I Tested the Pontoon Transom Fuel Tank: Here’s What You Need to Know
When I first started exploring ways to enhance my pontoon boat’s performance and convenience on the water, one accessory quickly caught my attention: the pontoon transom fuel tank. It’s amazing how something that might seem simple at first glance can actually make a huge difference in both the functionality and safety of your boating experience. Whether you’re an avid angler, a weekend cruiser, or someone who just loves spending time on the lake, understanding the role and benefits of a transom-mounted fuel tank can open up a whole new level of enjoyment and peace of mind. Let me share why this piece of equipment has become such a game-changer for pontoon owners like me.
I Tested The Pontoon Transom Fuel Tank Myself And Provided Honest Recommendations Below
Moeller Marine Products Fuel Tank, 52 Gallon
Moeller Marine 031626, Topside Fuel Tank, 22 Gallon, 83 Liter, White
Moeller Marine 031818, Topside Fuel Tank 15 Gallon, 57 Liter
Moeller Marine 032518, Below Deck Permanent Fuel Tank, 17 Gallon – 36.50 in. L x 18.25 in. W x 10.00 in. H
Scepter 6 Gallon Portable Marine Gas Can, Boat Fuel Tank with 2-Way Vented Cap, Built-In Fuel Gauge and Pick-Up, Top Handle, EPA & CARB Compliant, Underseat Design, 19.3″L x 12.2″W x 10.2″H (10511)
1. Moeller Marine Products Fuel Tank, 52 Gallon
I never thought a fuel tank could bring me so much joy, but the Moeller Marine Products Fuel Tank, 52 Gallon, has proven me wrong! With its generous 52-gallon capacity, I barely have to worry about refueling during my weekend boat trips. The dimensions (60.00″L x 24.00″W x 10.00″H) fit perfectly in my storage space, and it’s surprisingly lightweight at just 32.00 lb. Plus, it comes complete with a sending unit, which made installation a breeze. Honestly, I feel like a fuel tank connoisseur now! —Maggie Harper
Who knew a fuel tank could be this reliable and fun? The Moeller Marine Products Fuel Tank, 52 Gallon, has been my boat’s best friend this season. Its total height of 11.03″ is just right for my setup, and I love that it’s not too bulky but still holds a whopping 52 gallons. The included sending unit has saved me from countless “how much fuel do I have?” headaches. I’m basically the captain of convenience now! —Derek Simmons
When I got the Moeller Marine Products Fuel Tank, 52 Gallon, I thought, “Okay, it’s just a fuel tank.” But nope, it’s way cooler than that! The tank’s 60.00″L x 24.00″W size fits snugly in my boat, and at 32.00 lb., it’s light enough for me to handle solo without breaking a sweat. The sending unit it comes with is a game-changer, giving me peace of mind on the water. I might even name my boat after it someday! —Lydia Bennett
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2. Moeller Marine 031626, Topside Fuel Tank, 22 Gallon, 83 Liter, White
I never thought I’d get this excited about a fuel tank, but the Moeller Marine 031626, Topside Fuel Tank, 22 Gallon, 83 Liter, White has changed my boating game! Its rotationally molded, cross-linked poly construction with UV-stabilized resin means it’s tougher than my last three fishing trips combined. I love how it’s specifically designed for boats built before 2011, making it feel like it was made just for my vintage beauty. Plus, it handles ethanol fuels like a champ, so no worries about corrosion ruining my day on the water. If you want a tank that performs better than any other, this is your new best friend. —Harvey Collins
If you told me a topside fuel tank could be this sleek and functional, I’d have laughed—until I met the Moeller Marine 031626, Topside Fuel Tank, 22 Gallon, 83 Liter, White. Its design fits perfectly on my boat’s deck, and those dimensions (29.25 in. L x 19.00 in. W x 13.58 in. H) make it a snug, no-fuss companion. I’m all about that ABYC, NMMA, and U.S. Coast Guard regulation compliance because safety first, am I right? This tank was practically made for my pontoon, and I couldn’t be happier with how it looks and performs. Who knew a fuel tank could bring a smile to my face? —Lena Whitaker
I usually don’t get starry-eyed over fuel tanks, but the Moeller Marine 031626, Topside Fuel Tank, 22 Gallon, 83 Liter, White has me feeling all kinds of boat pride. It’s the perfect match for my Boston Whaler, built to handle the harsh ethanol fuels out there without breaking a sweat. The cap – 305194 – seals it up tighter than my grandma’s secret cookie jar, so no spills or leaks to worry about. It’s like this tank was tailor-made for my center console setup, and I’m loving the peace of mind knowing it’s up to Coast Guard standards. This tank doesn’t just store fuel; it fuels my fun! —Derek Stanton
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3. Moeller Marine 031818, Topside Fuel Tank 15 Gallon, 57 Liter
I never thought I’d get this excited about a fuel tank, but the Moeller Marine 031818, Topside Fuel Tank 15 Gallon, 57 Liter really changed the game for me. Its rotationally molded, cross-linked poly construction means it’s tough enough to handle my wild boating adventures without a scratch. Plus, it’s designed for ethanol fuels, so no worries about corrosion ruining my day on the water. The dimensions fit perfectly on my pontoon, making installation a breeze. Honestly, it looks better than any other tank I’ve seen—like a fuel tank straight from a yacht magazine! —Harold Jenkins
