Repacking is more than replacing jets. It means:
If you own a small engine vehicle—whether it’s a KYMCO, Jonway, Tank, or generic Chinese scooter—chances are high that it runs on a Ruixing carburetor. These carburetors are ubiquitous in the world of 50cc to 150cc GY6 engines. However, finding a reliable, high-resolution Ruixing carburetor diagram can be a nightmare.
The term "Ruixing carburetor diagram repack" has emerged as a specific search phrase among DIY mechanics. A "repack" refers to a comprehensive collection of diagrams, schematics, and exploded views packed into one downloadable or viewable resource.
This article serves as your ultimate repack—a one-stop guide covering every port, jet, gasket, and screw in your Ruixing carburetor.
Ruixing carburetors are reliable for their price point, but they are highly susceptible to ethanol-blended fuels. Common symptoms that indicate you need to perform a "repack" include:
If you experience any of these, a repack using the factory Ruixing diagram is cheaper than buying a new carburetor ($15–$40).
Below is a text-based repack of the standard Ruixing carburetor (typically model PD24J for 125cc-150cc or PD18J for 50cc). Visualize this as you work:
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