Mercury – Fuel Valve 5-Inch | Fuel System Component | Marine Composite | 8M0044687

Overview

There are a few small parts on a boat that you don’t think about until the moment you really need them. A fuel valve is one of them. When you’re heading out for a long morning run or easing back toward the dock with the sun dropping behind you, you just want to know that every piece of your fuel system is doing its job without question. That’s why boaters appreciate a dependable Mercury Marine part like this one. It’s steady, predictable, and built to take the kind of use—and abuse—that comes with real time on the water.

Key Features

• Controls and regulates fuel flow between the fuel tank and the engine
• Built from durable, marine-rated composite materials
• Five-inch length designed specifically for select Mercury portable tanks
• Tested to deliver strong and consistent siphon suction
• Engineered to meet modern Environmental Protection Agency standards

Engine & Boat Compatibility

• Works with Mercury portable fuel tanks: 8M0054600, 8M0045691, 8M0047598, and 8M0045692
• Suitable for Mercury, Mariner, and Force outboard fuel systems using approved portable tanks
• Common on small fishing boats, dinghies, inflatables, jon boats, skiffs, and runabouts

Performance & Practical Benefits

The thing you notice first with a well-made fuel valve is how smooth everything feels. You’ll feel that steady draw of fuel, without sputters or hesitation, even when the chop gets rough or the tank is bouncing around in the stern. A tight, reliable valve means less fiddling, fewer worries, and more attention on the water ahead of you.

This part is built to hold pressure and resist the swelling, cracking, and stiffness that plague cheaper, generic valves. Whether you're climbing into the boat before sunrise or swapping tanks mid-day, the connection stays secure. You’ll also appreciate how cleanly it seats into the tank and how easily it turns—no sticking, no fight, just simple control. In short, it feels like something designed by people who actually boat.

Why Buy OEM

Choosing a genuine Mercury Marine part isn’t about logos—it’s about knowing the piece was engineered specifically for your fuel system. You’re not gambling on tolerances, materials, or longevity. With the real thing, you get:

• Direct, reliable fitment every time
• Materials tested for heat, vibration, and fuel exposure
• Longer service life compared to off-brand alternatives
• The confidence that comes with parts designed to work together as a system

If you’ve ever battled a sticky aftermarket valve, you already know why OEM matters. This one simply works—and keeps working.

FAQ

Q1: Which Mercury engines or systems does the Fuel Valve 8M0044687 fit?

It fits Mercury portable fuel tanks that supply a wide range of small to mid-size Mercury, Mariner, and Force outboards.

Q2: What makes this different from aftermarket valves?

It’s built from higher-quality marine materials, tested for pressure retention, and designed to match Mercury’s engineering standards.

Q3: How do I know if this is the correct replacement?

Check your tank’s part number. If it matches 8M0054600, 8M0045691, 8M0047598, or 8M0045692, this is the correct valve.

Q4: Can it be used in both saltwater and freshwater?

Absolutely. The materials are designed for real marine environments, including saltwater exposure.

Q5: Is installation straightforward?

Yes, most boaters can replace the valve with simple tools and a few minutes of work.