GOOFIT 18mm Carburetor Kit P038-436-G for GY6 49cc/50cc Engines

This GOOFIT carburetor kit is designed for 4-stroke GY6 49cc and 50cc engines using 139QMB or 139QMA engine designations. The kit includes the carburetor, air filter, intake manifold, gasket, fuel hose, and throttle cable. It has an 18mm intake-side inner diameter and a 40mm air-filter mounting outer diameter.