PAC Racing Springs 1300 Series Drag Race Dual Valve Spring - 673 lb. - 0.971 in Coil Bind - 1.274 in OD (Set of 16) DEW32-4139003A 1975-1980 Chevrolet C20 Scottsdale CID

1975-1980 Chevrolet C20 Scottsdale CID 454 Naturally Aspirated GAS

Application: With Muncie 453 transmission - with & without console

and linkage brackets now became part of the Advance Adapters product line

Pro-Style Louvered

1999-2007 Ford F-550 Super Duty

PAC Racing Springs 1300 Series Drag Race Dual Valve Spring - 673 lb. - 0.971 in Coil Bind - 1.274 in OD (Set of 16) DEW32-4139003A 1975-1980 Chevrolet C20 Scottsdale CIDProduct Description: Valve Spring 1300 Series Drag Race Dual Spring 673 lb in Spring Rate 0. 971 in Coil Bind 1. 274 in OD Set of 16 Traditional Springs are made from the same size (Diameter) wire throughout the helix of the spring. PAC Racing Springs has partnered with technology leaders in order to provide this advanced new tapered wire product. Tapered wire allows for a true progressive and dual rate without reducing spring travel and increasing