PAC Racing 1300 Series Dual Valve Spring - 743 lb/in Spring Rate - 1.035 in Coil Bind - 1.570 in OD (Set of 16) H77703FXXL Individually Dyno Tested for Matched

Individually Dyno Tested for Matched Performance and Reliability

MSD Distributor Cap and Rotor Kit 8416 Internal Coil

Commonly used on brake systems when changing front or rear axle assembly

Weld-On Inner Ring

Exhaust runner vol: 80cc

PAC Racing 1300 Series Dual Valve Spring - 743 lb/in Spring Rate - 1.035 in Coil Bind - 1.570 in OD (Set of 16) H77703FXXL Individually Dyno Tested for MatchedProduct Description: Valve Spring 1300 Series Dual Spring 743 lb in Spring Rate 1. 035 in Coil Bind 1. 570 in OD Circle Track 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