62Y-24471-00 Yamaha Diaphragm | Genuine OEM Yamaha Outboard Part

🔧 Product Description

Genuine Yamaha Fuel Pump Diaphragm - Part Number: 62Y-24471-00-00

A genuine Yamaha OEM diaphragm used inside Yamaha 62Y-series mechanical fuel pump assemblies. This flexible diaphragm pulses with engine pressure changes to move fuel through the low-pressure fuel system.

⚙️ Key Features

• Genuine Yamaha OEM fuel pump diaphragm
• Correct Yamaha part number 62Y-24471-00-00
• Used inside Yamaha 62Y mechanical fuel pump assemblies
• Works with 62Y-24415 pump body and 62Y-24452 packing seal
• Critical component for correct low-pressure fuel delivery

🚤 Compatibility

Commonly used on

• Yamaha mechanical fuel pump assemblies
• Yamaha F20HP to F60HP four-stroke fuel systems using the 62Y pump family

Typically suits

• Engine models:
• Yamaha F20 four-stroke fuel pump diaphragm applications
• Yamaha F25 four-stroke fuel pump diaphragm applications
• Yamaha F30 four-stroke fuel pump diaphragm applications
• Yamaha F40 four-stroke fuel pump diaphragm applications
• Yamaha F50 / F50A fuel pump diaphragm applications
• Yamaha F60 four-stroke fuel pump diaphragm applications
• Yamaha T50 / FT50 high-thrust fuel pump applications
• Yamaha T60 / FT60 high-thrust fuel pump applications
• HP Range: commonly 20HP - 60HP where specified
• Engine Type: Yamaha four-stroke outboard low-pressure fuel system
• Component Type: Fuel pump diaphragm

🔌 Function

The diaphragm flexes inside the fuel pump to create pumping action, drawing fuel from the tank and delivering it toward the engine fuel system.

⚠️ Common Signs of Failure

• Hard starting
• Engine starts then stalls
• Fuel starvation at higher throttle
• Poor acceleration
• Fuel leaking from pump body
• Diaphragm split, stiff, stretched or fuel-soaked
• Low fuel pump output during testing

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 62Y-24471-00-00 Yamaha fuel pump diaphragm reference
• 62Y-24471-00 short Yamaha diaphragm format
• 62Y-24410-04-00 related complete fuel pump assembly reference
• 62Y-24410-03-00 earlier complete fuel pump assembly reference
• 62Y-24410-02-00 related complete fuel pump assembly reference
• 62Y-24410-01-00 related complete fuel pump assembly reference
• 62Y-24410-00-00 earlier complete fuel pump assembly reference

OEM / Related Numbers

• 62Y-24471-00-00
• 62Y-24471-00
• 62Y244710000
• 62Y2447100
• 62Y-24415-01-00 related fuel pump body
• 62Y-24415-00-00 related fuel pump body
• 62Y-24452-00-00 related packing seal
• 62Y-24410-04-00 related complete fuel pump assembly
• Mercury: 826398T3 related shared aftermarket fuel-pump reference

Aftermarket / Verified Equivalents

• Supplied within aftermarket 62Y-24410 complete fuel pump replacement assemblies
• Aftermarket complete fuel pump assembly: 62Y-24410-04 replacement
• Aftermarket fuel pump and O-ring kit: 62Y-24410-00 / 62Y-24410-01 / 62Y-24410-02 / 62Y-24410-03 / 62Y-24410-04
• Aftermarket replacement reference: OBC 62Y-24410-04
• Standalone diaphragm replacement should be matched directly to OEM 62Y-24471-00-00

📦 Condition

• Genuine Yamaha part
• Brand new
• Supplied in original or equivalent packaging