Compatiable OEM Part: Water pump impeller manufacturer part number: 13554-001, 13554-001-P, Johnson Pump: 09-812B, 812, 09-812B-1, Indmar: S685007, 685007, Yamaha: 6TA-12457-00-00, Volvo Penta: 3588914, 3584350, 21213664, 3593660, 3841696, 21951352, 3595485, Yanmar: 119773-42600-01, 119773-42600, X08812, Sierra: 18-3306, 18-30778, CEF: 500124, Mallory: 9-45704. Advice check your impeller replacement every season, and replace it every two to three seasons,in order to ensure that engine to run smoothly. Water pump impeller to push coolant through the car's engine block, radiator and hoses to get the engine heat away from the system. If there is any problem with the Water Pump Impeller, please contact with us, we will help you solve the problem.