Name: COMP Cams® 12-678-4 - Xtreme Energy™ Mechanical Flat Tappet Camshaft
Brand: COMP Cams
SKU: mpn4655032806
Price: 309.95 USD
Availability: OutOfStock

Vehicle Fitment

Buick

Chevy

GMC

Oldsmobile

Pontiac

Specifications

Low-End RPM	2400
Top-End RPM	6800
Intake Duration at 0.050 In Lift	244°
Exhaust Duration at 0.050 In Lift	252°
Intake Valve Lift	0.520"
Exhaust Valve Lift	0.540"
Advertised Intake Duration	282°
Advertised Exhaust Duration	290°
Lobe Separation	110°
Intake Centerline	106°
Grind Number	XS282S
Attachment	3-Bolt
Material	Cast Iron
Valve Timing	0.015
Lobe Lift Intake	0.347"
Lobe Lift Exhaust	0.360"
Intake Open BTDC	35°
Exhaust Open BBDC	79°
Intake Close ABDC	67°
Exhaust Close ATDC	31°

Includes

Camshaft
Assembly Lubricant

Features

Developed to provide steady performance and reliability
Made using up-to-date equipment and new technologies
Advanced design is thought-out and well put together
Guaranteed to loyally serve you for the long haul

Product Details

Xtreme Energy™ Mechanical Flat Tappet Camshaft (12-678-4) by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and knowledgeable engineering staff. It ensures trustworthy quality and superior dependability. Backed by technology and trust, this COMP Cams product is expected to deliver reliable operation and provide seamless service year after year.

Installation

COMP Cams® - Xtreme Energy™ Mechanical Flat Tappet Camshaft Installation Instruction

Made by the leader in technological development, COMP Cams, this first-rate product ensures to operate at its full efficiency. It was developed using the most sophisticated manufacturing processes and test equipment for the ultimate in efficiency. Refined by COMP Cams to the last detail, this product is the one you can fully count on. Crafted from reliable materials to rigorous standards, the product ensures high durability and enduring value. It will faithfully serve for many miles to come, providing great resistance to impacts and abuse.

COMP Cams® - Xtreme Energy™ Mechanical Flat Tappet Camshaft Installation Instruction COMP Cams® - Benefits COMP Cams® - Comparison COMP Cams® - Catalogs Made In USA COMP Cams Authorized Dealer FAQ Technology About us

Brand:

COMP Cams

Part Number:

12-678-4

UPC:

036584070269

Alternate MPN:

126784

Warranty

LIMITED WARRANTY

COMP Cams® warrants that all of the products are free from defects in material and workmanship, and against excessive wear for a period of twelve months from date of purchase. This limited warranty shall apply for a period of one year from the date of purchase and shall cover only the original purchaser. This warranty is valid on camshafts only where new lifters and proper valve springs are used, such as those found in COMP Cams® Kits.

There is absolutely no warranty on the following:

A) Any part used in racing applications
B) Any product that has been physically altered or improperly installed/maintained
C) 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 on the face hereof. COMP Cams®, Inc. will not be responsible for incidental and consequential damages, property damage, or personal injury/damage to the extent permitted by law.

There is no implied warranties of merchantability or fitness for a particular purpose. There are no warranties which extend beyond the description on the face hereof.

Some states do not allow a limitation on how long an implied warranty lasts or do not allow the exclusion or limitation of consequential damages, so those limitations and exclusions may not apply to all customers.

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

Magnuson-Moss Warranty Act:

Legally, a vehicle manufacturer cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)) Learn More

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Questions and Answers

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