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COMP Cams CL12-601-4 Mutha' Thumpr 235/249 Hydraulic Flat Cam and Lifter Kit Chevrolet Small Block

Photo 1 of COMP Cams CL12-601-4 Mutha' Thumpr 235/249 Hydraulic Flat Cam and Lifter Kit Chevrolet Small Block
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Photo 1 of COMP Cams CL12-601-4 Mutha' Thumpr 235/249 Hydraulic Flat Cam and Lifter Kit Chevrolet Small Block
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Time Left

4 hours

CURRENT PRICE

$47

Description

High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.

Item Details

Pickup Location

7440 Dean Martin Dr Suite 204

Las Vegas, NV, 89139

Quality

New
Functional
No Damage
No Assembly Needed
In Package
No Missing Parts

Auction closes

August 11, 2025 at 2:19 AM

brand

Comp Cams

Estimated Retail Price

$368.87

color

Black

size

Cam and Lifter Kit

weight

13.05 lbs

Buyers Premium

15%

Inventory Number

1048856758

Features

  • High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
  • 2,200-6,100 RPM Operating Range
  • 235/249 Duration at .050". 107 Degree Lobe Separation Angle. 0.489"/0.476" Valve Lift
  • CL Kits include a camshaft, a set of lifters, instructions and assembly lubricant.
  • Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note. Best with aftermarket converters and more rear gear.
  • Perfect choice for muscle cars and street rods - Three unique cam designs: Thumpr, Mutha' Thumpr and Big Mutha' Thumpr deliver excellent horsepower gains and broad torque curve.
  • Fits Chevrolet GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400. Does not fit LT1/LT4, or factory roller Small Blocks built from 1985 and newer.
  • Made in USA

Online Reviews

4.6/5

Based on 51 ratings

This score is based on 51 recent reviews from online retailers.

Be sure to check our Quality Rating and Notes above for more details on this listing.

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