Video how to step by step replace carburetor in 49cc Pocket Bike Engine. This video will explain how to disasemble the old carburetor and instal new carburet.. Remove 2 nuts Mó carburetor carburetor seat, remove 4 al r Inlet $ remove air Inlethouslng. remove' M 6 ofa1rf011 and clamp, remove all-foll finall remove airfoil seal ring from cylinder head the parts and Case of dirty partg, clean them to facilitate flow of cooling air If any part is damagecL replace proceed assemblmgm areversed order
Complete engine diagram for the 139QMB 49cc Scooter Engine. Head Cover, Head & Valves Assembly, Cylinder, Piston, Timing & Crank Assembly, CVT Belt Cover & Assembly, Variator Pulley Assembly, Clutch & Rear Pulley Assembly, Starting Motor & Starter Gear Assembly, Stator & Cooling Fan Assembly, Crankcase Cover - Right, Oil Pump Assembly, Crankcase - Right, Gearcase Assembly - Left, Crankcase.. 49cc Sprint Parts List www.BintelliParts.com. the JIAJUE factory (VIN Number begins with "LLP") to the YONGFU factory (VIN Number begins with "LLO"). On this parts diagram, different part numbers are listed for each manufacturing facility. When. 4 81253-FY-9000-J 81253-FY-9000-J Carb Access Cover