CAM BUSHING KITThis cam bushing kit is a popular, easy way to advance the cam for more low end torque and midrange horse power. Can be used to reduce excessive low end torque and increase top end horse power by retarding the cam. Kit contains 4-offset bushings and a " degree bushing so stock timing can be restored. Fits Chevrolet 283-454 V8 engines and all Chrysler "B" block engines.Fits Ford 289-302 V8 engines. Includes case hardened dowel pin.