PD18 18mm Carburetor for 4 Stroke GY6 49cc 50cc Chinese Scooter 139QMB Moped for Taotao Kymco Scooter Jonway Baja Jmstar Lance NST Peace Banzer Barton Zipp Romet GY6 50CC Carburetor for most of Chinese Made Scooters and ATV. Such as JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO, Dongfang, Kazuma, JCL, BMS.For GY6 139QMB 139QMA Lance Eagle Tank Urban VIP Future 50 Scooter Moped Parts. High performance Carburetor for GY6 49cc 50cc 4 Stroke engines. Main jet size:75#; Air Filter Intake:35mm(inner diameter), 39mm (Outer Diameter); Intake Manifold side: 18mm (Inner Diameter), Intake Manifold side: 28mm (Outer Diameter) Package comes with: 1pc Carburetor + 1pc Air Filter + 2pcs Fuel Filter + 2pcs Spark Plug + 1pc Intake Manifold Replacement for: PD18 18mm Carburetor for 4 Stroke GY6 49cc 50cc Chinese Scooter 139QMB Moped for Taotao Kymco Scooter Jonway Baja Jmstar Lance NST Peace Banzer Barton Zipp Romet GY6 50CC Carburetor for most of Chinese Made Scooters and ATV. Such as JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO, Dongfang, Kazuma, JCL, BMS.For GY6 139QMB 139QMA Lance Eagle Tank Urban VIP Future 50 Scooter Moped Parts. High performance Carburetor for GY6 49cc 50cc 4 Stroke engines. Main jet size:75# Air Filter Intake:35mm(inner diameter), 39mm (Outer Diameter) Intake Manifold side: 18mm (Inner Diameter), Intake Manifold side: 28mm (Outer Diameter)