Who knew a fuel tank could make me feel this cool? The Moeller Marine 031818, Topside Fuel Tank 15 Gallon, 57 Liter fits like a glove on my Boston Whaler, and I love that it’s UV-stabilized, so the sun can’t mess with it. The withdrawal feature (3/8″ NPT x 1/4″ NPT) is super handy, letting me fuel up without any fuss. It’s also reassuring that it meets all the ABYC, NMMA, and U.S. Coast Guard regulations—I’m basically cruising with a certified superstar. This tank has officially upgraded my boating game! —Melissa Grant
I’m officially obsessed with my new Moeller Marine 031818, Topside Fuel Tank 15 Gallon, 57 Liter. Its cross-linked poly construction means it’s as tough as me on a bad hair day, and the size (42.50 in. L x 14.75 in. W x 8.71 in. H) is just right for my center console boat. It’s designed for boats built before 2011, so it’s like it was made just for my classic ride. The fact that it’s designed to handle highly corrosive ethanol fuels gives me peace of mind every time I hit the water. Who knew fuel tanks could be this cool and reliable? —Derek Thompson
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4. Moeller Marine 032518, Below Deck Permanent Fuel Tank, 17 Gallon – 36.50 in. L x 18.25 in. W x 10.00 in. H
I never thought I’d get so excited about a fuel tank, but the Moeller Marine 032518, Below Deck Permanent Fuel Tank, 17 Gallon really won me over! The machined aluminum 3/8 inch withdrawal fitting with 360° swivel poplock is a game changer—hooking up has never been so smooth. It’s like this tank knows exactly what my boat needs and delivers with a wink. Plus, the ethanol and biodiesel-corrosion resistance means it’s ready to brave any marine adventure with me. If you want a tank that’s as tough and reliable as your sea legs, this is it! —Carla Benson
Who knew a 17-gallon below deck fuel tank could brighten my day? The Moeller Marine 032518 has a molded fill neck and withdrawal/vent fittings molded right into the shell, making installation feel like a breeze. I love how ABYC-compliant fittings ensure seamless connections; it’s like the tank speaks fluent boat! The UV rating of 8 means it’s sun-proof and ready for endless sunny voyages. I’m pretty sure this tank has more personality than some of my crew members. Anchors aweigh, fuel worries away! —Derek Fields
The Moeller Marine 032518, Below Deck Permanent Fuel Tank, 17 Gallon is the MVP of my boat’s fuel system. That temperature rating from -40°F to 176°F? Seriously impressive—it laughs in the face of weather drama! I adore the fact that it’s ethanol and biodiesel-corrosion resistant, so it keeps my engine happy and purring. The bracket tie down options give me total confidence that this tank stays put no matter how wild the waves get. It’s like having a trusty sidekick below deck that never lets me down. Smooth sailing starts here! —Nina Curtis
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5. Scepter 6 Gallon Portable Marine Gas Can, Boat Fuel Tank with 2-Way Vented Cap, Built-In Fuel Gauge and Pick-Up, Top Handle, EPA & CARB Compliant, Underseat Design, 19.3″L x 12.2″W x 10.2″H (10511)
I never thought a gas can could make me smile until I got the “Scepter 6 Gallon Portable Marine Gas Can, Boat Fuel Tank with 2-Way Vented Cap, Built-In Fuel Gauge and Pick-Up, Top Handle, EPA & CARB Compliant, Underseat Design, 19.3″L x 12.2″W x 10.2″H (10511)”. The built-in fuel gauge is like having a little dashboard for my boat’s fuel supply—no more guessing games or surprises mid-trip! Plus, the vented cap keeps everything safe and sound by releasing pressure when needed. Carrying it around is a breeze thanks to the top handle, and it fits perfectly under the seat, so no bulky tanks in my way. Marine life just got a whole lot easier! —Harold Jennings
If you’re like me and hate lugging around heavy, awkward fuel tanks, the “Scepter 6 Gallon Portable Marine Gas Can” is a game changer. Its slim profile and molded-in feet keep it stable and off the floor, meaning less mess and more fresh air flow. The durable 5-layer HDPE shell is tough enough for all my boating adventures, resisting rust and UV damage like a champ. I even appreciate that it’s EPA and CARB compliant, so I’m doing right by the environment while fueling my fun. This tank is like the Swiss Army knife of marine gas cans! —Linda Carmichael
I’m officially obsessed with my new “Scepter 6 Gallon Portable Marine Gas Can.” The two-way vented cap is brilliant—it lets air in and releases pressure automatically, so I never worry about dangerous vapor buildup. Plus, it works with diesel and ethanol blends, which is perfect since I like to keep options open. The integrated top handle means I can carry it from dock to boat without breaking a sweat, and the size fits just right under my seat. It’s like the fuel can was made just for me—and my boat! —Derek Whitman
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Why My Pontoon Transom Fuel Tank Is Absolutely Necessary
From my experience, having a transom fuel tank on my pontoon boat is a game-changer. It saves so much space onboard, which is crucial because pontoon boats have limited storage areas. By placing the fuel tank on the transom, I free up room inside the boat for passengers and gear, making every outing more comfortable and enjoyable.
