Mercury - Quicksilver Oil Filter Wrench Service Tool Steel 889277002. Overview. Anyone who's spent time servicing their outboard knows the difference the right tool makes. The Quicksilver 889277002 Oil Filter Wrench feels like one of those pieces you keep in your boat bag because it never lets you down. It turns oil changes from a messy chore into a simple, controlled part of routine maintenance. Whether you're swapping filters before a trip or doing end-of-season service, this wrench makes the