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Fuel Tanks & Systems

      Product Listing

      • Mercury 35-18458T-3 Fuel Filter Kit Thumbnail Image
        $40.19
        $33.49

        Mercury 18458T3 Fuel Filter for V-6 EFI Outboards 1995-Prior The Mercury 18458T3 fuel filter kit is for 1995 and prior Mercury and Mariner V6 2-stroke EFI outboards. It includes a screw-on water separating fuel filter that Filters water and...

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      • Sierra 18-99196 Racor Fuel Filter/Water Separator 2 Micron
        $33.99
        $24.49

        Sierra 18-99196 Racor Fuel/Water Separator Canister Filter - 2 Micron The Sierra 18-99196 Racor Fuel/Water Separator Filter is a 2 Micron filter that meets OEM specifications for removal of emulsified water. This filter features fast and simple element...

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      • Marinco Stainless Steel Day/Night Solar Vent
        $311.49
        $214.99

        Marinco Stainless Steel Day/Night Solar Vent The Marinco Stainless Steel Solar Vent is used to circulate fresh air into the boat cabin, eliminating mold, mildew, and musty air. These vents are equipped with a built-in replaceable battery. The solar...

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      • Moeller Marine Male Barb Connector for Suzuki Engines
        $13.99
        $11.99

        Moeller Marine 033463-10 Male Barb Connector for Suzuki Engines Tank fiting threads into fuel withdraw on tank Chrome Plated Brass Male Barb 1/4" NPT For use on Suzuki Engine size to 75HP Connects to Moeller Part # moe-033488-10  

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      • Whitecap Industries Flush Fuel Vent - 90°
        $67.99
        $60.49

        Whitecap Industries Flush Fuel Vent - 90° Features: 316 S.S. Round Head  90° Flush Fuel Vent w/Shield  Hose Size: 5/8"  Hole Size: 1-9/16"

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      • Gen3 Marine Stainless Steel Fuel Deck Fill w/ Key
        $33.99
        $30.99

        Gen3 Marine Stainless Steel Fuel Deck Fill w/ Key Gen3 Marine Fuel Deck Fills are constructed of corrosion-resistant 316 stainless steel that's durable and long-lasting. The slotted cap of this deck fill requires a key to open for added security. The...

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      • Sierra 18-7953 Fuel Filter
        $16.99
        $12.49

        Sierra 18-7953 Fuel Filter Sierra replacement fuel filter for Johnson/Evinrude and Suzuki Outboards. Sierra fuel filters are designed to meet or exceed OEM specifications. Interchangeable with: Johnson/Evinrude Outboard 5035974 Suzuki...

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      • Sierra 18-99194 Racor Fuel/Water Separator Filter 2 Micron
        $25.49
        $18.49

        Sierra 18-99194 Racor Fuel/Water Separator Canister Filter - 2 Micron The Sierra 18-99194 Racor Fuel/Water Separator Filter is a 2 Micron filter that meets OEM specifications for removal of emulsified water. This filter features fast and simple element...

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      • Quicksilver 8M0157620 Fuel Filter Thumbnail Image
        $35.99
        $29.99

        Mercury - Mercruiser 8M0157620 Fuel Filter Genuine OEM Mercury-Mercruiser part. New design to be smaller to better fit the hand , the internal holding capacity of this filter is as great as our standard filter. Anew o-ring for the water sensor is...

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      • Perko Replacement Locking Gas Cap
        $64.99
        $47.99

        Fuel System Locking Cap for 1-1/2" Non-Vented Fills. Black Plastic with Gasket Built in Lock Cylinder Fits PERKO Fills 0520, 0527, 0528, 0557, 0599 and 1270

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      • Sierra 18-8016EP-1 EPA Fuel Line Assembly-Mercury Replaces 32-8M0044839
        $80.49
        $57.99

        Sierra 18-8016EP-2 EPA Fuel Line Assembly - Mercury Premium rubber fuel line: polyester braid, weather resistant CPE cover, flexible THV barrier layer. Sierra fuel hoses are the best on the market - they resist kinking and are easy to clamp. Fuel...

