This 3.5" aluminum 3-rib serpentine drive pulley goes between the water pump pulley and fan spacer to drive accessories like a power steering pump or alternator at a reduced speed.

Pulley, Power Steering/Water Pump, Serpentine, 3-Groove, 3.5 in. Diameter, Billet Aluminum, Black, Chevy, Ford.

Drive your accessory belt system with KRC Power Steering water pump pulleys. They are manufactured from high-quality aluminum and finished off in an anodized coating for maximum durability. The pulleys are available in a range of diameters and configurations to work with your setup.