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Fuel Filters

      Fuel Filters Product Listings

      • Mercury - Mercruiser 35-816296A-3 Fuel Filter Kit
        $15.99
        $14.99

        Mercury - Mercruiser 35-816296A-3 Fuel Filter Kit Genuine OEM Mercury-Mercruiser part. Application:  15 HP Carb 2 CYL - 0P401000 & Up 15 Carb 2CYL - 1B227000 Through 1B727495 9.9 HP Carb (323 cc) - 0P075166 Through 0P400999 13.5 HP...

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      • Sierra 18-7709 Fuel Filter
        $73.49
        $52.99

        Sierra 18-7709 Fuel Filter Sierra replacement canister fuel filter for Volvo Penta engines. Sierra fuel filters are designed to meet or exceed OEM specifications. An epoxy coated steel canister prevents corrosion inside the canister from reaching your...

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      • Sierra 18-7857-1 Fuel Filter
        $14.49
        $11.49

        Sierra 18-7857-1 Fuel Filter Sierra replacement fuel filter for 3/8" fuel line. Sierra marine engine parts are manufactured to meet or exceed OEM requirements. For 3/8" or 9.5 mm fuel line Micron Rating: 29 Interchangeable with: A.C...

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      • EMP 35-37804 OMC Water Separating Fuel Filter
        $10.66
        $8.88

        EMP 35-37804 OMC Water Separating Fuel Filter This EMP water separating fuel filter is designed as an aftermarket replacement OMC Engine Part. The element features steel end caps for maximum corrosion resistance. This fuel filter has a high efficiency...

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      • Johnson - Evinrude 0397607 Fuel Filter Ay
        $12.90
        $10.75

        Johnson - Evinrude 0397607 Fuel Filter - 4 & 5 HP Genuine OEM Johnson/Evinrude part. Replacement fuel filter for 4 & 5 HP engines. 5/16" fuel filter For 4 & 5 HP Special Order Item.

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      • Quicksilver 8M6013371 Suzuki 15412-92J00 Fuel Filter
        $20.49
        $17.99

        Quicksilver 8M6013371 Suzuki 15412-92J00 Fuel Filter Protect your Suzuki outboard with the Quicksilver 8M6013371 Fuel Filter. Designed to match OEM performance, it effectively removes 99% of fuel contaminants. Compatible with DF115A, DF140A, DF115SS...

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      • Sierra 18-8222 Fuel Filter
        $16.99
        $14.49

        Sierra 18-8222 Mercury Fuel Filter - Replaces 35-8M0157133 Sierra replacement fuel filter for Mercury Marine Outboards. Micron Rating: 74 Interchangeable with: Mercury Marine 35-16248 35-8M0157133

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      • Sierra 18-99202 Aquavue Clear Collection Bowl
        $43.49
        $31.49

        Sierra 18-99202 Aquavue Clear Collection Bowl - 2 Ports The Sierra 18-99202 Aquavue Collection Bowl is a replacement bowl for 230 Series Racor fuel/water separator filters (Sierra parts 18-99196, 18-99200). The clear collection bowl makes it easy to...

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      • Sierra 23-7751 Fuel Filter For Kohler
        $18.99
        $13.99

        Sierra 23-7751 Fuel Filter For Kohler Sierra replacement fuel filter for Kohler generators. Interchangeable with: Kohler 229715 Application: Kohler 4 CCFOZ 4 EFOZ 5 CCOZ 5 EOZ 6.5 EFOZ 8 EOZ

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      • EMP 35-35418 Mercury MerCruiser Inline Fuel Filter
        $47.33
        $39.44

        EMP 35-35418 Mercury MerCruiser Inline Fuel Filter This inline fuel filter is intended for use with Mercury & MerCruiser engines and meets all OEM requirements. Fuel Filter Application: Fits all MPI & EFI engine with boost pump 8.1L & 496...

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      • Mercury 35-8M0000202 Water/Fuel Separating Filter
        $134.99
        $113.49

        Mercury - Mercruiser 35-8M0000202 Water/Fuel Separating Filter Genuine OEM Mercury-Mercruiser part. Application: 860 QC4V - s/n 0M976862 & up 850 SCi - s/n 0M962886 & up 850 SCi - s/n 0M957579 thru 0M962885 850 SCi - s/n 0M952900...

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      • Sierra 18-7717 Fuel Filter
        $13.99
        $10.99

        Fuel Filter Element for Rochester 2 bbl & 4 bbl Carburetors - Special Order est. 10 Days Replaces: Mercury 35-93568 GLM 24810

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      • Sierra 18-7828-1 Fuel Filter
        $7.99
        $6.99

        Sierra 18-7828-1 Fuel Filter Sierra replacement fuel filter. Size: 1/4" or 6.4mm Small Capacity for 1/4" Fuel Line Micron Rating: 40 Interchangeable with: EMP 35-13518 Mallory 9-37950

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      Marine Fuel Filters

      Boat fuel filters are an essential part of your vessel’s marine fuel system. These filters remove dirt, debris, and water from fuel before it reaches the engine, helping prevent clogs, corrosion, and engine performance problems.

      Without proper filtration, contaminants can enter the fuel system and damage sensitive engine components. Regularly replacing marine fuel filters helps maintain smooth engine operation and protects your investment.

      Marine Fuel Water Separators

      Many modern marine fuel filters include a fuel water separator. These systems trap water that enters the fuel tank through condensation or contaminated fuel. Removing water from fuel is critical because water can cause corrosion and poor engine performance.

      Fuel water separators are commonly used with permanent boat fuel tanks and are often installed between the fuel tank and the engine to provide an additional layer of protection.

      Types of Boat Fuel Filters

      Inline Fuel Filters

      Inline marine fuel filters are installed directly within the fuel line and provide basic filtration for small debris and contaminants.

      Spin-On Fuel Water Separators

      Spin-on fuel filters are commonly used in marine applications and combine filtration with water separation. These filters are easy to replace and offer excellent protection for outboards, inboards, and sterndrive engines.

      Why Fuel Filter Maintenance Matters

      Fuel system maintenance is critical for preventing engine trouble on the water. Over time, fuel filters can become clogged with debris or contaminated fuel, restricting fuel flow and reducing engine performance.

      Replacing worn filters helps keep fuel moving freely through boat fuel lines and hoses and ensures clean fuel reaches the engine.

      Shop Marine Fuel Filters at Wholesale Marine

      Wholesale Marine carries a wide selection of reliable boat fuel filters and marine fuel water separators designed to protect your engine and maintain proper fuel delivery. Whether you need a replacement inline filter or a complete fuel water separator system, you’ll find the marine fuel filtration components needed to keep your boat running smoothly.

      Boat Fuel Filter FAQs

      What does a marine fuel filter do?

      A marine fuel filter removes dirt, debris, and water from fuel before it reaches the engine. This helps protect sensitive engine components and ensures reliable performance.

      How often should boat fuel filters be replaced?

      Most marine fuel filters should be inspected each boating season and replaced at least once per year or according to the engine manufacturer’s maintenance schedule.

      What is a fuel water separator?

      A fuel water separator is a type of fuel filter designed to remove water from fuel before it reaches the engine. Water separators are commonly used in marine fuel systems to prevent corrosion and fuel contamination.

      Can a clogged fuel filter cause engine problems?

      Yes. A clogged fuel filter can restrict fuel flow to the engine, causing hard starting, loss of power, sputtering, or stalling.

      Where is a boat fuel filter located?

      Fuel filters are typically installed between the fuel tank and the engine along the fuel line. Many boats use a primary water separating filter near the tank and a secondary filter near the engine.