Pulleys have their own unique V-spacing
and must use original 1971-1982 brackets and water pump. Increases horsepower by reducing
accessory drag. 12-15 h.p. at rear wheels typical. Eliminates
belt throwing. Designed for daily street driving. Precision CNC
machined to run perfectly true. 6061-T6 aluminum for extra
strength and wear. Finished with a No Polishing clear powdercoat.