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      • Whitecap Industries Flush Fuel Vent - Straight
        $62.99
        $55.99

        Whitecap Industries Flush Fuel Vent - Straight Features: 316 S.S. Round Head  Straight Flush Fuel Vent w/Shield  Hose Size: 5/8"  Hole Size: 1-9/16"

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      • Moeller Marine Female Barb Connector, Nissan & Tohatsu
        $26.99
        $21.99

        Moeller Marine 033451-10 Female Barb Connector, Nissan & Tohatsu Female Barb Chrome Plated Brass 3/8" Moeller Fuel line connector Attaches to the fuel hose on the tank side or engine side For use with  90hp Nissan & Tohatsu engines...

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      Boat Fuel Tanks & Marine Fuel System Components

      Your boat’s fuel system includes several components working together to safely store fuel and deliver it to the engine. From the fuel tank to the fuel line and filtration system, each part plays an important role in maintaining reliable engine performance and preventing contamination or fuel delivery problems.

      Wholesale Marine carries a wide selection of marine fuel system parts designed for both inboard and outboard engines. Whether you are replacing worn components or upgrading your setup, you’ll find dependable solutions for fuel storage, delivery, and monitoring.

      Boat Fuel Tanks

      The fuel tank is the foundation of your boat’s fuel system. Many vessels rely on permanent boat fuel tanks installed below deck, while smaller boats and portable outboard setups often use portable boat fuel tanks. Choosing the correct tank size and material helps ensure safe fuel storage and dependable fuel delivery.

      Fuel Lines, Primer Bulbs & Fuel Delivery Components

      Fuel must travel from the tank to the engine through properly rated hoses and connectors. Boat fuel lines and hoses carry fuel safely while resisting ethanol damage, UV exposure, and vibration. Many systems also include a boat primer bulb to help prime the fuel line and ensure proper fuel flow before starting the engine.

      Fuel Filters & Fuel System Protection

      Fuel filters help protect your engine by removing debris, water, and other contaminants from fuel before it reaches the engine. Replacing worn or clogged marine fuel filters is an important part of routine boat maintenance and helps prevent costly engine problems.

      Fuel Senders, Deck Fills & Monitoring Components

      Fuel system monitoring components help you track fuel levels and maintain safe operation. Boat fuel sending units and gauges provide accurate readings of fuel levels inside your tank. Secure deck fills and gas caps help protect your tank from water intrusion and contamination during refueling.

      Fuel System Ventilation & Safety

      Proper ventilation helps prevent dangerous fuel vapor buildup in your engine compartment. Installing reliable bilge blowers and marine ventilation systems helps remove vapors and maintain a safer operating environment for your vessel.

      Complete Fuel System Solutions for Your Boat

      Maintaining your boat’s fuel system helps protect your engine, improve performance, and ensure safe operation on the water. Whether you need a replacement tank, new fuel lines, filters, or monitoring components, Wholesale Marine carries the marine fuel system parts you need to keep your boat running reliably.

      Boat Fuel System FAQs

      What parts make up a boat fuel system?

      A typical boat fuel system includes the fuel tank, fuel lines and hoses, primer bulbs, fuel filters, deck fills, and fuel sending units. These components work together to safely store fuel, deliver it to the engine, and monitor fuel levels during operation.

      How often should boat fuel system components be inspected?

      Boat fuel system components should be inspected at least once per season. Check fuel lines for cracks or stiffness, inspect primer bulbs and connectors for leaks, and replace fuel filters regularly to prevent contamination from reaching the engine.

      What causes water to get into a boat fuel tank?

      Water can enter a fuel tank through damaged deck fill caps, condensation inside the tank, or contaminated fuel. Installing proper fuel filters and keeping seals in good condition can help reduce the risk of water contamination.

      Are portable fuel tanks safe for boats?

      Yes. Portable fuel tanks are commonly used for small boats, inflatables, and auxiliary outboards. When properly secured and connected with marine-rated fuel lines and primer bulbs, they provide safe and reliable fuel storage.

      Why is proper fuel system ventilation important on a boat?

      Proper ventilation removes fuel vapors from the engine compartment and bilge area. Bilge blowers and ventilation systems help prevent dangerous vapor buildup that could lead to fire or explosion.