Mercury Tank Fitting – 1/4″ NPT ThreadConnect your tank and fuel lines with confidence; solid machined brass construction holds up to lead, unleaded, and alcohol-based fuels. Specifically designed for Mercury/Mariner Brand engines and tanks.Features:Solid machined brass for dependable performance, peace of mindQuick-connect -inch male thread makes installation easyExtremely Versatile: Designed for leaded, unleaded, and alcohol-blended fuel1/4″ NPT (National Pipe Thread)Specifically designed for Mercury/Mariner Brand engines and tanks*Specifically mates to Attwood part number: 8890LP6 Quick Guide (pdf)