Lubrication of the water pump shaft ? Hardcore Sledder Bar's Leaks 1311 Cooling System Anti Rust & Water Pump Lubricant, 11 Oz Walmart.com How to Protect Pumps and Gearboxes by Removing Water from Oil How do I maintain a hydraulic water pump? Maintaining a hydraulic water pump involves a few key steps: checking the fluid, keeping the system clean, and inspecting for leaks and wear. Regular Do Water Pump Lubricants Really Work? GMB Blog The image illustrates the differences between a properly functioning and a leaking water pump, emphasizing the condition of the seal and gasket. A good water pump has a clean, properly sealed gasket