Mercury - Quicksilver Water-Separating Fuel Filter Replacement Canister for Remote Systems 802893T. Overview. Protect your engine's fuel system from water and contaminants with Mercury Marine 802893T Quicksilver Water-Separating Fuel Filter. This OEM replacement filter canister is designed for remote-mounted fuel filter systems used on most Mercury outboards and MerCruiser sterndrives or inboards. It's engineered to trap water and debris before they can reach your engine, preventing corrosion an