Yamaha - Fuel Pump Diaphragm - Fuel System Component - 66M-24411-11-00

Overview

The fuel pump diaphragm is a vital component within the Yamaha outboard fuel system, designed to regulate fuel movement through pressure changes during engine operation. It flexes to create the suction and pressure required to deliver fuel from the tank to the engine consistently. Built to OEM specifications, this diaphragm ensures reliable fuel flow and dependable performance in demanding marine environments.

Key Features

• Fuel Flow Regulation – Controls fuel movement to ensure consistent delivery.
• Fuel Pump Operation Support – Flexes with pressure changes to maintain proper fuel flow.
• OEM Yamaha Construction – Manufactured to factory standards for precise fit and reliability.
• Flexible Durable Material – Built to withstand fuel exposure and continuous operation.

Engine & Boat Compatibility

• Compatible with Yamaha outboards that utilize this diaphragm within the fuel pump assembly.

FAQ

Q: What does a diaphragm do in a fuel pump?
A: It flexes to create pressure changes that move fuel through the system.

Q: Why is this part important?
A: It ensures steady fuel delivery, which is essential for proper engine performance.

Q: What happens if the diaphragm fails?
A: It can cause poor fuel flow, leading to engine hesitation, stalling, or starting issues.

Q: When should it be replaced?
A: It should be replaced if worn, cracked, or during fuel pump maintenance.

Q: Is this an OEM Yamaha part?
A: Yes, it is built to Yamaha’s original equipment standards.

• Supersessions
  66M-24411-10-00, 66M-24411-12-00, 66M-24411-12-00