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Competition Cams

Competition Cams K42-600-5 Thumpr Camshaft Kit

Part # COMK42-600-5 Be the first to write a review

Compatible with Oldsmobile 260-455

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Competition Cams K42-600-5 Thumpr Camshaft Kit

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Thumpr Camshaft Kit; Hydraulic Flat Tappet; 2000-5800 rpm; Adv.Dur. 278 In/296 Exh; Lift .491 In/.476 Exh; Lobe 107 deg.; Incl. Cam/V.Sprng/Ret./Locks/Seal/Timing Set;

Features:

  • Complete Kit Includes : Camshaft , Lifters, Valve Springs, Retainers, Valve Locks / Stem Seals, Timing Chain Set, Assembly Lube, Decals, and Instructions
  • 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 Duration296
Advertised Intake Duration278
Brand Competition Cams
Camshaft StyleHydraulic Flat Tappet
Emission Code4
Exhaust Duration (at .050 inch Lift)241
Intake Duration (at .050 inch Lift)226
Lobe Separation (degrees)107
Product TypeCamshaft Kits
UPC036584214854
Manufacturer Part NumberK42-600-5
Part NumberCOMK42-600-5
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

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