Originally Posted by yankee phil
Don't mean to hijack the thread but I have a relevant question/suggestion. What kind of compression do you think you'd have with a set of LS6 factory forged pistons (10-13 cc dome) with your 781 heads. They are very strong and can be fitted with floating wrist pin as well.
This post was hijacked a long time ago. I see Cobalt is still actually answering the OP's questions on this site and not getting off track.