Best 6 Gallon Boat Gas Tanks in 2026

Part Manufacturer: Moeller; Series: Ultra 6; Part Number: 620049LP; UPC: 739729012116

Material: Polyethylene; Color: Red

Capacity: 24.6 L (6 Gallons)

One of the best fuel tanks available in the industry with a 3-year limited warranty. The 6.0 gallon Dura-Tank self-sealing fuel connector, auto one-way venting, excess fuel line storage, and a built-in fuel cap retainer. Designed to withstand alchohol extended fuels.

For use on outboards up to 150hp with 3/8" hose assembly (not included)

Dimensions of tank are 18.5" x 11.5" x 11.5"

Automotive-grade, multi-layer construction withstands the pressure build-up associated with closed fuel systems

Cap with built-in vacuum valve means no need for manual venting

Meets EPA and CARB (California Air Resources Board) regulations

Perfect companion for Boating

High quality with low price

Durable and easy-to-read gauge

Automotive-grade, multi-layer construction withstands the pressure build-up associated with closed fuel systems

Cap with built-in vacuum valve means no need for manual venting

Meets EPA and CARB (California Air Resources Board) regulations

Automotive-grade, multi-layer construction withstands the pressure build-up associated with closed fuel systems

Cap with built-in vacuum valve means no need for manual venting

Compatible with ¼-inch NPT fuel fittings

Automotive-grade, multi-layer construction withstands the pressure build-up associated with closed fuel systems

Cap with built-in vacuum valve means no need for manual venting

Meets EPA and CARB (California Air Resources Board) regulations

[Fuel Up with Ease]: Depend on the BISupply Boat Gas Tank 6 Gallon Boat Fuel Tank to refill your boat without stress or mess; Outboard fuel tank package includes (1) 24L tank and (1) hose for your convenience

[Built to Last]: No need to worry about this boat gas tank 6 gallon portable gas tank leaking fumes and losing gasoline before you get to the water; Marine gas tank is constructed of durable P.E. plastic to ensure maximum durability for repeated, extended use

[Easy to Fill]: Portable boat gas tank features a fine mesh input spout so you can fill this portable marine fuel tank without worrying about gunk and grime getting in the gasoline; Gas tank boat container includes an indicator to show when the tank is full or empty

Compatible with Ethanol blended fuels- Engineered low permeation material which prevents fuel evaporation.

Easy Installation with barbed fitting for 5/16 inches (Internal Diameter).

Built with durable materials for marine environment.

Integral, top tank carry handle

Diurnal cap and fuel demand valve included

Integral fuel gauge

Holds tanks securely in place

Package Dimensions: 1.778 H x 21.59 L x 9.144 W (centimetres)

Package Weight: 0.05 pounds

The 3-gallon marine fuel tank is made of high-density polyethylene, which is anti-aging, impact-resistant and corrosion-resistant. It can bounce back naturally after an impact without permanent deformation.

12 Litre (3 Gallon) capacity most people call this a 12lt tank but its only 11.3LT Screw-on cap with breather vent.Standard nozzle: outboard motor(above 6HP)interface from the back holes.

Two Modes of Sealing and Venting-There are two designs of fuel tank cap, which can be sealed or vented, and the metal nut can be vented and safe to use(High-quality spring designed for deflation, Unscrew the yellow metal nut to release the air in the fuel tank. Tighten the yellow metal nut and the oil tank is airtight), which helps to form a smooth fuel flow, thereby minimizing leakage.

Automatic vacuum valve ensures proper fuel flow and eliminates the need for manual vent

Portable Fuel Tank is designed for use in all Marine and non-marine small engine applications and will provide years of leak-free performance

Low permeation tank virtually eliminates fuel evaporation and fuel loss

Compatible With: For Small/Large Boats, Inflatables, Canoes And Kayaks

Design: The Fuel Tank Adopts Seamless Integrated Polyethylene Fuel Tank Shell Structure, Features advanced styling and a highly functional design

Features: There is a nut with its own air exhaust, which can minimize leakage, There is also a filter in the fuel tank to filter out debris

Meets USCG / ABYC / EPA requirements

Ergonomic carrying handles located on each end

Wider, deeper grooves allow secure tie down

Compatible With: For Small/Large Boats, Inflatables, Canoes And Kayaks

Design: The Fuel Tank Adopts Seamless Integrated Polyethylene Fuel Tank Shell Structure, Features advanced styling and a highly functional design

Features: There is a nut with its own air exhaust, which can minimize leakage, There is also a filter in the fuel tank to filter out debris

【High Quality Marine Fuel Tank】This plastic stable fuel tank is made of durable, light ,high density polyethylene(will not chip, crack or rust),easy to carry, easy to store, safe and strong, suitable for gasoline.

