An outboard fuel line is an essential component for delivering fuel from the boat's fuel tank to the outboard motor. It consists of a fuel hose, primer bulb, and connectors that ensure a secure and leakproof connection between the fuel tank and the engine. Designed for durability in marine environments, marine-grade fuel lines are resistant to UV rays, weather, and ethanol-blended fuels.
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1-2 weeks delivery time The Talamex Boat Fuel Line with Primer Bulb is a 2-meter long fuel line with a built-in pump ball for easy priming. Made from reinforced material to prevent hardening, it remains flexible in all climates and meets USCG TYPE B2 and SAE J1527 TYPE B2 safety standards. Available in Ø 8mm (5/16") and Ø 9.5mm (3/8").
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$ 25.77
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1-2 weeks delivery time The Talamex EPA LOW Heavy Duty Boat Fuel Line with Primer Bulb is a 2-meter long, premium-quality fuel line with a Ø 9.5mm (3/8'') diameter. It features a durable pump ball for easy fuel priming and complies with USCG TYPE B1-15, ISO 8469 CLASS 1, and SAE J1527 TYPE R4 standards for safe fuel transfer.
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$ 41.31
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1-2 weeks delivery time The Nuova Rade Fuel Primer Bulb with Hose Ø8mm features a 39mm diameter bulb and a 2-meter long PVC hose, providing efficient and durable fuel system priming. Ideal for marine use, it ensures reliable fuel flow. Product Code: 45386.
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$ 25.91
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1-2 weeks delivery time The Nuova Rade Fuel Primer Bulbs for 8 mm Hose are designed for efficient fuel system priming, available in two sizes: Ø45mm (150mm length) and Ø39mm (130mm length). Built for durability, these bulbs ensure smooth fuel flow in marine environments.
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$ 8.67
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1-2 weeks delivery time The Talamex Boat Fuel Primer Bulbs are designed for efficient fuel priming with petrol hoses. Available in Ø8mm (5/16") and Ø9.5mm (3/8"), they ensure smooth fuel flow and reliable performance.
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$ 10.40
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1-2 weeks delivery time The Talamex EPA LOW Boat Fuel Primer Bulb for Ø9.5 mm (3/8'') hoses is made from durable FKM rubber and meets EPA low perm standards, offering efficient and environmentally-friendly fuel priming for marine use.
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$ 23.35
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1-2 weeks delivery time The Osculati 52.731.90 is a universal fuel line assembly for outboard engines, featuring a 2-meter co-extruded hose with internal polyester mesh reinforcement. With a section of 8×13 mm and pressure resistance up to 15 bar, it includes a high-flow primer bulb compatible with unleaded petrol (including green petrol). Delivered without terminal fittings for custom installation.
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$ 21.42
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1-2 weeks delivery time The Osculati 52.731.91 Universal Outboard Fuel Line is a 3-meter assembly manufactured using a special co-extruded tube with an internal polyester mesh for added durability. With an internal/external section of 8x13 mm, it withstands pressure up to 15 bar. It features a high-performance primer bulb compatible with green petrol. Delivered without terminal fittings, this version offers flexible customization for different outboard fuel system setups.
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$ 24.02
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1-2 weeks delivery time The Osculati 52.731.70 is a 2-meter fuel line assembly designed for OMC and Suzuki outboards up to 140 HP 4-stroke. Featuring a factory-installed connector, co-extruded 8×13 mm hose with polyester mesh, and an integrated high-flow primer bulb, this unit supports pressures up to 15 bar and is compatible with green unleaded petrol. Built for marine reliability and ease of use.
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$ 27.83
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1-2 weeks delivery time The Osculati 52.731.80 is a 3-meter fuel line designed for OMC outboard engines. It features two original-style OMC quick-connect joints, a reinforced 8×13 mm co-extruded hose with polyester mesh rated up to 15 bar, and an integrated high-efficiency primer bulb. This plug-and-play assembly is compatible with green unleaded petrol and ensures secure, long-lasting fuel transfer for marine use.
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$ 35.74
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1-2 weeks delivery time The Osculati 52.731.75 is a 3-meter marine fuel line specifically designed for Mercury outboard engines manufactured up to 1987. Featuring two factory-fitted connectors (male or female), it uses a reinforced co-extruded 8×13 mm hose capable of withstanding pressures up to 15 bar. A high-efficiency primer bulb ensures reliable fuel delivery. Compatible with green unleaded petrol, this assembly provides a ready-to-install solution for legacy outboard systems.
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$ 35.20
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1-2 weeks delivery time The Osculati 52.731.77 is a 2-meter fuel line assembly specifically designed for Yamaha, Mercury, and Mariner outboard engines manufactured after 1987. It features an 8×13 mm co-extruded hose reinforced with a polyester mesh and supports pressures up to 15 bar. Equipped with an enhanced primer bulb and factory-installed engine-side connector, it ensures fast, secure, and efficient fuel delivery. Compatible with green unleaded petrol.
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$ 28.23
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1-2 weeks delivery time The Osculati 52.731.78 is a 3-meter fuel line assembly for Yamaha outboards produced after 1987. It features two factory-fitted Yamaha connectors, a reinforced 8×13 mm co-extruded hose rated to 15 bar, and an integrated high-flow primer bulb. This unit ensures safe and efficient fuel transfer with green unleaded petrol, ideal for modern marine applications.
