COMP Cams Valve Springs, Retainers 978-12 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. Valve Springs, for 972-974 COMP Cams Dual Valve Springs, 1.460" OD, 127 lbs 1.850", 369 lbs 1.250", Set of 12 COMP Cams Valve Springs For 972-974

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