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    1975 merc 20hp not running good

    I just bought a boat with a 75' 20hp Mercury outboard. The motor seems to start hard, many pulls and use of starter fluid required. When it's running the top end seems to be there, but it makes short cut outs when wide open. Some times when held wide open it will almost die then catch itself and...
  2. H

    1975 20hp Mercury Problem

    I just bought a boat with a 75' 20hp Mercury outboard. The motor seems to start hard, many pulls and use of starter fluid required. When it's running the top end seems to be there, but it makes short cut outs when wide open. Some times when held wide open it will almost die then catch itself...
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