Melling Water Pump, GM 99-11 4.8L, 5.3L, 6.0L

The Melling MWP-502 is a high-performance water pump designed for 1999–2011 GM LS-series engines, including 4.8L, 5.3L, and 6.0L V8s. It features a durable cast aluminum housing that provides excellent heat dissipation and longevity. The steel impeller, with seven vanes, ensures efficient coolant flow, helping maintain optimal engine temperature. The pump is factory leak-tested to ensure reliable performance and uses original equipment (OE) face materials for enhanced heat transfer and reduced friction. Precision-ground and pre-lubricated bearings, along with heat-treated bearing shafts, contribute to its durability and smooth operation. Designed to meet or exceed OEM specifications, the MWP-500 ensures long-lasting, efficient cooling for your engine.