Hypercoils 4" OBD Coil-Over Spring - 2-1/2" I.D. - 700 lb. H757C34 Holley EFI CAN Gauges

Holley EFI CAN Gauges

Single Blade Siper to 8 Blade

or any high horsepower engines

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

190 in Head

Hypercoils 4" OBD Coil-Over Spring - 2-1/2" I.D. - 700 lb. H757C34 Holley EFI CAN GaugesOptimum 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. HYPERCOILS because the most important race is the one you are in. Hyperco is a supplier of precision engineered, high performance suspension