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COMP Cams Engine Valve Spring

Part # 972-1SKU COM972-1

Universal fit

Specifications
BrandCOMP Cams
Part typeEngine Valve Spring
Amazon ASINB00062Z9YY
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 Federally Certified Vehicles Manufactured Before 1967?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. Exempt for Racing and Off-Road Only Vehicles?Yes, but must be a race/competition only vehicle.
C.A.R.B. Exemption ReasonNo impact on pollution output of vehicle.
Coil Bind Height1.195 in
Compatible Retainer744-1
Compatible Shims4755
Compatible Spring Cup (O.D. Locator)4704-1
DamperYes
Number of Springs1
Outer Spring Inside Diameter1.06 in
Outer Spring Outside Diameter1.46 in
Seat Height1.8 in
Seat Pressure124 PSI
Spring Rate308
UPC / GTIN00036584270997

Description

Single Outer Valve Springs from COMP Cams allow you to build the perfect spring assembly for your application. The valve spring creation process is far more involved than most people realize. Selecting the right Metal stock and creating the best design is not done by chance. COMP Cams has developed a process that creates the highest quality valve spring available. The result is a product that meets and exceeds the expectations of today's engine builders and racers.