Swift Coil-Over Spring - Barrel Type - 2.5" ID x 12" - 275 lb. EFI Engine Lift Plate Adapter 7 x 10 in Base

7 x 10 in Base

GM 6-Cylinder / MSD Pro-Billet

J-bolt Kit

40 in Round Port

with three layers of progressively finer synthetic media for maximum convenience

Swift Coil-Over Spring - Barrel Type - 2.5" ID x 12" - 275 lb. EFI Engine Lift Plate Adapter 7 x 10 in BaseINCREASE TRACTION, LESS UN SPRUNG MASS, MORE STROKE, INCREASED HANDLING. THE ONLY THING YOU WILL BE LOSING IS TRACK TIME. Swift Springs manufactures springs with differing rates for a variety of circle track racing applications. With options for both dirt and asphalt tracks, Swift has a wide range of coil spring formats, including coil over, dual rate, bump springs, and more. Swift Springs superior engineering has provided the next generation of