Hello, I have a 1984 mercury outboard. I was replacing fuel bowl gasket and noticed on the bottom inside of the bowl, there is a washer/gasket. What purpose does it serve? There is also one on the outside where fuel bowl bolts in and I realize it's to stop fuel leaking out bottom of bowl but...
My 30 runs fine for a half mile or so then looses all power and motor begins to run real rough and shakes. If I idle down and let it sit a minute or two and take back off it will run fine again for about another half mile then do the same. It looses power so fast it damn near throws me out of...