Swift Coil-Over Spring - Barrel Type - 2.5" ID x 12" - 125 lb. SSK 6 Inch Long Porting Mandrel

6 Inch Long Porting Mandrel

For use on camshafts

They are especially recommended if you are installing a subframe connector

Now with Moroso Super Duty Housing

Other colors available as well

Swift Coil-Over Spring - Barrel Type - 2.5" ID x 12" - 125 lb. SSK 6 Inch Long Porting MandrelINCREASE 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