This Water Pump Impeller Kit for Mercury Mariner is a great addition to your boat's engine. This kit includes interchangeable parts with part numbers 12045, QSL821354A2, and 3219. It is a perfect replacement for Mercury, Mariner, and Force brands and has a manufacturer part number of 821354A2.
The kit also comes with a 1-year warranty and is compatible with outboard engines with horsepowers of 25HP, 30HP, 40HP, and 50HP. It's an essential part for maintaining a properly functioning water pump system in your boat.