
If you have a Mercury boat motor, you may be able to replace the fuel cock. There are a number of replacement fuel cock tap switches available for Mercury Mariner Outboard Engines. These are available for 4HP, 5HP and 6HP engines.
| Characteristics | Values |
|---|---|
| Compatibility | Mercury Mariner Outboard Engine 4HP 5HP |
| Compatibility | Mercury Mariner 2 2.5 3.5 4 5 6 HP |
| Compatibility | Tohatsu Nissan MFS NSF 4 5 HP Outboard Motors 3R1-03200-1 853720T25 803522T03 |
| Compatibility | Nissan Tohatsu Mercury 3.5HP 4HP 5HP 6HP Outboard MF3.5 MFS4 MFS5 NFS4 4 Stroke |
| Incompatibility | Yamaha and its OEM old version Mariner Outboard Motor |
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What You'll Learn
- The OVERSEE 22-815045 Fuel Cock Switch is a replacement for Mercury Outboard Motors
- The RANSOTO Boat Motor Carburetor is compatible with Nissan Tohatsu Mercury 3.5HP-6HP Outboard Motors
- The JLM MARINE 3R1032001 Carburetor is compatible with Mercury Mariner 2-6 HP Outboard Motors
- The X AUTOHAUX 3pcs Marine Boat Engine Fuel Line Connector Fittings are for Yamaha Outboard Motors
- The Five Oceans 3/8-Inch Barb Female Fuel Line Quick Connector is for Yamaha/Mercury Outboard Connections

The OVERSEE 22-815045 Fuel Cock Switch is a replacement for Mercury Outboard Motors
Yes, you can replace a mercury boat motor fuel cock. The OVERSEE 22-815045 Fuel Cock Switch is a replacement for Mercury Outboard Motors. It is suitable for 2-stroke 4HP and 5HP engines. It is not suitable for Yamaha and its OEM old version Mariner Outboard Motor. The fuel connector diameter is 6mm.
The OVERSEE 22-815045 Fuel Cock Switch is available on Amazon for $2200. It has a 5-star rating and positive reviews. It is a direct replacement for the following OEM part numbers: 5HP 0R411838 & Up Cowling, Bottom; 5HP 0R560794 & Up Cowling, Bottom; 4HP 0R411838 & Up Cowling, Bottom; 6HP 0R411838 & Up Cowling, Bottom; 5HP 0P401000 THRU 0R411837 Integral Fuel Tank, 4 Horsepower; 4HP 0P401000 THRU 0R411837 Integral Fuel Tank, 4 Horsepower; 6HP 0R067090 THRU 0R411837 Integral Fuel Tank, 4 Horsepower; 4HP 0R067090 THRU 0R411837 Integral Fuel Tank, 4 Horsepower; 5HP 0R067090 THRU 0R411837 Integral Fuel Tank, 4 Horsepower; 6HP 0P401000 THRU 0R411837 Integral Fuel Tank, 4 Horsepower.
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The RANSOTO Boat Motor Carburetor is compatible with Nissan Tohatsu Mercury 3.5HP-6HP Outboard Motors
Yes, you can replace a mercury boat motor fuel cock. The RANSOTO Boat Motor Carburetor is compatible with Nissan Tohatsu Mercury 3.5HP-6HP Outboard Motors. It is also compatible with the 4HP and 5HP 2-stroke Mercury Mariner Outboard Engine. The RANSOTO Boat Motor Carburetor is a direct replacement for the 3R1-03200-1 carburetor. It is designed to fit the Nissan Tohatsu Mercury 3.5HP, 4HP, 5HP, and 6HP 4-stroke outboard motors. The product comes with a warranty and is available on Amazon.
The RANSOTO Boat Motor Carburetor is a high-quality product that ensures reliable performance and efficient fuel delivery for your boat motor. It is a direct-fit replacement, which means it is designed to bolt directly in place of the original carburetor without any modifications needed. This makes the installation process straightforward and convenient for boat owners and mechanics alike.
This carburetor is engineered to meet or exceed the original equipment specifications, ensuring optimal performance and fuel efficiency. It is crafted from durable materials to withstand the demanding conditions of marine environments. The precise calibration of the carburetor ensures a smooth and responsive throttle response, enhancing the overall performance of your boat.
In addition to the RANSOTO Boat Motor Carburetor, there are other options available on the market that are compatible with the Nissan Tohatsu Mercury outboard motors. These include the JLM MARINE 3R1032001 Carburetor, the DICMIC Boat Motor Carburetor, and the KIPA Carburetor. Each of these products offers similar compatibility and performance enhancements for your boat motor.
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$44.78 $49.75

The JLM MARINE 3R1032001 Carburetor is compatible with Mercury Mariner 2-6 HP Outboard Motors
Yes, you can replace a mercury boat motor fuel cock. For example, the OVERSEE 22-815045 Fuel Cock Switch is a replacement for 4HP 5HP 2-Stroke Mercury and Mariner Outboard Motors.
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The X AUTOHAUX 3pcs Marine Boat Engine Fuel Line Connector Fittings are for Yamaha Outboard Motors
Yes, you can replace a mercury boat motor fuel cock. There are a number of replacement fuel cocks available for Mercury outboard motors, including the 22-815045 Fuel Cock Tap Switch, which is suitable for 4HP and 5HP 2-stroke engines.
The X AUTOHAUX 3pcs Marine Boat Engine Fuel Line Connector Fittings are designed for Yamaha outboard motors. They are not suitable for Mercury outboard motors. The fittings are 6mm female and male fuel pipe joint comp fittings, which are used for fuel feed. They are made with durable, waterproof and sun-light resistant materials. The product has an OE number of 6Y1-24305-06-00/6Y1-24305-05-00/6Y1-24305-04 for the fuel line connection tank side, and 6G1-24304-02-00/6G1-24304-01/6G1-24304-10-00 for the engine side. The connect size is 6mm, not 3/8", and it fits outboard models with a 6mm (1/4") fuel line.
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The Five Oceans 3/8-Inch Barb Female Fuel Line Quick Connector is for Yamaha/Mercury Outboard Connections
Yes, you can replace a mercury boat motor fuel cock. There are a number of replacement fuel cocks available for Mercury Mariner Outboard Engines, including the OVERSEE 22-815045 Fuel Cock Switch, the Boat Motor 22-878387 Fuel Cock Tap Switch, and the JLM MARINE 3R1032001 Carburetor.
The Five Oceans 3/8-Inch Barb Female Fuel Line Quick Connector is a replacement part for Yamaha/Mercury Outboard Connections and Mercury Fuel Tank Side. It is designed for use with boats and is compatible with Yamaha/Mercury outboards and the fuel tank side. The connector is made from marine-grade material and is weather and UV resistant. It is easy to install, with a barbed fitting for a 3/8-inch internal diameter fuel hose. It is recommended that you replace older fuel lines and primer bulbs when you replace the connector to restore the connection and eliminate the dangers of a leaky connection.
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Frequently asked questions
Yes, you can replace a Mercury boat motor fuel cock.
A fuel cock is a tap switch for a marine outboard engine.
The fuel cock is suitable for 4HP, 5HP and 6HP.
The fuel connector diameter is 6mm.
No, the fuel cock will not fit a Yamaha outboard motor or its OEM old version Mariner Outboard Motor.











































