Swift Rear Coil Spring - 5.0" OD x 20" Tall - 80 lb. 4033 Strip Length: 6mm

Strip Length: 6mm

Shaft is QPQ coated and guided by a sealed ball bearing

030" THICK - MAXIMUM FUEL CAPACITY

ACME threads for high strength

These cylinder heads feature an extra thick deck and extra material in the spring pockets for a heavy-duty casting that can be used with high-lift cam and heavy spring combinations

Swift Rear Coil Spring - 5.0" OD x 20" Tall - 80 lb. 4033 Strip Length: 6mmDEVELOPED 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