Swift Rear Coil Spring - Bulletproof - 5.0" OD x 13" Tall - 175 lb. 36006BL Deck thickness

Deck thickness

PONTIAC - 348

1967-1968 GMC C25/C2500 Suburban

600 exhaust valves this head moves tremendous volumes of air through conservative runner volumes

Swift Rear Coil Spring - Bulletproof - 5.0" OD x 13" Tall - 175 lb. 36006BL Deck thicknessPURPOSE BUILT FOR THOSE OF YOU PUTTING MORE STRESS ON A SPRING THAN HOW IS CONVENTIONALLY USED. WE SOUGHT AFTER A NEW APPROACH IN DEVELOPMENT FROM OUR REGULAR SUSPENSION SPRING. 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