i just got my tc31 back together after a long long time down and its having trouble starting. when it does it doesnt run right and is very hesitant. and it revs nice a few times then shuts down and is amother f#@%er to start again iput the needles back to stock recomended setting and the g-plug is brand new and still being a piece.i dont really know where to put the idle screw ? orwhat steps to take to get this thing going good again if anyone hasany ideas for me id be stoked....thanks