The inside of the engine is clean, no leaks, the water coming out of the pee hole was clear, no fuel or oil taste. Looks like the leak may be coming from before the engine.
We have recently noticed a fuel slick at the rear of the boat once the Yamaha 150 is running at an idle. No fuel is seen in the water until it is started. A few weeks ago it seemed to be a smaller slick, but now looks larger. The engine is clean inside and out, no leaks are seen or detected...