PAC Racing RPM Series Valve Spring Dual Spring 600 lb/in Spring Rate 0.985" Coil Bind - 1.274" OD 13-RS1-B-4XS quick-release camlock

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PAC Racing RPM Series Valve Spring Dual Spring 600 lb/in Spring Rate 0.985" Coil Bind - 1.274" OD 13-RS1-B-4XS quick-release camlockProduct Description: Valve Spring RPM Series Dual Spring 600 lb in Spring Rate 0. 985 in Coil Bind 1. 274 in OD GM LS Series 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