I am working on my son's boat and running into an issue. It is a 1986 Johnson 40hp. Motor used to run perfect but sat for 5 years. I have cleaned the carbs 5 times. Motor will run perfect until about half throttle. Beyond that it will surge, revving up and dropping back. In addition the low...
Good morning!
I have a 1994 50 hp Johnson on my 16' Mirrocraft. It started not starting or dying out very quickly after starting. Completely cleaned carbs, cleaned all jets with torch tip cleaners to make sure nothing was in there. Carb cleaner and compressed air everywhere. Figured I had it...