Features: 1.Fitment: Fit for 4T 100cc to 150cc engine, suitable for most of ATV, Motorcycle, Scooter, Dirt Bike. (1 2 4 cylinder engines are universal). 2.Function: This 30mm carburetor can mix a certain amount of gasoline with air, it will automatically proportion the corresponding concentration and output the corresponding amount of mixed gas. 3.High Flow Air Inlet: Designed with horn shaped air inlet, motorcycle PWK carburetor has high air flow and the atomization effect is stable. 4.Improve Fuel Economy: PWK 30mm carburetor has high performance, quicker acceleration, can improve fuel efficiency to save fuel consumption. 5.Rugged Construction: Made of zinc aluminium alloy material with anodized treatment, 30mm carb is chemical resistant, anti rust, wearproof, not easy to deform. Specification: Item Type: PWK Carburetor_x000D_ Material: Zinc Aluminum Alloy_x000D_ Compatibility:_x000D_ Power Jet Diameter: Approx. 30mm/1.18in_x000D_ Fitment: Fit for 100cc to 150cc engine, suitable for most of ATV, Motorcycle, Scooter, Dirt Bike._x000D_ Fit on 4T 100cc to 150cc engine engines (1 2 4 cylinder engines are universal). PackageList: 1 x_x000D_ _x000D_ Motorcycle Carburetor 3 x Oil Hose