Skyjacker Softride Leaf Spring - Lift Height: 4 in. Shutoff Valve racing use or for use

racing use or for use on pre emission controlled motor vehicles and motor vehicle engines and pre 1966 domestic vehicles certified to California standards

The valves feature flow improvements to deliver the power needed for today's sophisticated racing engines

and a overall improvement in drivetrain feel

from 250 to 2000 HP

High output with 530 volts and 135mJ of spark energyThe MSD 6AL Ignition Control set the standards that other ignitions strive to reach

Skyjacker Softride Leaf Spring - Lift Height: 4 in. Shutoff Valve racing use or for useSoftride springs use only American steel and the individual leafs of each spring are shot peened with hard steel pellets at very high velocities. This shot peening compresses the surface of the steel thereby increasing the tensile strength of the spring. Without this shot peening procedure, the maximum wheel travel and ride quality could not be achieved without sacrificing the life of the spring. Softride springs use bolt style spring clips,