Proform 66878 Engine Rocker Arm
Fits Ford Alum. S/B Pedestal Mt. '77-'94, 302HO and 351W Hyd. and Roller Cams. Rid your engine of internal friction with roller-tipped rocker arms. The race-proven full needle bearing, fulcrum and roller tip not only unleash horsepower, they also lengthen valve train component life and reduce wear and tear on valve stem tips. Precision machined to insure consistency and ratio accuracy.