"bit of sellers spin" come and try any of mine.
They never start as well as they can in the start position, if you turn the fuel tap on and allow 10 or so seconds to fill the fuel bowl, then hit the primer 3 or 4 times, put it on run any victa 2 stroke worth its money will start.
While priming if you dont hear a very feint tick inside he carby it is not priming properly.