Ruixing Carburetor Diagram Repack | 500+ Complete |

| Part Number | Name | Function | | :--- | :--- | :--- | | | Throttle Slide (Piston) | Moves up/down to control airflow via throttle cable. | | #2 | Needle Jet (Jet Needle) | Attaches to the slide; tapers to control fuel flow at mid-throttle. | | #3 | Diaphragm | Rubber membrane under the top cap; uses vacuum to lift the slide. | | #4 | Float Assembly | Black plastic "boat" that floats to control the needle valve. | | #5 | Float Needle Valve | Rubber-tipped brass pin; stops fuel flow when the bowl is full. | | #6 | Main Jet | Large brass jet in the center; controls fuel at 75%-100% throttle. | | #7 | Pilot Jet (Idle Jet) | Small side brass jet; controls fuel at 0%-25% throttle. | | #8 | Mix Screw (Pilot Screw) | Fine-tunes air/fuel ratio at idle. | | #9 | Bystarter (Auto-Choke) | Enriches mixture when the engine is cold. |

Use compressed air to blow out all internal ports and screens. Needle & Seat: Install the needle onto the float or lever. ruixing carburetor diagram repack