Part Number: 8M0157616, 8M0095659, 35-8M0095659 Aftermarket fuel and water separating filter for direct replacement Compatible for Mercury 200, 225, 275, 300, 350, 400 Verado 4-Stroke engines Made with solid, premium materials, provide the ultimate protection for your engine Fits all Mercury, Mariner, and Force outboards equipped with externally mounted water separating fuel filter bases and all MerCruiser applications except certain 1992 model MerCruiser 4.3 Generation II engines Fuel water separator is an important part of any boat’s fuel system,so it's important to inspect the separator regularly and clean or replace the filter element as needed