"I seem to have an excess of s
"I seem to have an excess of smoke from my 1983 Mariner 50, especially on start up. It seems to be rising from below the motor head. I have a small fuel leak from the upper carburator so might just be that. I have only been using a 50 to 1 fuel mix. Any ideas?"
"I seem to have an excess of smoke from my 1983 Mariner 50, especially on start up. It seems to be rising from below the motor head. I have a small fuel leak from the upper carburator so might just be that. I have only been using a 50 to 1 fuel mix. Any ideas?"

