COMP Cams 947-1 Race Extreme 1.660" OD Triple Spring, 2.050" Installed Height, 1 Spring

947-1 Race Extreme 1.660" OD Triple Spring, 2.050" Installed Height, 1 Spring

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COMP Cams Part No. CO947-1
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SKU:CO947-1

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Product Information

Triple Valve Springs from COMP Cams deliver maximum strength, durability and valve train stability. Engineered from Super Clean wire and subjected to extensive quality control measures, the triple spring design creates a stronger valve spring that can easily handle the increased lift and extreme demands found in aggressive applications. COMP Cams Triple Valve Springs exceed the expectations of today's engine builders and racers.

Product Information

Triple Valve Springs from COMP Cams deliver maximum strength, durability and valve train stability. Engineered from Super Clean wire and subjected to extensive quality control measures, the triple spring design creates a stronger valve spring that can easily handle the increased lift and extreme demands found in aggressive applications. COMP Cams Triple Valve Springs exceed the expectations of today's engine builders and racers.

Technical Information

Features

Genuine performance part backed by Engine Master Australia.

Specifications
Manufacturer
COMP Cams
MPN
Not provided
UPC
036584280347
Our Part Number
CO947-1
Valve Spring Series: Race Extreme
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Coil Bind Height: 1.145
Compatible .570" Guide Diameter Spring Seats: 4786-1
Compatible Retainer: 739-1
Compatible Shims: 4756
Compatible Spring Cup (O.D. Locator): 4708-1
Damper: No
Inner Spring Inside Diameter: 0.863/0.627
Number of Springs: 3
Outer Spring Inside Diameter: 1.196
Outer Spring Outside Diameter: 1.66
Seat Height: 2.05
Seat Pressure: 304
Spring Rate: 681
Amazon ASIN: B00062YH7Y
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?: Yes
C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
C.A.R.B. E.O. Number: N/A
Fitment

Confirm compatibility with our team before ordering when your application is not listed.

Brand

COMP Cams

COMP Cams develops performance camshafts and coordinated valvetrain components for a broad range of engine platforms. The range includes camshafts, lifters, valve springs, rocker systems, timing components and matched kits for street and competition builds.

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