Hello I had already opened a topic here what about that my Speedfight 2 did not come out of the pötte (Alter Thread https://www.motor-talk.de/…/…-but-comes-not-forward-t6191359.html), at the end it turned out that the engine is over. Meanwhile a new engine is inside and I have a bit of experience on scooter screws/bassels occurred. Now my next problem when I drive on the country road gets the scooter too much air with the original air filter but the snorkel (BZW air filter throttle) is off because scooter got like this. As soon as he is e.g. in the higher speed range he takes on no more gas and it feels like he wants to get drunk but after you stop (engine does not go out) he runs back normal until you have arrived again in because high speeds, but e.g. in the city/village he does not cause any problems because he accelerates up normally and keeps the speeds. I would have to enlarge the HD right now ? le I don’t know what kind of nozzle is in the gas because the scooter is a hobbyist and I don’t know what the previous owner has done with it. (Yasuni Pott is also under what kind of guy is not known to me so he looks at least like https://www.google.de/search?…) Now would be just my question you can do what with the mixture screw so that he gets enough petrol/oil again and all this burns on the country road and doesn’t have a desire for it because of the air? Looked into the air filter, there’s a Malossi mat inside and very little petrol so not that there’s a puddle but at the thrashing to the carburetor hangs a bit at the edges, and the air filter doesn’t really want to go on the carburetor hangs a bit loose no matter how much pressure I press the on it hardly goes on. MFG Techno After a little research I found out what a pot I have under it. Is a Yasuni Z(https://www.google.de/search?…)