My Yfz will backfire right after I shut the motor off. Does that indicate a jetting problem? I have the baffle out, and I have installed the red needle from the JD kit. 4th clip position, with a 168 main and 45 pilot. I'm at 1200 ft elevation in MO. :yfz
thanks in advance for the help.
Tim
thanks in advance for the help.
Tim