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Sierra 18-7839 Marine Fuel Pump Diaphragm for Yamaha & Mercury Outboard Motors

Manufacturer

Picture for manufacturer Sierra

Part Number

18-7839
12 reviews
Sale Price

$20.28

2 left at this price

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Usually delivered within 2 days

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Product Details

The Sierra 18-7839 is a replacement fuel pump diaphragm designed for Yamaha and Mercury Marine outboard engines. Sierra International is a trusted name in aftermarket marine parts, and this diaphragm is engineered to meet or exceed OEM specifications for reliable fuel delivery performance on the water.

This diaphragm serves as a direct replacement for multiple OEM part numbers, making it a versatile and cost-effective solution for routine fuel pump maintenance and repair.

Replaces OEM Part Numbers:

  • Yamaha Outboard: 648-24411-00-00
  • Mercury Marine: 80606M
  • Mallory: 9-35325

Key Features:

  • Aftermarket replacement fuel pump diaphragm built to OEM specifications
  • Compatible with Yamaha 25, 40, 50, 70, and 90 HP outboard motors
  • Also fits select Mariner outboard models: 15A, 20A APE, 25A, 25C TPE, and 28
  • Direct cross-reference for Sierra part number 18-7839
  • Part of Sierra's comprehensive marine engine parts line

Keeping your fuel pump diaphragm in good condition is essential for consistent engine performance and preventing fuel delivery issues. The Sierra 18-7839 is a reliable, ready-to-install replacement suitable for both routine maintenance and emergency repairs.

Thanks! You were the only one's with what I needed! This color paint was discontinued. I was excited to get it to complete my project! Also good communication and speedy shipping helped! Will do biz again.<br>Order Number: 33544<br>Todd

ggod job

Quick and reasonable!

Very easy and good price

Great

best price on line !!!!<br>fast shipping, highly recommended !!!!!

Awesome company. Great prices... friendly staff and fast shipping. Will use as much as possible for auto parts needs.

Excellent customer care/saved me over $500.00 off from their competitors.

Found what I was looking for, a hard to find part. It arrived in good time and in good condition!

Awesome! Fast, easy, user friendly, and great prices you can't beat

Great prices and fast shipping. I had a question about the product and the had all the answers. I would definitely shop here again.

Cheapest I could find ANYWHERE. Fast shipping. I will definately use them again.

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