Yamaha - Carburetor Assembly 2 Fuel System Component 6L2-14302-11-00. Overview. When a motor starts idling rough or hesitating on throttle, the carburetor is usually the first place I check. Over time, internal passages get worn or clogged, and cleaning only goes so far. Swapping in a fresh Yamaha carburetor like this brings everything back to smooth, reliable operation. It's one of those fixes that makes the engine feel right again the moment you fire it up.. Key Features. Consistent Fuel Delivery - Provides steady fuel flow for smooth operation across all throttle ranges.. Pre-Calibrated Assembly - Built to Yamaha specifications for proper performance right out of the box.. Durable Internal Components - Designed to handle fuel exposure and long-term marine use.. Factory-Spec Fitment - Ensures proper alignment and seamless integration with Yamaha engines.. Restores Engine Performance - Helps eliminate rough idle, hesitation, and uneven running.. Engine & Boat Compatibility. Designed f