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Comp Cams

Camshaft, Comp Cams Thumpr, Big Mutha Thumpr CL-Kit, SBC, Hyd Roller

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Part# : CL16028
Mfg#: CL11-602-8
Sold As: Each
Ship Size: Standard
$1,225.99
List Price: $1,349.95
You Save $123.96

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Vehicle Specific View fitment for 7 models
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Big Block Chevrolet 396-454 Big Mutha Thumpr Hydraulic roller Cam & Lifter Kit by COMP Cams®

Big Mutha Thumpr hydraulic roller cam-and-lifter kit pairs the selected grind with matched lifters

This Big Mutha Thumpr hydraulic roller cam & lifter kit is designed for Big Block Chevrolet 396-454. Valve lift is .570/.554 inch, advertised duration is 299/319 degrees, duration at .050-inch lift is 243/257 degrees, lobe separation is 107 degrees, and the documented operating range is 2300-6100 RPM. Street/strip; very rough idle. The CL-Kit includes the camshaft and matched lifters.

• Big Block Chevrolet 396-454 application • Big Mutha Thumpr hydraulic roller design • Valve lift: .570/.554 inch • Duration @ .050: 243/257 degrees • 107-degree lobe separation • Camshaft and matched lifters included

Notes

  • APPLICATION FOOTNOTES: [7] Stock springs cannot be used.
  • This item is not eligible for any further discounts or promotional pricing.
3
This product is not legal for street use on an emissions-controlled vehicle. It may be used on dedicated competition or pre-pollution-controlled vehicles only. Learn More
We aim to provide accurate and complete product information. If you notice anything incorrect, missing, or unclear, please let us know.
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Vehicle Fitment

Year Make Model Application Details
1964–1977 Chevrolet Chevelle Big-Block Gen IV/V - hydraulic roller [7, 10, 46]
1964–1987 Chevrolet El Camino 1964–1977: Big-Block Gen IV/V - hydraulic roller [7, 10, 46]
1978–1987: CL Kit - hydraulic roller [7, 10, 46]
1978–1983 Chevrolet Malibu CL Kit - hydraulic roller [7, 10, 46]
1970–1988 Chevrolet Monte Carlo 1970–1977: Big-block Gen IV/V - hydraulic roller [7, 10, 46]
1978–1988: CL Kit - hydraulic roller [7, 10, 46]
1978–1988 Oldsmobile Cutlass CL Kit - hydraulic roller [7, 10, 46]
1982–1986 Pontiac Bonneville CL Kit - hydraulic roller [7, 10, 46]
1978–1987 Pontiac Grand Prix CL Kit - hydraulic roller [7, 10, 46]
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Camshaft, Comp Cams Thumpr, Big Mutha Thumpr CL-Kit, SBC, Hyd Roller
Comp Cams Camshaft, Comp Cams Thumpr, Big Mutha Thumpr CL-Kit, SBC, Hyd Roller