I would step it up on the main one size. Looks a little lean. It's almost there.Result of plug chop
I guess that you have done a plug chop to confirm that rich sputter.Alright I got it so it rich sputters just a little bit at 3/4 to full throttle. I dont wanna rebuild it aghain so Im leaving it right where its at. I dont mind replacing plugs
I guess that you have done a plug chop to confirm that rich sputter.
A lean mix can too produce a stutter when on the main jet.
Does that stutter sound like a plug breaking down?