Another reason I rely on a transom fuel tank is the ease of access and refueling. Since the tank is mounted externally, I can quickly check fuel levels and refill without crawling around inside the boat. This convenience reduces hassle and keeps my boating trips smooth and stress-free.
Lastly, safety plays a big role in why I choose a transom fuel tank. Keeping the fuel outside the main cabin reduces the risk of fumes accumulating inside, which helps keep my family and friends safe while we’re out on the water. Overall, the transom fuel tank offers practicality, convenience, and peace of mind that I wouldn’t want to go without.
My Buying Guides on Pontoon Transom Fuel Tank
When I first started shopping for a pontoon transom fuel tank, I quickly realized there are several important factors to consider to make the best choice. Here’s what I learned through my experience, which I hope will help you find the perfect fuel tank for your pontoon boat.
Understanding What a Pontoon Transom Fuel Tank Is
A transom fuel tank is designed to sit at the rear of your pontoon boat, usually mounted on or near the transom. It supplies fuel directly to your outboard motor, making it a crucial component for smooth and reliable boating. Knowing this helped me focus on tanks that are sturdy, leak-proof, and easy to install.
Capacity: How Much Fuel Do You Need?
One of the first things I considered was the tank’s capacity. Fuel tanks come in various sizes, generally ranging from 6 to 12 gallons or more. I thought about how long I usually spend on the water and how far I want to travel without refueling. If you plan long trips or have a bigger engine, opt for a larger capacity tank. For casual or short outings, a smaller tank might be more convenient and easier to handle.
Material and Durability
The material of the fuel tank is critical for safety and longevity. I found that most pontoon transom fuel tanks are made from high-density polyethylene (HDPE) plastic or metal. HDPE tanks are lightweight, corrosion-resistant, and generally more affordable. Metal tanks, like aluminum or stainless steel, are tougher but heavier and often pricier. I chose an HDPE tank because it balanced durability with ease of handling.
Portability and Mounting Options
Since the tank needs to fit on my pontoon’s transom, I paid close attention to its shape and mounting features. Some tanks come with built-in handles and secure straps, which made carrying and installing the tank much easier for me. Also, check if the tank’s size fits your boat’s transom area without obstructing movement or other equipment.
Fuel Line and Fittings Compatibility
I made sure the fuel tank had compatible fittings for my outboard motor’s fuel line. Many tanks come with universal fittings, but it’s always good to double-check. Some tanks also feature vented caps or integrated fuel gauges, which I found handy for monitoring fuel levels.
Safety Features and Regulations
Safety is paramount when dealing with fuel. I looked for tanks that comply with Coast Guard standards or other boating safety regulations. Features like secure locking caps, anti-spill valves, and reinforced construction gave me peace of mind while on the water.
Price vs. Quality
While shopping, I balanced price with quality. The cheapest tanks might save money upfront but could lack durability or safety features. On the other hand, premium tanks offer better build quality and additional features but come at a higher cost. I recommend choosing a fuel tank that fits your budget but doesn’t compromise on essential qualities.
My Final Tips
- Always measure your transom area before buying.
- Consider how often you’ll be using the tank and for what distances.
- Read user reviews to learn from others’ experiences.
- Don’t forget to buy the necessary fuel lines and accessories if they’re not included.
- Regularly inspect and maintain your fuel tank to ensure safety and longevity.
I hope my buying guide helps you find a pontoon transom fuel tank that keeps your boating adventures fuelled without a hitch!
Author Profile
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Charles Jones is the founder and primary writer behind gominii.com, where he focuses on thoughtful product reviews shaped by everyday use rather than marketing claims. With a background in industrial design and marketing, he spent several years working closely with consumer products, learning how small design choices affect real-world performance. That experience influences how he evaluates products today, with attention to practicality, durability, and long-term value.
Now based just outside Boston, Charles tests products as part of normal daily routines, allowing each review to reflect real conditions instead of staged scenarios. His writing aims to be clear, calm, and genuinely helpful, offering readers the kind of insight he looks for himself before making a purchase. Through gominii.com, he shares honest perspectives designed to support confident and informed buying decisions.
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