Competition Cams 10-604-5 Big Mutha Thumpr Camshaft

Part # COM10-604-5 Be the first to write a review

Thumpr 243/257 Hydraulic Flat Cam Compatible with AMC 290-401

Not Available

Big Mutha Thumpr Camshaft; Hydraulic Flat Tappet; 2500-6400 rpm; Adv. Dur. 295 Int./312 Exh.; Lift .512 Int/.497 Exh.; Lobe Angle 107 deg.;

Great sound (early exhaust opening and more overlap)
Great power (new lobe designs give great area and air flow)
Great mid-range response (early intake closing traps more air)
Minimal engine vacuum - requires mods for any vacuum accessories such as power brakes
Designed for use only with valve train upgrades including COMP Cams® Beehive™ Valve Springs and roller rockers
Works best with looser converters, more rear end gear and other performance engine modifications

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

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