Intake manifold with a single vacuum fitting that typically fits 125cc-150cc GY6 go-kart and scooter engines Includes the hose clamp 30 Day Warranty Description Intake manifold with a single vacuum fitting that typically fits 125cc-150cc GY6 go-kart and scooter engines. Includes the hose clamp. This part connects the carburetor to the cylinder head. Specifications Center to Center Mounting Hole Distance: 45 mm Intake Cylinder Head Width (Metal Flange Side): 22 mm Carburetor End Width (Rubber Side, Inside Diameter): 30 mm