COMP Cams

COMP Cams Cam & Lifter Kit CS 283T HR- - COMPCAMSCL12-600-8

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SKU:
COMPCAMSCL12-600-8
MPN:
CL12-600-8
$1,238.21
Current Stock: 1

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Description

Do I need to upgrade my valve springs, pushrods, and rocker arms when installing this camshaft kit?
Yes, COMP Cams recommends a matching valve spring, pushrod, and rocker arm upgrade kit for optimal performance and longevity.

How much horsepower can I expect to gain with this cam and lifter kit?
This Thumpr hydraulic roller cam and lifter kit delivers significant horsepower gains, transforming your engine into a high-performance machine.

The COMP Cams Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit significantly enhances Chevrolet Small Block engines, boasting a top usage score of 10 for engine performance. Featuring a hydraulic roller design for reduced friction and increased durability, this kit guarantees exhilarating acceleration and an unmistakable aggressive idle.

What Owners Say

Enthusiasts report mixed experiences with COMP Cams products, with some praising specific models like the 850-16 hydraulic roller lifters for reliable performance, while others note quality concerns with certain lifter designs. The company's technical support earns recognition, with owners appreciating their willingness to recommend appropriate cam profiles like the XR276HR roller cam for specific applications. However, some builders have experienced excessive noise issues with retrofit lifters, particularly in small block Chevy applications. Despite these isolated concerns, COMP Cams maintains a strong presence in the performance community, and many builders continue choosing their cam and lifter kits for engine builds.

Key Features

  • Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit
  • Chevrolet Small Block

Why Choose the CCA Cam & Lifter Kits

Delivers aggressive idle and unmistakable exhaust note for a thrilling driving experience.

Achieves significant horsepower gains for exhilarating acceleration and top-end speed.

Transforms your Chevrolet Small Block into a high-performance machine with enhanced power.

Provides a noticeable boost in torque for improved throttle response and pulling power.

Who Is This For?

Street Performance — 9/10
Unleashes significant horsepower gains for street use.

Track / Autocross — 8/10
Provides significant horsepower gains for track events.

Drag Racing — 8/10
Significant horsepower gains are beneficial for drag racing.

Racing Competition — 8/10
Significant horsepower gains enhance racing competition performance.

Engine Performance — 10/10
Hydraulic roller cam kit provides significant horsepower gains.

Exhaust Note / Sound — 9/10
Thumpr cam kit unleashes aggressive idle sound.

Frequently Asked Questions

What are the performance gains from a COMP Cams Thumpr hydraulic roller cam kit for a Chevrolet Small Block?

Unleash significant horsepower gains and an aggressive idle sound with the COMP Cams Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit. This kit scores a 9 out of 10 for Street Performance, transforming your Chevrolet Small Block into a high-performance machine. Experience exhilarating acceleration and a thrilling driving experience.

Is the COMP Cams Thumpr 227/241 kit compatible with my Pontiac 455 engine?

Confirm fitment with your specific vehicle to ensure compatibility, as this kit is designed for Chevrolet Small Block engines. Professional installation is recommended to verify proper integration and optimal performance. Ensure your Pontiac 455 meets the fitment requirements before proceeding.

How difficult is it to install a COMP Cams Cam & Lifter Kit?

Professional installation is recommended for the COMP Cams Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit. This ensures proper setup and calibration for optimal performance gains. Trust a qualified technician to achieve the enhanced power and aggressive idle this kit provides.

Is upgrading from an OEM camshaft to the COMP Cams Thumpr 227/241 kit worthwhile for a Chevrolet Small Block?

Upgrading to the COMP Cams Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit is worthwhile for significant horsepower gains. This kit scores a 10 out of 10 for Engine Performance, providing a noticeable boost in torque and improved throttle response. Transform your Chevrolet Small Block into a high-performance machine.

Additional Resources

Official COMP Cams Product Page

Important Notices

⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.

⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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