thanks for the help I punched those numbers in using the -8cc for the valve clearance and 0.025 for the deck height. Im gonna get 4.1bore x 0.015 thickness gaskets and that gave me a 10.1:1-10.2:1 comp which should be good for pump gas
__________________ 2000 ss m6,cme,lid,wait4metune,ported tb, ls6 heads+intake, mac mids w/ory |