Yamaha - Fuel Pump Diaphragm Fuel Delivery Component 6G8-24471-00-00. Overview. The Yamaha Fuel Pump Diaphragm 6G8-24471-00-00 is one of those small parts that can cause big headaches when it starts to fail. If your engine's struggling to stay running, hesitating on throttle, or just not getting steady fuel, this is often where the issue starts. It's responsible for moving fuel through the system with each pulse of the engine, so it needs to stay flexible and sealed. When it wears out, replacing it can bring your fuel delivery right back to normal.. Key Features. • Consistent Fuel Pumping - Moves fuel efficiently through the system for steady engine operation.. • OEM Fit Precision - Designed to match Yamaha fuel pump specifications for proper sealing and function.. • Flexible Diaphragm Design - Maintains responsiveness to engine pulses for reliable fuel flow.. • Fuel-Resistant Material - Built to withstand constant exposure to fuel and marine conditions.. Engine & Boat Compatibility. C