Yamaha - Fuel Hose Assembly Fuel Delivery System 6ER-2450B-10-00. Overview. A good fuel hose setup is something you don't notice when it's working-but you definitely notice when it's not. After rigging plenty of Yamaha outboards, I've seen how much smoother things run when fuel delivery stays consistent and air-free. This assembly takes the guesswork out of replacing worn or aging lines. Once it's in place, you can trust your fuel system to do its job every time you head out.. Key Features. • Pr