PAC Racing Dual Valve Springs - 1.490" (Set of 16) R080003YS 1978-1987 Pontiac Grand Prix CID

1978-1987 Pontiac Grand Prix CID 327 RWD

and MTS Tensile Test machine

O Number D-550-16)

360 lb/in Spring Rate

75" Balancer Bolt is grade 8 with a special HD 1/4" washer

PAC Racing Dual Valve Springs - 1.490" (Set of 16) R080003YS 1978-1987 Pontiac Grand Prix CIDProduct Description: Valve Spring Hot Rod Series Dual Spring 367 lb in Spring Rate 1. 075 in Coil Bind 1. 490 in OD Set of 16 PAC Racing Springs is part of the Race Winning Brands Family. With more than 100 years of spring manufacturing experience. We understand the demands of racing and provide a commitment to all of our customers to provide the best service possible. We continue to expand products and offer expanded onsite technical services at