If you think fuel problems are simple and can't be a pain to solve, seem to be electrical and so on, check this: do it and find out.. surprise surprise (Redesigned) Decades (Later). Duuh! Mercury again! Yes it will require a few items removed to get it out but that's why you're fighting that old Merc. Right? Check the pics Old original 1/2 Fuel to carbs New Design Full Fuel