PAC Racing 1300 Series Dual Valve Spring - 863 lb/in Spring Rate - 1.160 in Coil Bind - 1.514 in OD - Set of 16 PAC-1331 26-NSO-N-SM The lightweight shell has been

The lightweight shell has been aerodynamically tuned for motorcycle riding and is fully ventilated for maximum airflow when you need it most

175 Amp continuous rating

875 wide gear design reduces weight

also fits 413 and 426 Wedge

Bolted Directly To The Engine Block

PAC Racing 1300 Series Dual Valve Spring - 863 lb/in Spring Rate - 1.160 in Coil Bind - 1.514 in OD - Set of 16 PAC-1331 26-NSO-N-SM The lightweight shell has beenProduct Description: Valve Spring 1300 Series Dual Spring 863 lb in Spring Rate 1. 160 in Coil Bind 1. 514 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 various