COMP Cams Dual Valve Spring - 1.550 in OD (Set of 16) BAK80409RK 2004 Chevrolet Silverado 1500 Z71

2004 Chevrolet Silverado 1500 Z71 Extended Cab Pickup

1983-1989 Chevrolet S10 Blazer

fuel economy carb

or heavy weight durability and cooling capacity for high heat competition

COMP Cams Dual Valve Spring - 1.550 in OD (Set of 16) BAK80409RK 2004 Chevrolet Silverado 1500 Z71Product Description: Valve Spring Dual Spring 551 lb in Spring Rate 1. 150 in Coil Bind 1. 550 in OD Set of 16 For 30 years, the COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One thing COMP Cams has never forgotten: Performance is defined by what happens out on the race track. Because no matter what happens on a dyno or in a computer model, if that theoretical