Valve Spring - 1200 Series - Dual Spring - 644 lb/in Spring Rate - 1.150 in Coil Bind - 1.550 in OD - Drag Race - Set of 16. Product Line: 1200 Series Drag Race.
Coil Bind Height: 1.15 in. Outside Diameter of Outer Spring: 1.55 in. Inside Diameter of Outer Spring: 1.1 in.
Inside Diameter of Inner Spring: 0.788 in. Maximum Valve Lift: 0.8 in. Seat Load (LBS): 250 lbs.
Seat Load At (in): 2 in. Open Load (LBS): 765 lbs. Open Load At (in): 1.2 in. We do not accept P.
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