Carburetor Air Filter Assembly for 49cc 50cc 60CC 66CC 70cc 80cc 2 Stroke Engine Motorized Bicycle Item Type: Carburetor Air Filter Assembly Material: Metal Specifications: 1 set (Carburetor x 1+ Air Filter x 1+ Intake manifold x 1+ Gasket x 1) Manifold Intake Diameter: Approx. 19mm/0.75in Diameter of Air Filter: Approx. 58mm/2.28in Application: Used to replace retrofit carburetor and improve engine fuel performance Fitment: For 49cc 50cc 60CC 66CC 70cc 80cc 2 Stroke Engine Motorized Bicycle BikeDescription:The carburetors are the heart of the engine, and many of the faults they bring to the machinery and equipment can be removed by careful cleaning. However, the carburetor is composed of precision parts, and the operation technology is very high, a little carelessness will affect the performance of the equipment. So buying a new carburetor may be the right option.