Swift Coil-Over Spring - Barrel Type - 2.5" ID x 10" Tall - 400 lb. H760C39 Carbureted engines: GAS Up to

Carbureted engines: GAS Up to 3600 FWHP - naturally aspirated Up to 2700 FWHP - forced air induction

Notched at each mounting location with socket-sized clearances for quick removal and installation

David Vizard's How to Build Max Performance Chevy Small Blocks on a Budget (Performance How-To)

5 in W x 27 in H x 2

Swift Coil-Over Spring - Barrel Type - 2.5" ID x 10" Tall - 400 lb. H760C39 Carbureted engines: GAS Up toINCREASE 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