Hypercoils 10" Coil-Over Spring - 2-1/2" I.D. - 350 lb. Helmet Rubber Molding Kit 420" OD works well with

420" OD works well with our 7245 dual conical spring in applications with a

This Small Block Chevy "T" sump drag race oil pan is for pre-

and standard valve spacing make this the perfect street head for 350-383 ci engines

Standard height or tall height available for additional valve train clearance

Hypercoils 10" Coil-Over Spring - 2-1/2" I.D. - 350 lb. Helmet Rubber Molding Kit 420" OD works well withHypercoils 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