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COMP Cams Thumpr Retrofit Hydraulic Roller Cam and Lifter Kits K12-600-8

$1,661.95

Comp Cams

Model #CCA-K12-600-8


Shopper Award

Musclecar sound is back and nastier than ever with these Thumpr retrofit hydraulic roller cam and lifter kits from COMP Cams! Specially engineered profiles are offered for each unique engine, providing the perfect combination of an early intake valve opening, a long exhaust duration, and a generous amount of intake and exhaust overlap to maximize your engine's nasty-idling characteristics without negatively impacting streetability.

Features:

  • Feature a thumping high performance idle and provide significant horsepower and torque increases
  • Include high-quality matched lifters for unbeatable performance, and durability
  • Easy installation
  • Sold as a kit
Specifications:
  • Part Type: Camshaft Kits
  • UPC: 036584153436
  • Cam Style: Hydraulic roller, Retro-fit
  • Basic Operating RPM Range: 1,900-5,600
  • Camshaft Use: Street/Strip
  • Intake Duration at 050 inch Lift: 227
  • Exhaust Duration at 050 inch Lift: 241
  • Duration at 050 inch Lift: 227 int./241 exh.
  • Advertised Intake Duration: 283
  • Advertised Exhaust Duration: 303
  • Advertised Duration: 283 int./303 exh.
  • Intake Valve Lift with Factory Rocker Arm Ratio: 0.511 in.
  • Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.497 in.
  • Valve Lift with Factory Rocker Arm Ratio: 0.511 int./0.497 exh.
  • Lobe Separation (degrees): 107
  • Camshaft Gear Attachment: 3-bolt
  • Grind Number: 283THR7
  • Computer-Controlled Compatible: No
  • Lifters Included: Yes
  • Lifter Style: Hydraulic roller
  • Valve Springs Included: Yes
  • Outside Diameter of Outer Spring (in.): 1.437 in.
  • Retainers Included: Yes
  • Locks Included: Yes
  • Valve Stem Seals Included: Yes
  • Timing Chain and Gears Included: Yes
  • Timing Chain Style: Double non-roller
  • Assembly Lubricant Included: No
  • Pushrods Included: No
  • Rocker Arms Included: No
  • Gaskets Included: No
  • Valve Springs Required: No
Notes:
  • Retro-fit: Designed for early non-roller blocks. Requires thrust button and wear plate.

Proposition 65

/!\ warningWARNING: Cancer and Reproductive Harm

https://www.P65Warnings.ca.gov

Who is Comp Cams?

Comp Cams has been in the automotive industry for more than 35 years manufacturing aftermarket engine internal parts. They have always provided their customers with a high-quality product that surpasses their expectations. 

Today, the company has been recognized as the leading manufacturer in technological advancement and remained on top when it comes to valve train development. They have continuously adapted to the changing times, which made them a brand of choice by multiple engine builders and racers worldwide.

Designed to Work at Both Ends of the Spectrum

Comp Cams continuous its tradition in putting performance in all its products. Since the company first started, it has always strived to bring the best out of any engine. They design their parts to provide optimum horsepower while maintaining reliability. 

It does not matter if it is a drag car making out thousands of horsepower in a quarter-mile pass or a car designed to do thousands of driving miles, Comp Cams parts can deliver what it promised. 

Quality Product

Being in the industry for three decades has given the company vital knowledge in creating the best parts. Using state-of-the-art technology and employing the best and brightest of Automotive Engineers in the world, they are able to create a product that outperforms the competition even at the highest level of racing. This includes NASCAR and NHRA. These racing disciplines are considered as one of the toughest race series out there.

Because of their product’s success, they were able to produce champions. Hence they are the brand of choice of multiple racing teams in different racing disciplines.

Purchase Comp Cams at Vivid Racing

Comp Cams is the product by champions. If you are the type of person who only wants the best, then they are the company for you.

They offer various performance parts like camshafts, valve springs, retainers, and so much more. With different configurations and specifications to choose from, they can provide you with your specific needs. Visit Vivid Racing and check out what the company has in store for you.

Limited Warranty And Limited Lifetime Warranty

Competition Cams, Inc. warrants that its products are free from defects in material and workmanship for a period of One Year from the date of purchase. On certain products, there is a Limited Lifetime Warranty. These Limited Warranties cover only the original purchaser. Only certain select products that are clearly marked are covered by the Limited Lifetime Warranty; all other products carry our One Year Limited Warranty.

Competition Cams, Inc.'s obligation under both warranties is limited to the repair or replacement of its product. To make a warranty claim, the part must be returned directly to Competition Cams, Inc. at the address listed below with a valid Return Merchant Authorization Number (RMA), freight prepaid. Items covered under warranty will be returned to you freight collect. To obtain an RMA, call 1-800-999-0853 to report your issue. When you call the technician, he will also attempt to troubleshoot your issue.

It is the responsibility of the installer to ensure that all of the components are correct before installation. We assume no liability for any errors made in tolerances, component selection or installation.

THERE IS ABSOLUTELY NO WARRANTY ON THE FOLLOWING:

  • Any part(s) that have not been adequately or properly lubricated;
  • Any parts used in racing applications or subject to excessive wear;
  • Any product used in marine applications, unless that product is specifically listed as a marine product;
  • Any product that has been physically altered, modified, improperly installed or not maintained;
  • Any product used in an improper application, abused or not used in conjunction with the proper parts.
  • There are no implied WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. There are no warranties which extend beyond the description of the face hereof. Competition Cams, Inc. will not be responsible for incidental and consequential damages, property damage or personal injury damages. Where required by law, implied warranties or merchantability and fitness are limited to 90 days from the date of purchase.

    This warranty gives you specific legal rights and you may also have other legal rights which vary from state to state.

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