Moin I have a question about no katana AY50 I finished it so far it’s all original up to Next R exhaust and 17,5mm carburetor and stop clutch springs 35% I have a 45 flap and wanted to ask how I can make the scooter brisker so I can also manage 50kmh I have the Vario throttle out so the ring and rear the roller block and the exhaust throttle I also have the carburetor throttle out and still it drives only 30Kmh and cdi is new as well as candle joy me au f your answers