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

Compatible with select Yamaha outboard engines using this fuel pump diaphragm configuration.
Commonly found in Yamaha fuel systems requiring consistent fuel delivery and pressure.
Always confirm compatibility using your engine model and part number.

FAQs

Q1: What are signs this diaphragm is failing?
A: Hard starting, engine stalling, poor throttle response, or inconsistent fuel delivery are common signs.

Q2: Can a bad diaphragm cause fuel leaks?
A: Yes, if it cracks or loses its seal, it can lead to fuel leakage or pressure loss.

Q3: Is this part something that wears out regularly?
A: Over time, yes. Constant flexing and fuel exposure can cause it to degrade.

Q4: Can I replace just the diaphragm instead of the whole pump?
A: In many cases, yes, as long as the rest of the pump housing is still in good condition.

Q5: Does ethanol fuel affect this part?
A: Ethanol can speed up wear, so using clean fuel and maintaining the system helps extend its life.