PAC Racing 1300 Series Valve Spring Triple Spring 688 lb/in Spring Rate 1.130" Coil Bind - 1.645" OD 58 flat tappet camshaft engines and

flat tappet camshaft engines and tight clearance nitrous engines (under

strong vibration forces can be transmitted through the chassis to your MSD ignition unit

which provides high tensile strength

LS1 / LS2 / LS6

These Steel Super Locks with +

PAC Racing 1300 Series Valve Spring Triple Spring 688 lb/in Spring Rate 1.130" Coil Bind - 1.645" OD 58 flat tappet camshaft engines andProduct Description: Valve Spring 1300 Series Triple Spring 688 lb in Spring Rate 1. 130 in Coil Bind 1. 645 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