Yamaha - Float Chamber Assembly Carburetor Fuel Control Component 6FM-14180-00-00. Overview. The Yamaha Float Chamber Assembly 6FM-14180-00-00 is where fuel control really happens inside the carburetor. When this setup starts having issues, you'll notice it fast-flooding, rough idle, or inconsistent throttle response. It holds and regulates fuel before it's delivered into the engine, so everything depends on it staying sealed and working smoothly. If you're rebuilding a carb or chasing fuel problems, replacing the full assembly can save a lot of guesswork.. Key Features. • Complete Fuel Regulation Assembly - Manages fuel level and flow within the carburetor for stable performance.. • OEM Fit Precision - Built to Yamaha specifications for proper alignment and sealing.. • Consistent Engine Operation - Helps eliminate flooding, hesitation, and uneven running.. • Durable Fuel-Resistant Build - Designed to handle constant fuel exposure and engine heat.. Compatibility. Compatible with select