PAC Racing Hot Rod Series Valve Spring Dual Spring 392 lb/in Spring Rate 1.020" Coil Bind - 1.304" OD Motor Oil These are absolutely the finest

These are absolutely the finest Carburetor Kits available anywhere at any price

Super strict tolerances for the mechanical internals optimize performance

Includes Secondary Timing Chain Tensioners

“Z" type right side door bars

PAC Racing Hot Rod Series Valve Spring Dual Spring 392 lb/in Spring Rate 1.020" Coil Bind - 1.304" OD Motor Oil These are absolutely the finestProduct Description: Valve Spring Hot Rod Series Dual Spring 392 lb in Spring Rate 1. 020 in Coil Bind 1. 304 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