Electric choke 19mm Carburetor most commonly (though not exclusively) used for 50cc to 150cc displacement engines. Commonly used on a wide variety of ATVs, dirt bikes, go karts / buggies and scooters as well as other powersport and mobility products. This carb has a 18.4mm manifold opening, 33mm breather opening. *Note, the picture shows Mikuni brand but is no longer produced, the current production is a different 'KH' brand.
Manifold Inner Diameter: 18.6mm
Manifold Outer Diameter: 24.2mm
Breather Inner Diameter: 31.1mm
Breather Outer Diameter: 37.6mm