Hypercoils 12" Coil-Over Spring - 2-1/2" I.D. - 175 lb. AS0002-L the crankshaft and water pump

the crankshaft and water pump pulleys are smaller in diameter than standard reduction pulleys

Designed to work with GM Throttle body P/N's - 12570790 and 12580760

Folds Up When Not In Use

17 in Thick

Hypercoils 12" Coil-Over Spring - 2-1/2" I.D. - 175 lb. AS0002-L the crankshaft and water pumpHypercoils 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