Hypercoils 10" Coil-Over Spring - 1- 7/8" I.D. - 250 lb. H759C09L Primary Main Jet: 67

Primary Main Jet: 67

This degree bushing accurately positions your cam with 4 degrees of advance

1974-1986 Chevrolet K10 Suburban

Features a self lubricating Delrin bushing for reduced friction and includes a weld on support

Hypercoils 10" Coil-Over Spring - 1- 7/8" I.D. - 250 lb. H759C09L Primary Main Jet: 67Hypercoils are manufactured from the highest quality chrome silicone steel and high tensile chrome silicone steel available in the world. The material used in producing Hypercoils undergoes two separate magnaflux inspections. Once before manufacture and again after coiling. These inspections insure the wire is free from surface imperfections which, if gone undetected could lead to spring failure. The life of a suspension coil is directly related to