Hypercoils 10" Coil-Over Spring - 2-1/2" I.D. - 425 lb. FastShafts rear engine mounts

rear engine mounts

Included are accessories and pulleys that are manufactured by OE part suppliers many of which are on production cars today

Very wide power range and excellent mid-range torque for LS engines with cathedral port cylinder heads

Birchwood is a great thermal barrier

Hypercoils 10" Coil-Over Spring - 2-1/2" I.D. - 425 lb. FastShafts rear engine mountsHypercoils 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