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Sierra 18-7837 Marine Fuel Pump Diaphragm for Yamaha & Mercury Outboard

Manufacturer

Picture for manufacturer Sierra

Part Number

18-7837
12 reviews
Sale Price

$9.89

2 left at this price

delivery box

Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-7837 is a premium replacement fuel pump diaphragm engineered for Yamaha and Mercury Marine outboard engines. A worn or cracked fuel pump diaphragm is one of the most common causes of fuel delivery failure in marine engines — this Sierra replacement restores proper fuel pressure and flow, getting your outboard running reliably again.

OEM Cross-Reference Part Numbers:

  • Yamaha: 677-24411-02-00, 677-24411-01-00
  • Mercury Marine: 84262M

Key Features:

  • Direct OEM replacement — engineered to meet or exceed original manufacturer specifications
  • Built to withstand the demands of harsh marine environments
  • Backed by Sierra's limited lifetime warranty
  • Sold individually
  • Also available as part of the Sierra 18-7798 Fuel Pump Diaphragm Kit

Sierra International is a trusted name in aftermarket marine parts, offering premium-quality replacements across thousands of marine components. Each Sierra product is designed to deliver the same fit, form, and function as the OEM part it replaces, ensuring a confident installation every time.

quick easy cheap

hope everything makes it here before saturday. lol

Easy

Good to go...

Excellent prices. Product was very good quality. I would recommend Autoplicity to others.

It was very easy. I am looking forward to seeing it. It's for my granddaughters truck.

exellent

So I have an old car. It's and 83, seven years older than me. I'm also a student so I don't have much money and need to make as many repairs myself to save money. I go out to the local pep boys and auto zone to to try to find a repair manual that is for my old model but it's not available. I check online and there are very few copies on line. Autoplicity had the right manual at the lowest price by a good margin. <br><br>TLDR; Autoplicity has EVERYTHING and at a cheaper price

This was an easy transaction, keep me notified thoughout the entire shipment. Price is what got my attention in the first place. I will be back for future needs.

Great products, great prices, excellent communication!

Extremely satisfied with my transaction with Autoplicity. Item was shipped out almost immediately after I paid. Customer support responded very quickly and answered all of my questions in a very professional manner. Will definitely be shopping here in the future.

easy to order. want to see how the whole process plays out.

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