Skip to main content
Competition Cams

Competition Cams 24-602-11 Big Mutha' Thumpr 243/257 Hyraulic Roller Camshaft

Part # COM24-602-11 Be the first to write a review

Compatible with Chrysler 426 HEMI

Read More

Competition Cams 24-602-11 Big Mutha' Thumpr 243/257 Hyraulic Roller Camshaft

Not Available

Competition Cams 24-602-11 CRH 299TH R7 THUMPR Camshaft

Features:

  • 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
Advertised Exhaust Duration319
Advertised Intake Duration299
Brand Competition Cams
Camshaft StyleHydraulic Roller
Emission Code4
Exhaust Duration (at .050 inch Lift)257
Exhaust Valve Lift(w/ Factory Rocker Arm Ratio)0.525
Intake Duration (at .050 inch Lift)243
Intake Valve Lift (w/ Factory Rocker Arm Ratio)0.557
Lobe Separation (degrees)107
Operating RPM Range2500-6200
Product TypeCamshafts
UPC036584315018
Manufacturer Part Number24-602-11
Part NumberCOM24-602-11
4

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

Reviews

    Your Review

    *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.