CARBURETOR FLOAT 14180M REC6E7-14385-00

Function and technical context

The carburetor float is an essential component of the fuel supply system on Mercury and Yamaha outboard engines, responsible for regulating the fuel level within the float chamber. This element works inside the carburetor, controlling the entry and exit of fuel through a valve mechanism that opens or closes depending on the position of the float. Its correct operation is critical to maintain a balanced air-fuel mixture; If the float becomes damaged or loses buoyancy, the engine may experience erratic running problems, excessive fuel consumption, or difficulty starting.

When to replace this part?

The carburetor float can fail due to corrosion, fuel deposit buildup, or loss of buoyancy after several years of use in a marine environment. The most common symptoms include rough engine running, difficulty starting when cold, or fuel leaks around the carburetor. It is recommended to check the condition of the buoy during each seasonal maintenance, especially on engines with more than three years in service or on boats that operate in salt waters. Preventively replacing this part prevents unpredictable performance problems and costly repairs to the entire carburetor.

Compatible Mercury Mariner Engines

Equivalent manufacturer part numbers