Is your truck's engine running hot or leaking coolant from the water pump? This complete replacement Water Pump (with gasket included) is built for Chevrolet, GMC, and Isuzu Workhorse vehicles with the popular 4.3L, 5.0L, and 5.7L V8 engines. This generic-brand pump (model WP02119) is a direct OE-spec replacement, matching dozens of OEM numbers like 12532526, 12561392, AW5077, and more. Key specs: it's a belt-driven, reverse rotation pump with a 6-vane steel impeller and an iron housing. It's been 100% leak tested and durability tested for reliability. The hub height is about 170mm, and it bolts on with 4 mounting holes – no drilling or modifications needed. It comes with a 1-year warranty and includes the necessary gasket. A failing water pump can lead to overheating and serious engine damage. Replace it with this quality unit and keep your cooling system flowing strong.