15-00542 Water Pump Pulley, Serpentine for Early Bronco offset
This water pump pulley is now made of billet aluminum.
This water pump pulley is for the stock offset water pump with either type bolt pattern. 65-93 standard offset small block base water pump. This serpentine water pump pulley is 4.5″ so it runs the water pump and fan faster, helping to keep the engine cooler.