Yamaha - Float Chamber Assembly Carburetor Component 6D8-14180-01-00 / 6D8-14180-02-00. Overview. These float chamber assemblies are the kind of parts that quietly keep your motor running right every time you head out. They regulate fuel inside the carburetor so you're not dealing with flooding, hesitation, or rough idle when you least expect it. After working on plenty of Yamaha rigs, you learn quick that when these wear out, the engine tells you right away. Keep them in good shape, and your motor stays predictable from startup to wide open.. Key Features. Fuel Level Stability - Maintains proper fuel height inside the carburetor for smooth operation.. Consistent Idle Performance - Helps prevent stalling, surging, or uneven idle conditions.. OEM Fitment - Built to Yamaha specifications for proper sealing and direct replacement.. Durable Fuel Exposure Design - Handles constant contact with fuel without breaking down prematurely.. Engine & Boat Compatibility. Designed for Yamaha outboard