Originally posted by ChillOutWayne
HOWEVER, i also did reasearch on installing a set of JDM CTR pistons, and even with a stock headgasket id achieve a compression ratio of 12.0:1
IMHO, anything over 11.5:1 is a little risky for street driven engines. Yes, it will yield greater power, but there is a lot of risk associated with high compression engines.
Granted, I've heard of 12.5+ on pump gas. It is possible, but not wise if you can't afford a spare engine.