Howe 5.75" V-Groove GM Hub Pulley AluminumProduct images may differ from actual product appearance.
Howe 5.75" V-Groove GM Hub Pulley Aluminum
Howe's 319 5.75" diameter high volume aluminum power steering pulley. This pulley is a single v-groove pulley that uses a hub adapter to mount to the pump. The 319 is often used for GM applications.