Moeller Marine Johnson/Evinrude/OMC Engine/Tank Fuel Line Connector 3/8"Moeller Marine female engine/tank connector that attaches to the fuel hose on the tank side of the engine side. 5/16" Barb Female Fuel Line Engine and Tank Connector; Compatible with fuel hose I.D. 3/8"; Designed for Johnson/Evinrude outboard engines; Attaches to fuel hose on the fuel tank side or the engine side.; OEM certified;