chk ya float levels!!!!!!!!!!!!
....if it is that your mixture screws need to be that far out?...just mabe that its sruggling to get the amount of fuel it needs on correct settings?..hence why it needs tb 4 t 5 out!!...
... no stutter up to 5 t 6k ?...but when you want the rest?....stutter!!...top end fuel starvation!!...only 4 things to cause it?....fuel filter, sliders not opening fully,diaphrams, low fuel levels in float bowls!!...just my 2penneth b4 the blade blows me away????...

