Swift Rear Coil Spring - 5.0" OD x 20" Tall - 100 lb. SC04301 Not for use on vehicles

Not for use on vehicles equipped with Catalytic Converter

Clevis Bracket

Right corner raised 2" for better ground clearance

1980-1992 Mercury Grand Marquis

1970-1971 Mercury Cyclone Base CID 351 Naturally Aspirated GAS

Swift Rear Coil Spring - 5.0" OD x 20" Tall - 100 lb. SC04301 Not for use on vehiclesDEVELOPED 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