This standard specifies the technical conditions for carburetors for small gasoline engines. This standard applies to carburetors for small gasoline engines (hereinafter referred to as carburetors). This standard does not include carburetors for motorcycles, chain saws, and mini cars.
JB/T 6731.1-1993 history
2014JB/T 6731.1-2014 Carburetor for general utility small gasoline engines.Part 1: Technical specification
1993JB/T 6731.1-1993 Carburetor for small gasoline engine - Specification