PAC Racing 1200 Series Valve Spring Drag Race Series Triple Spring 688 lb/in Spring Rate - 1.130" Coil Bind Base Layer Top 6 AN Hose Barb to

6 AN Hose Barb to 6 AN Female

Double Hump Heads

On high output diesel or forced induction applications

your GM 2500HD/3500 can be ready for any weight and any situation (NOTE: Do not exceed vehicle s GVWR)

GM LS-Series to Dominator Mounting Flange

PAC Racing 1200 Series Valve Spring Drag Race Series Triple Spring 688 lb/in Spring Rate - 1.130" Coil Bind Base Layer Top 6 AN Hose Barb toProduct Description: Valve Spring 1200 Series Drag Race Series Triple Spring 688 lb in Spring Rate 1. 130 in Coil Bind 1. 645 in OD Drag Race 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