【 Large Capacity 】Boat Fuel Tank have 3 gallon (12 L) and 6.3 Gallon (24L)，diameter of tank opening is 1-1/2", this is an outboard fuel tank that can be used for the outboard engines of Yamaha.

【Two Designs of the Fuel Tank Cover】The fuel tank cover can be sealed and deflated, screw cap with vent on top, including fuel collection pipe and 1/4" NPT internal threaded fuel tank accessories, molded handle on top of fuel tank.

Automatic vacuum valve

1/4" NPT thread to fit standard tank fittings

Designed to accommodate a strap and stack

Boat Fuel Tank Large Capacity -- 6 gallon (24 L), diameter of tank opening is 1-1/2", size:11.8” (L) *18.1” (W)*9.84” (H), this is an outboard fuel tank that can be used for the outboard engines.

High quality material -- marine fuel tank, made of durable, light, high density polyethylene (will not chip, crack or rust), easy to carry, easy to store, safe and strong, suitable for gasoline.

The fuel tank cover has two designs -- which can be sealed and deflated, making it safer to use. Screw cap with vent on top, including fuel collection pipe and 1/4" NPT internal threaded fuel tank accessories, molded handle on top of fuel tank.

※ 12L 3 Gallon Gas Fule Tank Suitable for Motor fuera de borda with Marine fule line connector hose

※ Made of UV resistant stable plastic (polyethylene),Light weight,easy to carry,safe and durable

※ Capacity： 3 gallons；Most people would say it's a 12 liter gas tank, but it's only suitable for 11.3 liters.

Industy's first all in one fuel tank combo package

EPA / CARB approved

Applications with 2 prong barb engine fitting: 1998 and up Mercury, All J/E, most Yamaha O/B engines

Fuel Tank Adopts Seamless Integrated Polyethylene Fuel Tank Shell Structure, Features advanced styling and a highly functional design,anti-aging,impact resistance,corrosion resistance.

Portable boat fuel tank features a fine mesh input spout to filter out debris so you can fill this portable marine fuel tank without worrying about gunk and grime getting in the gasoline.

The metal nut can be vented and safe to use,which can be sealed or vented,high-quality spring designed for deflation, Unscrew the yellow metal nut to release the air in the fuel tank. Tighten the yellow metal nut and the oil tank is airtight, which helps to form a smooth fuel flow, thereby minimizing leakage.

【Large Capacity 】- 30 gallon large capacity fuel storage space design, enough fuel for a variety of purposes. Perfect for fueling your car, lawnmower, ATV, boat, motorcycle.

【Sturdy & Safety】- The design of anti-static grounding clamp,it can prevent accidental static discharges and eliminate static electricity.Protect your safety.

【 2 Way Rotary Pump】- Easily dispense or siphon fuel, making pumping and refilling more efficient.convenient and waste free.

Outboard external fuel tank is anti-static, anti-aging, corrosion-resistant red plastic fuel tank. The fuel tank with fuel to ensure clean fuel, traveling thousands of miles worries.

Features: Lightweight and portable, never rust, durable, beautiful, easy to use handle design, easy to place horizontal fuel tank.

Product size(LxWxH)：33*27*46cm(12.99*10.63*18.11inch)

【High Quality Material】Our marine fuel tank is made of high quality material, which is impact-resistant, corrosion-resistant and will not deform.

【Portable Design】Optimize the grip feeling, so that the force is even, the equipped handle is ergonomic, easy to carry and store.

【Large Capacity】Size: 12.99*10.63*18.11inch; Capacity: 6 gallons (24 liters). You can put it in your trunk, garage, etc. for easy transport and movement.

【PREMIUM MATERIAL】 Our boat fuel tank is made of high-density polyethylene as the base material and anti-static additives, featuring in anti-ultraviolet, anti-aging, impact resistance, corrosion resistance and acid resistance. It can rebound naturally without permanent deformation. In addition, no electric spark will be generated during friction and impact to cause explosion.

【PORTABLE DESIGN】 The three-dimensional texture surface not only increases the aesthetics of the gas can, but also optimizes the feeling of holding a hand, making the force is even and the hand is not restrained. Equipped with an I-shaped lifting handle, which is more ergonomic, convenient and fast, easy to carry and store.

【BUILT TO LAST】 No need to worry about this boat gas tank 6 gallon portable gas tank leaking fumes and losing gasoline before you get to the water; Marine gas tank is constructed of durable P.E. plastic to ensure maximum durability for repeated, extended use.