Swift Front Coil Spring - 5.5" OD x 9.5" Tall - 400 lb. Mr. Gasket Made of Energy's Hyper-Flex(TM) performance

Made of Energy's Hyper-Flex(TM) performance polyurethane for added performance and durability

most caps have an optional wire retainer that is supplied with these cap to lock the wires in place

for the ultimate in ignition precision

This allows BMR to offer a LIFETIME WARRANTY against spring sag

800" long Hi-Tech 5/16" diameter pushrods are 17% stiffer than

Swift Front Coil Spring - 5.5" OD x 9.5" Tall - 400 lb. Mr. Gasket Made of Energy's Hyper-Flex(TM) performanceDEVELOPED SPECIFICALLY FOR ROUND TRACK RACING. DESIGNED TO HAVE THE OPTIMAL SPRING RATE SWEET SPOT WHERE THE SPRING IS USED ON ACTUAL VEHICLE. 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