Description:

Inner Diameter (intake side): 24mm,Outer Diameter (intake side): 32mm,Inner Diameter (air filter side): 38mm,Outer Diameter(air filter side): 42mm. fits almost all the 4 stroke GY6 125CC and 150CC ATVs, Go Karts and Scooters.may also fit some of the model form Yamaha, Suzuki,HondaKawasaki and Vespa scooters.. Chinese part fits most makes and models of Chinese Scooters and Mopeds with 125cc-150cc 4-stroke GY6 QMJ/QMI157, QMJ/QMI152 engine..