Description
Mercury 8M0061891 Fuel Line Assembly 8 ft 5/16 in with Primer Bulb
The Mercury 8M0061891 fuel line assembly is designed to maintain optimal fuel flow for compatible marine fuel system applications. This 8-foot, 5/16-inch fuel line includes an integral inline primer bulb, durable low-permeation hose, and connectors for applications using older style twist type disconnects at the engine end and either a bayonet or thread-in fitting on the tank end.
Key Features
- Mercury 8M0061891 fuel line assembly
- 8-foot fuel line with 5/16-inch, 8mm inside diameter
- Includes integral inline primer bulb
- Fits varying applications using older style twist type engine disconnects
- Compatible with bayonet or thread-in tank end fitting applications
- Includes primer bulb, fuel line, and connectors
- Durable, flexible, long-lasting fuel line construction
- Low-permeation fuel line hose
- Gray color helps reduce potential vapor lock on warm days and during sunlight exposure
- Mercury Precision part engineered, tested, and manufactured for fit, function, and performance
Fitment / Product Details
- Brand: Mercury Precision
- Part Number: 8M0061891
- BU Part ID: 8M0061891
- Product Type: Fuel line assembly
- Application: Fits varying applications using older style twist type disconnects at the engine end and either a bayonet or thread-in fitting on the tank end
- Engine Type: Applications using older style twist type fuel disconnects
- Horsepower Range: Verify by fuel line size, engine end disconnect style, and tank end fitting style
- Fuel Line Length: 8 ft
- Fuel Line Inside Diameter: 5/16 in / 8mm
- Engine End Connection: Older style twist type disconnect
- Tank End Connection: Bayonet or thread-in fitting
- Color: Gray
- UPC: 745061878594
- Country of Origin: US
- Package Dimensions: 11.9 in L x 7.5 in W x 3.35 in H
- Package Weight: 1.245 lb
- Confirm fit by matching Mercury part number 8M0061891, fuel line inside diameter, engine disconnect style, tank fitting style, and fuel system requirements before ordering.
Why You Should Buy
- Helps maintain consistent fuel flow to compatible engines
- Integrated primer bulb supports convenient fuel priming
- Low-permeation hose is built for long-lasting fuel system performance
- Gray hose design helps reduce the potential for vapor lock in warm conditions
- Includes the key components needed for compatible fuel line replacement applications
- Designed by Mercury Precision for reliable fit, function, and performance
Common Applications
- Marine fuel line replacement
- Fuel system service using an 8-foot 5/16-inch fuel line
- Applications requiring Mercury 8M0061891 fuel line assembly
- Applications with older style twist type disconnects at the engine end
- Fuel tank setups using bayonet or thread-in fittings
FAQ
- What is Mercury 8M0061891 used for? Mercury 8M0061891 is an 8-foot fuel line assembly used to help maintain fuel flow in compatible marine fuel system applications.
- What size is the fuel line? This assembly uses a 5/16-inch, 8mm inside diameter fuel line.
- Does it include a primer bulb? Yes. This fuel line assembly includes an integral inline primer bulb.
- What fittings does this fuel line work with? It fits varying applications using older style twist type disconnects at the engine end and either a bayonet or thread-in fitting on the tank end.
- What engine horsepower range does it fit? A specific horsepower range was not provided. Confirm fit by matching the fuel line size, engine end disconnect style, tank end fitting style, and fuel system requirements.
- What engine type does it fit? The provided application is based on fuel connection style, specifically older style twist type disconnects at the engine end.
- What is included? This assembly includes the fuel line, inline primer bulb, and connectors.
- What is the UPC? The UPC is 745061878594.


