COMP Cams Big Mutha' Thumpr Hydraulic Roller Camshaft - Small Block Chevy 12-602-8 12-344-5 746 Shank length for use

746 Shank length for use with aluminum wheels that are between 11/16 and 7/8 at the stud hole and have a flat seat

Unique black oxide exterior finish helps prevent corrosion

Impact has a shield to suit your needs

Updated pump mounting bracket

or 8-Series IgnitionAdjustable slip collar mounting flange for engines with modified deck heightsMechanical advance assembly can be locked out for crank trigger systemsO-ring seals can be installed for oil pressure control (modified blocks only)┬ ¼Î“ÇáSpecial oil tract improves lubrication to the distributor and cam gear┬ ¼Î“Çá0

COMP Cams Big Mutha' Thumpr Hydraulic Roller Camshaft - Small Block Chevy 12-602-8 12-344-5 746 Shank length for useComp Cams Big Mutha' Thumpr Hydraulic Roller Camshaft Small Block Chevy Street strip, needs 9. 5: 1 compression, 2800+ stall, intake, gears and headers, very rough idle. COMP Cams Big Mutha' Thumpr 299THR 7 Hydraulic Roller Camshaft for Small Block Chevy Product Description: Camshaft Big Mutha' Thumpr Hydraulic Roller Lift 0. 533 0. 519 in Duration 299 319 107 LSA 2500 6200 RPM Small Block Chevy For 30 years, the COMP Cams philosophy has never