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    Merc 50 runs better when low on gas?

    I have a 2004 Merc 50 2 stroke. I have been suspicious that it is not running right for awhile. (the local mechanics say its fine) Anyway, I was cruising down the river the other day and ran out of gas. Right before I ran out, the motor got much louder and my MPH increased from 32 to 38. (on...
  2. C

    Merc 50 Power Loss?

    Hi, I have a 2004 Mercury 50 HP 2-stroke. I have it on a 16 ft aluminum boat. It has a 4 blade 11 pitch prop. Top speed was 38 mph @5500 rpm. Now it will only due 30 mph and it will go no higher than 5000 rpm. Does anyone have any idea what has happened? It starts great and idles and runs fine...
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