COMP Cams - 999-16
Valve Spring - Dual Spring / Damper - 633 lb/in Spring Rate - 1.090 in Coil Bind - 1.551 in OD - Set of 16
COMP Cams Dual Valve Springs, 1.550" OD, 215 lbs 1.900", 690 lbs 1.150", Set of 16
Dual Valve Springs from COMP Cams are manufactured from Super Clean wire and subject to extensive quality control testing to deliver a valve spring assembly with superior strength, durability and valve train stability, no matter what the application. The dual spring design creates a stronger valve spring that can easily handle the increased lift found in extreme stress applications. COMP Cams Dual Valve Springs exceed the expectations of today's engine builders and racers.
Coil Bind Height: 1.09
Compatible .570" Guide Diameter Spring Seats: 4781-16
Compatible .630" Guide Diameter Spring Seats: 4782-16
Compatible Retainer: 732-16
Compatible Shims: 4757
Compatible Spring Cup (O.D. Locator): 4700-16
Damper: Yes
Inner Spring Inside Diameter: 0.712
Number of Springs: 2
Outer Spring Inside Diameter: 1.094
Outer Spring Outside Diameter: 1.551
Seat Height: 1.9
Seat Pressure: 215
Spring Rate: 633
Amazon ASIN: B00062Z2BY
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
