Hypercoils 12" UHT Barrel 2-1/2" I.D. Coil-Over Spring - 200 lb. R060004M GM / Ford V6 /

GM / Ford V6 / V8

312 Grade stainless steel line has been double annealed for easier bending and flaring

Designed for use on Marine high horsepower engines

-4 AN to 12mm x 1

This cover does it all with unrivaled strength

Hypercoils 12" UHT Barrel 2-1/2" I.D. Coil-Over Spring - 200 lb. R060004M GM / Ford V6 /Optimum Body Diameter (OBD) Hypercoils feature a unique design concept that adjusts the body diameter of the spring relative to the end coils. The OBD design enables Hyperco to take full advantage of its ultra high tensile material by optimizing the applied stress through adjusting the spring's body diameter. The results are in and they are simply incredible: More Deflection Less Weight Increased Rate Linearity More Resistance to Bowing Fits All