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COMP Cams Big Mutha' Thumpr 242/257 hydraulic flat camshaft for Cadillac 425, 472 and 500 applications targets street/strip use with aggressive output and a very rough idle. It requires substantial supporting mods, around 9.5:1 compression, a 2800+ rpm stall converter, intake, headers and gearing, to reach peak power in demanding setups.
COMP Cams Camshaft Cadillac 295T H-107
