Abstract: A pulley suitable for use in a V-type belt drive power train, the pulley including an integral securing mechanism in the central bore thereof for engaging a corresponding securing mechanism on the shaft of the device to be driven by the pulley, the integral securing mechanism preferably being corresponding screw threads, with a method of manufacturing the pulley from cylindrical bar stock as a unit including the generation of the V-belt grooves, the central bore, forming the integral securing mechanism in the central bore, and cutting off the pulley to provide a one-piece pulley of substantially simplified design.