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Competition Cams

Competition Cams GK12-600-4 Thumpr Cam & Kit - CS 279T H-107

Part # COMGK12-600-4 Be the first to write a review

Compatible with Chevrolet Small Block

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Competition Cams GK12-600-4 Thumpr Cam & Kit - CS 279T H-107

Not Available

  • Thumpr Hydraulic Flat Tappet Cmashaft and Kit
  • Fits 265-400 cu.in. small block Chevrolet V8s
  • RPM Range: 2,000 to 5,800 rpm
  • Duration @ .050" lift: 227/241 (int/exh)
  • Valve lift: .479/.465 (int/exh)
  • For high performance street use, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle

Features:

  • "GK-Kit " - Cam & Gear Kit Includes : Camshaft, Lifters, Gear Drive, 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 Duration297
Advertised Intake Duration279
Brand Competition Cams
Camshaft StyleHydraulic Flat Tappet
Emission Code4
Exhaust Duration (at .050 inch Lift)241
Exhaust Valve Lift(w/ Factory Rocker Arm Ratio)0.465
Intake Duration (at .050 inch Lift)227
Intake Valve Lift (w/ Factory Rocker Arm Ratio)0.479
Operating RPM Range2000-5800
Product TypeCamshaft Kits
UPC036584183204
Manufacturer Part NumberGK12-600-4
Part NumberCOMGK12-600-4
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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