Originally Posted by matts37chev
mine will be a 496 (I haven't ordered pistons yet) with a XE 274 H, 1.72:1 rockers on big valve 781s and a Eddy RPM Air Gap intake
i'm still trying to see whats the lowest CR, I can reasonably get away with
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.