COMP Cams Valve Spring 1.550in Nascar - cca933-1

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. PartNumber : cca933-1 Description : Hi-Tech Oval Track Valve Springs; Single Piece Title : 933-1 Valve Spring, 1.550" NASCAR California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Coil Bind Height : 1.2 Compatible .570" Guide Diameter Spring Seat : 4781-1 Compatible .630" Guide Diameter Spring Seat : 4782-1 Compatible Retainer : 741-1 Compatible Shims : 4757 Compatible Spring Cup (O.D. Locator) : 4700-1 Damper : Yes Inner Spring Inside Diameter : 0.719 Number of Springs : 2 Outer Spring Inside Diameter : 1.128 Outer Spring Outside Diameter : 1.563 Seat Height : 1.95 Seat Pressure : 171 Spring Rate : 494 Open Height(in) : 1.3 Spring Rate(lbs/in) : 490 Installed Height(in) : 1.95 Outside Diameter(in) : 1.55 Installed Pressure(lbs) : 176 Open Pressure(lbs) : 494 Camshaft Type : Mechanical Coil Bind Height(in) : 1.2 Inside Diameter(in) : 0.73 Spring Type : Double Position : N/A Engine Components::Valve Springs, Retainers