Pre-owned Comp Cams Big Block Chev solid roller cam & lifters. part number 308R-10 pn 11-693-8 duration at 0.050 264/264 lift 0.652/0.652 valve lash 0.020/0.020 range 3000-7200 rpm ultimate pro-street 10.5 cr 4.10 gear radical recommended spring 929-16
