PAC Racing 1200 Series Valve Spring Tripe Spring 526 lb/in Spring Rate 1.200" Coil Bind - 1.645" OD 10287 630" ID - 5" Length

630" ID - 5" Length - 100 lb 0500

570 in Head

Excellent torque with a very broad power band

better heads

PAC Racing 1200 Series Valve Spring Tripe Spring 526 lb/in Spring Rate 1.200" Coil Bind - 1.645" OD 10287 630" ID - 5" LengthProduct Description: Valve Spring 1200 Series Triple Spring 689 lb in Spring Rate 1. 130 in Coil Bind 1. 645 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