This is a new Carburetor W/Air Filter,meets or exceeds OEM standards, 100% tested before shipping?? Includes Electric Choke Inner Diameter (intake side): 24mm, Outer Diameter (intake side): 32mm, Inner Diameter (air filter sid ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?This Carburetor fits most makes and models of Scooters and Mopeds with 125cc – 150cc 4-stroke GY6 QMJ/QMI157, QMJ/QMI152 engine. Fits many models and makes of Scooters, ATVs, Mopeds and Go Karts. , Baja, Kazuma, Carroll Stream Eagle, Panterra, Kymco, Redcat Tank Giovanni Aimex Jackel Wildfire Xtreme Seaseng Qlink Yiben Jonway Jmstar, Vento, Tng. and Various unlisted makes/models. QMB139 50cc/49ccFit Models: DAZON RAIDER 150 150CC GO KART CARTHigh performance Carburetor, meets or exceeds OEM standards, 100% tested before shipping?? Package include: 1x Top Qaulity Carburetor set as images displayPicture is accurate, before buying, please refer to the picture to confirm after purchase; Professional auto parts seller! Please feel fr