COMP Cams 924-1 - Valve Spring For 920-974
Valve Spring - Performance Street - Dual Spring / Damper - 347 lb/in Spring Rate - 1.175 in Coil Bind - 1.509 in OD - Each
Engine Valve Spring
Number of Springs: 2
Spring Rate: 347
Seat Pressure: 112
Seat Height: 1.9
Outer Spring Outside Diameter: 1.509
Outer Spring Inside Diameter: 1.125
Inner Spring Inside Diameter: 0.697
Coil Bind Height: 1.175
Damper: Yes
Compatible Spring Cup (O.D. Locator): 4700-1
Compatible .570" Guide Diameter Spring Seat: 4770-1
Valve Spring Series: Performance Street
Amazon ASIN: B00062Z9KS
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
Compatible .630" Guide Diameter Spring Seat: 4783-1
Compatible Retainer: 741-1
Compatible Shims: 4757
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