Fuel Parts & Accessories

Marine & RV Fuel Parts: Keeping Your Engine Running Clean and Strong

A reliable fuel system is the heartbeat of any boat or RV. Whether you're heading offshore for a weekend fishing trip, cruising inland waterways, or taking the RV out for a long highway stretch, every component between your fuel tank and your engine plays a critical role in performance, safety, and dependability. The Fuel Parts & Accessories category covers the full spectrum of components that make up a complete marine or RV fuel system — from tanks, fittings, and connectors to filters, separators, senders, and transfer pumps.

Why Fuel System Components Matter

Marine and RV fuel systems face conditions that automotive systems rarely encounter: saltwater corrosion, extended storage periods, ethanol-blended fuels, temperature extremes, and the constant vibration of rough water or open roads. A weakened fuel line, a faulty sender, or a clogged filter can leave you stranded far from the dock or a service station. That's why choosing purpose-built, properly rated components isn't just a matter of performance — it's a matter of safety.

Key items to consider when building or servicing a marine or RV fuel system include fuel tanks sized and certified for your installation type, fuel/water separator filters to protect against contamination, fuel line assemblies rated for ethanol-blended fuels, anti-siphon valves for fire safety compliance, and accurate fuel senders and gauges. Each component must be compatible with your engine type, fuel type (gasoline or diesel), and applicable standards such as ABYC, EPA, and CARB regulations.

Top Brands in Marine & RV Fuel Parts

Moeller Marine is widely regarded as the industry benchmark for marine fuel system design. For more than 25 years, Moeller Marine Products has been the industry standard in fuel system design and construction, supplying components to boat builders across virtually every segment of the market. Their product line covers everything from rotationally molded polyethylene tanks to fuel connectors, valves, pick-up assemblies, fuel senders, and water separator/filters — all engineered to stand up to ethanol-blended fuels and prolonged marine exposure.

Racor, a division of Parker Hannifin, has spent over 40 years earning its reputation as the go-to name in marine fuel filtration. Racor fuel filters are designed to keep marine engines running on clean, dry fuel by capturing fine particulates and separating water before it reaches sensitive injection components or carburetors. Their Turbine Series and Spin-on Series cover diesel and gasoline applications across recreational and commercial vessels, meeting rigorous ISO/TS16949 quality standards.

Scepter brings more than 70 years of innovation to portable and permanent marine fuel containment. Trusted by major OEM manufacturers including Yamaha, Honda, Suzuki, and BRP, Scepter's tanks and accessories are molded from UV-stabilized high-density polyethylene and meet ABYC, EPA, and CARB standards. Their lineup spans portable tanks, jerry cans, primer bulbs, fuel line assemblies, and a wide range of fittings and connectors.

What to Look for When Shopping Fuel Parts & Accessories

• Material compatibility: Ensure all components are rated for ethanol-blended fuels (E10 or higher where applicable).
• Regulatory compliance: Look for EPA, CARB, and ABYC certifications, especially for tanks and anti-siphon valves.
• Fuel type: Gasoline and diesel systems often require different filter media, hose materials, and fittings — don't mix components.
• Flow rate & capacity: Match tank size and filter flow rates to your engine's demands to avoid fuel starvation under load.
• Installation type: Portable, topside, and below-deck applications have different venting, fitting, and mounting requirements.

Whether you're replacing a worn fitting, upgrading your filtration system, or outfitting a new build from scratch, investing in quality fuel parts keeps your engine protected and your time on the water or road worry-free.