Yamaha - Carburetor Assembly 2 Fuel System Component 6L3-14302-01-00. Overview. When a motor isn't idling right or feels off through the throttle, the carburetor is usually the first place I check. Over time, they wear out or get clogged, and no amount of cleaning fully brings them back. Dropping in a fresh Yamaha carburetor like this gets everything running clean again-steady idle, smooth acceleration, and no guessing. It's a straightforward fix that makes the engine feel dependable again.. Key Features. Consistent Fuel Metering - Delivers balanced fuel flow for smooth performance across all throttle ranges.. Pre-Calibrated Assembly - Built to Yamaha specifications for proper operation 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.. Engin