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    2000 mercury 25hp runs rich/ mid range throttle cylinder drop

    Mercury 25hp runs richI am running out of ideas. Please help. My 25hp 2 stroke merc has a lot of unburned fuel discharging from exhaust, poor fuel economy, and wet plugs. It also drops a cylinder at mid range throttle but resumes normal operation as throttle advances. I have swapped out and...
  2. D

    Mercury 25hp runs rich

    I am running out of ideas. Please help. My 25hp 2 stroke merc has a lot of unturned fuel discharging from exhaust, poor fuel economy, and wet plugs. I have swapped out and rebuilt carb, adjusted carb, replaced power pack, coils, wires, plugs, timed it, etc. Screwing in the idle mixture...
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