Hypercoils 12" Coil-Over Spring - 2-1/2" I.D. - 350 lb. 28950BK Viscosity typical of SAE 75W-110

Viscosity typical of SAE 75W-110

- LP Installation Kit - Do Not Use w/Factory Overload Contact Springs

0L V8 engines with serpentine belt

Dyno proven to flow up to 2

Hypercoils 12" Coil-Over Spring - 2-1/2" I.D. - 350 lb. 28950BK Viscosity typical of SAE 75W-110Hypercoils 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