Search results

  1. M

    68 Johnson 55 bogs down when throttling up.

    I have a 68 Johnson 55 hp on a 68 Glassmaster inherited from Dad. It starts and runs great except when throttling up. It starts to bog down and will die unless I momentarily toggle the choke. Then it comes on and will run great as long as I don't go back to an Idle. Over all it is in...
  2. M

    1968 Johnson 55 runs only 20 minutes

    I have a 68 Johnson 55 that has been sitting for 18 years. The carbs gave been cleaned, new power pack, coil, plug wires and plugs. The engine was overhaul just prior to being stored. It wil run great for about 20 minutes, then starts to bog down.. It will only run at low speed and dies if...
Top