some quick math, I'm wondering how your CR is 12:1. With JDM ITR pistons, b18b block, and b16 head, you should be around 11.6:1. Is your head milled?
I played with the options and selecting a B18A/B block, PR3 head, and CTR pistons, you get close to 12:1 with a stock head gasket.