I bought a 150 street bike tierra it looks like the sport bike Ninja's you know the type they call rice burners. Anyway, I also had problems Like getting it titled (though after a week or so it was titled by the michigan secretary of state.) they didn't know what it was, go figure. I also had problems with bolt and bnuts falling off. I wanted to return the thing. I then talked some friends who have harley davidson's so they looked at it they said " It's a four stroke!! " yea it going to come apart. So I'm... read full review »