Mercury – Fuel Tank Connection with Fuel Demand Valve | Portable Fuel System | Marine-Grade Construction | 8M0054714

Overview

There’s a certain calm that settles in when your fuel system just works—no hiccups, no pressure burps, no surprises when you squeeze the primer bulb before heading out. That’s the kind of trust the Quicksilver 8M0054714 Fuel Tank Connection with Fuel Demand Valve is built for. Whether you’re running a small outboard on a quiet morning drift or keeping a portable tank onboard as a backup, this connection gives you the steady, predictable fuel flow you want out on the water. It’s a simple part, but one that carries a lot of peace of mind with it.

Key Features

• Complete tank connection assembly with an integrated fuel demand valve
• Threaded fitting designed for Quicksilver and Mercury 6.6-gallon portable fuel tanks
• Snap-clamp hose clamp included for a secure, leak-free installation
• Meets 2011 Environmental Protection Agency requirements for pressurized portable tanks
• Built to Mercury Marine original equipment standards for reliability and performance
• Genuine Mercury Marine part number 8M0054714

Engine & Boat Compatibility

• Designed for Quicksilver and Mercury 6.6-gallon portable fuel tanks
• Ideal for small to mid-size Mercury outboards commonly paired with portable fuel systems
• Works well on fishing skiffs, jon boats, inflatables, dinghies, tenders, and backup auxiliary tanks
• Suitable for trailer boats, cottage boats, and light-duty recreational vessels

Performance & Practical Benefits

Once installed, you’ll notice how clean and controlled your fuel flow becomes. The integrated fuel demand valve only allows fuel to move when the engine calls for it, helping prevent flooding, over-pressurizing, and fuel seepage—problems that can be especially frustrating with larger portable tanks. Everything feels tight and secure, and the threaded fitting seats smoothly, giving you confidence in the seal.

On the water, this translates into steadier starts and smoother idle transitions. You squeeze the bulb, hear the engine fire up cleanly, and know the connection is doing its job without drawing attention to itself. The materials feel durable and marine-ready, built to handle repeated tank swaps, vibration, and day-to-day handling without losing integrity. If you rely on portable fuel to power your day, this is the kind of hardware you want backing you up.

Why Buy OEM

When it comes to fuel delivery, close enough isn’t good enough. Choosing a genuine Mercury Marine part means you’re getting a connection designed specifically for your tank and engine—tested, proven, and built to last. Aftermarket fittings often struggle with long-term sealing, pressure control, or proper compatibility. An OEM part fits right on the first try, stays tight, and keeps things simple season after season. It’s the kind of choice seasoned boaters make because it saves time, reduces guesswork, and protects your engine.

FAQ

Q1: Which Mercury engines or systems does the Fuel Tank Connection with Fuel Demand Valve fit?

It’s designed for Mercury and Quicksilver 6.6-gallon portable fuel tanks commonly used with small to mid-size outboards.

Q2: What sets this part apart from aftermarket options?

It meets Mercury’s original equipment standards and Environmental Protection Agency requirements, ensuring proper pressure control and long-term reliability.

Q3: How do I confirm this is the right part for my setup?

If you’re using a 6.6-gallon Mercury or Quicksilver tank, this is the correct connection assembly.

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

Yes—its marine-grade construction holds up well in both environments.

Q5: Is installation simple for most boaters?

Definitely. With the included clamp and threaded fitting, it installs easily with basic hand tools.