I have had trouble with a '99 25 hp 4 stroke carburator getting plugged up. I understand the jets are very small and can clog with varnish or dirt easily---especially if fuel is not run out and it sets for a while. I have run the fuel out every time and used sta-bil but I still have to have...
Been having trouble with 99 25 hp 4 stroke carb clogging. I know the jets are very small and get plugged easily. I run the motor out of gas every time i use it and keep stabil in the tank but I still have the problem at least once a year if not more. I understand that merc now makes them fuel...
I just bought a used merc 2003 25hp big foot four stroke. It was not run out of gas at the end of the year and I believe the carb is gummed up. Never owned or worked on a four stroke. Any suggestions?