Replacement water pump designed specifically Volvo, Pleasure Craft or Indmar marine engine For 50 years Sierra has been producing parts engineered to meet or exceed the specifications of marine engine manufacturers and has gained the confidence of engine manufacturers and boat builders. Each Sierra pump is matched to the GM, Ford or Chrysler block used for in marine engines and is compatible with conventional and reverse rotation engines. Sierra water pumps are made from new castings and are not remanufactured. Boaters and technicians can be assured a Sierra part will fit right the first time and restore function to OEM specifications. Key Features Engineered to be an exact match to OEM pumps Pumps are assembled using new castingsFits: 431A, 500A/B, 501A, 570A, 571A, AQ180, AQ200, AQ200B/C/D/F, AQ250A, AQ211A, AQ225, AQ231A/B, AQ260, AQ255B, AQ260A, AQ271A/B/C/D/, AQ280A, AQ290A Not for use with LT-1 and LTR engines Backed by SeaStar Solutions Limited Two-Year Warranty The Sierra Engine Parts Selector In addition to water pumps, we offer a wide variety of other engine parts manufactured by Sierra. To see if we have the part you need, see ourEngine Parts Selector, where you can search by engine make, serial number and model or year of manufacture.ApplicationOEM Part NumberIndmar665011Johnson Pump10-24228-1Mallory9-45800PleasurecraftRA057023Volvo Penta841640