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Comp Cams Camshaft, P8 291Th R7 Thumpr
$608.95
Mutha' Thumpr 235/249 Hydraulic Roller for Pontiac 265-455. High performance street/strip, needs 9:1 compression, 2500+ stall, intake, Gears and headers, rough idle. Distributor Gear upgrade required.
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