PAC Racing RPM Series Valve Spring Dual Spring 425 lb/in Spring Rate 1.055" Coil Bind - 1.280" OD PXP RaceWear Universal fan clutches and spacers

Universal fan clutches and spacers have a 3/4" pilot hole

COMP Cams Ultimate Adjustable Billet Timing Set with high strength billet gears and seamless roller timing chain delivers years of reliable service

the tip of the valve stem is subjected to a tremendous amount of pounding

Hi-Tech Polylocks work well in all high end race applications

PAC Racing RPM Series Valve Spring Dual Spring 425 lb/in Spring Rate 1.055" Coil Bind - 1.280" OD PXP RaceWear Universal fan clutches and spacersProduct Description: Valve Spring RPM Series Dual Spring 425 lb in Spring Rate 1. 055 in Coil Bind 1. 280 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