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the older i get

  1. Drivetrain & Performance
    tying to get to 9.25-9.50 to 1 compression I think.trying to build a 325 H.P.307.procomp heads 2.02 1.60 64cc 190 runners,howard 465/485 lift cam,thinking KB flat top pistons.I've read a few articles about cutting deck height to get proper comp. but really don't know how to calculate...