Swift Coil-Over Spring - 2.5" ID x 8" Tall - 100 lb. 39000610 10:1 Gear Reduction

10:1 Gear Reduction

Fits 90 degree plug boots

or in dry sump tank

Timing Module Selector

Travel Indicator will fit QuickCar torque absorbers 66-500 and 66-499

Swift Coil-Over Spring - 2.5" ID x 8" Tall - 100 lb. 39000610 10:1 Gear ReductionINCREASE 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