Search results

  1. F

    Johnson 20 lean sneeze ONLY during deceleration

    I have a 1990 Johnson 20 hp motor running reliably, but I am having a lean sneezing problem. It NEVER sneezes at idle, and it never sneezes at wide open throttle. It only sneezes when I am letting off the throttle to slow down after having run wide open for a few seconds or minutes. During this...
  2. F

    Setting carb float level for 1990 20 HP Johnson

    Hi all, I have a 1990 20 HP Johnson that will idle, but dies when I open the throttle much at all. I am open to any suggestions that you might have. Could it be a fuel pump problem? I've had a lean sneezing problem and think I may have fixed it, but could that have damaged my fuel pump? In...
  3. F

    Johnson 20 hp Bypass Cover Gasket blown . . . whY?

    Hi all, I have purchased a used 1990 20 hp Johnson two-stroke and and trying to get it in shape to use. Everything seems fine and it starts easy and it runs great at full throttle and will even idle great most of the time. However, occasionally it coughs pretty hard and during the cough, the...
Top