normde2001 the exhaust comes out the top.I could not remember what was Vertical or Horizontal .my son said it was Vertical you all will know what I am talking about one day.,.greatrandini I will try that and see if that will work .It is getting cold at night that is when it started. Eddie it is a 2cyl , I could have went with a 3cyl, but wanted that old JD sound.,.Kenmac it dose not smoke White or Black that I can see.I have not ran it long to see if it goes a way when it is hot. I will get a new fuel filter and see what that will do .thank you all.