PAC Racing 1300 Series Valve Spring Dual Spring 538 lb/in Spring Rate 1.150" Coil Bind - 1.574" OD 10217 Moroso Performance Products is one

Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street performance applications

Increases horsepower by shielding bottom of intake manifold from hot oil

Hex Head Pressure Plate Bolts

1961-1962 GMC 2500 Series

providing a moderate to aggressive sound level

PAC Racing 1300 Series Valve Spring Dual Spring 538 lb/in Spring Rate 1.150" Coil Bind - 1.574" OD 10217 Moroso Performance Products is oneProduct Description: Valve Spring 1300 Series Dual Spring 538 lb in Spring Rate 1. 150 in Coil Bind 1. 574 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 various