Hypercoils 12" Coil-Over Spring - 2-1/2" I.D. - 400 lb. H776001L They can be bolted on

They can be bolted on to most harmonic balancers or used with a COMP Cams crankshaft socket

5/8 in Hose Barb or 3/4 in Hose Barb

Big O Dragster Scoop

570" ID that works well with our 951 dual valve springs

Fits Through Frame Tubing - From 1

Hypercoils 12" Coil-Over Spring - 2-1/2" I.D. - 400 lb. H776001L They can be bolted onHypercoils 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