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Gentlemen,
I disassembled the carburetors again and found a small black fleck in the center float bowl. I may have missed it the last time or the fuel lines that I did clean but didn’t replace may be deteriorating. So new hypalon fuel hose and a replacement fuel pump kit will replace everything rubber from original. Still waiting for delivery of one high speed jet by mail should replace all questionable fuel related bits. The water leakage issue is a interesting suggestion. The motor came back up to 5000 rpm before slowing after my first “cleaning” so would a water leak be suspect? The boating season in Connecticut is slipping away so I would really like to resolve this one little glitch. Thanks for the suggestions!