PAC Racing 1300 Series Dual Valve Spring - 780 lb/in Spring Rate - 1.130 in Coil Bind - 1.500 in OD - Set of 16 PAC-1357 Sprint Car Seats & Accessories They are designed

They are designed

and are compatible with stock lines and brackets

KRC's CT525 Breather System mounts to the factory valve cover bungs

finished length for 4 in

2005-2016 Ford Explorer

PAC Racing 1300 Series Dual Valve Spring - 780 lb/in Spring Rate - 1.130 in Coil Bind - 1.500 in OD - Set of 16 PAC-1357 Sprint Car Seats & Accessories They are designedProduct Description: Valve Spring 1300 Series Dual Spring 780 lb in Spring Rate 1. 130 in Coil Bind 1. 500 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