Yamaha - Fuel Hose Assembly Fuel System Component 6CN-2450B-10-00. Overview. Fuel delivery is one of those things you don't think about until the engine starts acting up. I've seen plenty of Yamaha setups where a worn or restricted hose caused hesitation or inconsistent performance. A solid fuel hose assembly keeps everything flowing the way it should, especially when you're running long or pushing the motor. When it's right, the engine runs smooth, steady, and predictable every time.. Key Features. • Consistent Fuel Flow Design - Ensures steady fuel delivery from tank to engine under varying conditions.• Flexible Marine Hose Build - Designed to handle movement, vibration, and routing in tight rigging spaces.• Secure Connection Points - Provides reliable sealing to help prevent leaks and air intrusion.• Durable Material Construction - Built to withstand fuel exposure and harsh marine environments.• Factory-Spec Fitment - Matches Yamaha fuel system requirements for proper installation a