Genuine Mercury/Quicksilver Marine Part

Mercury/Quicksilver Part #: 47-85089Q4

Water Pump Impeller Repair Kit for Mercury and Mariner outboard engines, specifically for various 15-25 HP models. This part is an OEM (Original Equipment Manufacturer) number and is also known by other part numbers, including Sierra 18-3215.

Function: The kit includes an impeller and other components like gaskets and a wear plate, all necessary to rebuild the water pump.

Application: It is used for maintenance and repair of Mercury and Mariner outboard engines, particularly for the 15 HP, 18 HP, 20 HP, and 25 HP 2-stroke models from various years.

Supersedes parts: This part number supersedes numbers such as 47-85089T7, 47-85089T4.

Maintenance: It is recommended to check the impeller every season and replace it every two to three seasons to ensure the engine runs smoothly.

It is crucial to verify your specific outboard motor's model number and serial number to ensure this kit is the correct fit.