The Gates Heavy Duty Engine Water Pump is made from cast iron for superior strength and durability. The rotation of the impeller is standard, allowing for easy installation and maintenance. This heavy duty engine water pump is designed to meet the rigorous demands of Kenworth, Sterling, and Peterbilt fleets. With its high-quality materials and careful engineering, this water pump is sure to keep your engine running smoothly and efficiently. FleetPride is your First Click in Heavy Duty®.