The Graf Engine Water Pump - PA779US is a reliable and durable engine water pump designed to provide your vehicle with the cooling it needs. Made from high-quality materials, this water pump is designed to last and is built to OEM specifications, ensuring a precise fit. This water pump features an aluminum impeller for increased efficiency and performance, and an integrated bypass valve for improved flow. The PA779US is a great choice for keeping your engine running cool and smoothly, and is the perfect replacement for your worn or damaged water pump.