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$ 36.66
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1-2 weeks delivery time The Osculati 52.731.76 is a 3-meter fuel line assembly for Mercury and Mariner outboards manufactured after 1987. It features two factory-installed Mercury-type connectors, an 8×13 mm co-extruded fuel hose with internal polyester mesh reinforcement, and a high-efficiency primer bulb. Built to withstand up to 15 bar of pressure, this unit is compatible with green unleaded petrol and ensures fast, secure, and maintenance-free installation.
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$ 38.26
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1-2 weeks delivery time The Osculati 52.731.79 is a 3-meter marine fuel line assembly fitted with two Mercury-compatible female connectors for outboard engines manufactured after 1998. Constructed from a high-strength 8×13 mm co-extruded tube reinforced with polyester mesh, it resists pressures up to 15 bar. It includes a high-performance primer bulb and is compatible with unleaded green petrol, offering reliable, ready-to-install fuel transfer performance.
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$ 37.75
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1-2 weeks delivery time The Osculati 52.728.01 is a 2.5-meter universal fuel line for outboard motors, featuring a three-layer hose with fabric reinforcement (8×15.5 mm), ensuring enhanced mechanical strength and fuel compatibility. Equipped with a high-capacity suction pump (model 52.732.01) and supplied without terminal connectors, it allows full customization. Stainless steel clamps ensure secure installation, and the assembly is compatible with E10 unleaded petrol. Sold in a retail blister pack.
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$ 29.36
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1-2 weeks delivery time The Osculati 52.728.10 is a 3.6-meter universal outboard fuel line featuring a high-capacity suction pump (model 52.732.01) and a triple-layer 8×15.5 mm hose with fabric reinforcement for exceptional durability and pressure resistance. Supplied without terminal connectors for full installation flexibility, it includes corrosion-resistant stainless steel clamps and is compatible with E10 unleaded petrol. Delivered in a sealed retail blister pack.
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$ 38.57
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1-2 weeks delivery time The Osculati 52.728.02 is a 2.5-meter fuel line for Yamaha outboard engines, designed for optimal performance and durability. It features a three-layer 8×15.5 mm hose reinforced with internal fabric mesh, a high-flow primer bulb (model 52.732.01), and stainless steel clamps. Fully compatible with E10 petrol and packaged in a sealed blister pack, it’s a reliable, ready-to-install solution for Yamaha marine applications.
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$ 37.83
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1-2 weeks delivery time The Osculati 52.728.03 is a 2.5-meter fuel line assembly for Mercury and Mariner outboards from 1998 onwards. It features a triple-layer 8×15.5 mm hose with fabric reinforcement, a high-flow primer bulb (model 52.732.01), and stainless steel clamps. Fully compatible with E10 petrol, this version is optimized for secure, efficient fuel delivery and comes packaged in a sealed retail blister pack.
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$ 39.99
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1-2 weeks delivery time The Osculati 52.728.04 is a 2.5-meter fuel line assembly designed for Evinrude and Johnson outboards. It includes a high-flow primer bulb (model 52.732.01), triple-layer hose with fabric reinforcement (8×15.5 mm), and stainless steel clamps. Fully compatible with E10 petrol and packed in a retail-ready blister pack, it ensures secure, efficient fuel delivery for reliable engine performance.
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$ 39.16
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What role does the primer bulb play in the outboard fuel line system for starting the engine?
The primer bulb in the outboard fuel line assembly plays a crucial role in preparing the engine for starting. It manually pumps fuel from the fuel tank through the fuel line hose to the marine outboard boat motor, ensuring that fuel reaches the engine before ignition. By creating pressure in the hose line, the primer bulb helps establish a reliable connection between the tank side, fuel connector, and outboard engine, making it easier to start the motor, especially after long periods of inactivity.
To ensure a secure and efficient connection throughout your fuel system, explore our full selection of Fuel Line Connectors, designed for reliable performance on all types of marine engines.
For optimal installation and maintenance, pair your setup with quality components from our Marine Fuel Line range.
What materials are commonly used to construct an outboard fuel hose, and how do they ensure durability in marine environments?
Outboard fuel hoses are commonly made from durable materials like rubber and nylon braid, designed to withstand harsh marine conditions. These materials provide flexibility, UV resistance, and compatibility with ethanol-blended fuels, ensuring long-lasting performance. Features like low permeation fuel lines and marine-grade fittings, such as female fuel line quick connectors, steel hose clamps, and clear fuel lines, contribute to a leakproof and secure connection between the fuel tank and the outboard motor, maintaining fuel efficiency in marine environments.
For a reliable connection, explore our Evinrude Fuel Line Connector, designed for seamless integration with your outboard fuel system.
How do fittings like barb female fuel line quick connectors ensure a leakproof connection between the fuel hose and outboard motor?
Fittings like barb female fuel line quick connectors ensure a leakproof connection between the fuel hose and outboard motor by providing a tight, secure fit that prevents fuel from escaping. The barbed design grips the inside of the marine fuel hose, while the quick connector allows for fast and efficient connection to outboard motors, such as those on the Mercury fuel tank side. These connectors are compatible with various fuel line assemblies and help maintain proper fuel flow even in harsh marine conditions, ensuring reliability and durability.
For Yamaha outboard motors, check out our Yamaha Fuel Line Connector, designed for a secure and seamless fuel line connection.