COMP Cams Camshaft Kit P8 299Th R7 Thumper K51-602-11

COMP Cams Camshafts K51-602-11 Big Mutha' Thumpr 243/257 Hydraulic Roller Cam K Kit for Pontiac 265-455 Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle. BMT 243/257 HRKPont