Product Summary

  • Cams are specifically designed to fit the 352-428 Ford engines
  • Engineered to give you every day drivability, but have that nasty race engine sound
  • Will work for both street/strip engines with 2000+ converter
  • Effective RPM range of the cams is 1,900-5,600
  • Intake durations is 283 and has a 303 exhaust duration
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Key Specs

MFG. Part #K33-600-11
BrandCOMP Cams
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COMP Cams K33-600-11 Details

Have you ever been to the races and heard how nasty the cams sound? COMP Cams has developed the Thumpr series of cams that give you every day drivability, but have that nasty race engine sound. Pick the cam that fits your application, add a set of hydraulic lifters and you will be the talk of the town.

Thumpr™ 227/241 Hydraulic Roller Cam for Ford 352-428. High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle.

  • Cams are specifically designed to fit the 352-428 Ford engines
  • Engineered to give you every day drivability, but have that nasty race engine sound
  • Will work for both street/strip engines with 2000+ converter
  • Effective RPM range of the cams is 1,900-5,600
  • Intake durations is 283 and has a 303 exhaust duration

Guides & Documents

CARB Warning

For race/ off road use only

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

COMP Cams K33-600-11 Specifications

KEY SPECS
MFG. Part #K33-600-11
BrandCOMP Cams

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