Quote Originally Posted by mrdux View Post
Buddy of mine had the same issue on his 90HP Merc on his tin Triton. He had carbs rebuilt and spent a bunch on it. Ends up the fuel line from the tank to the engine was collapsing from ethanol in the fuel. He replaced every inch of his fuel lines/bulb and problem went away.

Not interested in starting an argument about ethanol.
Yes....could be that...he said he replaced the fuel line and bulb....He needs to replace all of the other fuel lines......I would do that first and go from there.