Motor Medic Water Pump Lube 11 oz Wofford Truck Parts Anti Rust w Water Pump Lube Bar's Products International Motor Medic Water Pump Lube 11 oz Wofford Truck Parts Rust inside a water pump is a clear warning sign. Most of the time, it's caused by tap water, expired coolant, or mixing wrong coolants. Once rust starts, the pump seal fails, Water helps your body: Keep a normal temperature. Lubricate and cushion joints. Protect your spinal cord and other sensitive tissues. Get rid of wastes through urination, perspiration, and bowel movements. #water # drinkingwater #