Hi Tell us about the engine and the fitting of the engine,,was it easy and where did you get it,,,any photos of the fitting,,,Why do I ask? Cos I coming to CN in March(Guangzhou) and feel like doing the same as you,,,,I have 3 weeks and really have nothing to do except wait for my Charm to come home from work...if I buy a 2nd hand bike with papers is it fairly easy to follow in your tracks,,tips and hints please....cheers Phil