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  1. M

    1975 50 hp Evinrude

    Ok so my motor will only run on one cylinder at a time. Top cylinder will run bottom won't. Turn it of pull top pug wire, turn it back on bottom will run. I have changed plugs and timer base. Im getting good fire from the coils. So i have no clue.
  2. M

    Cylinder not running

    I have a 1975 50 hp evinrude top cylinder isn't running. I have gas and fire. Both cylinders have 130 compression. Bottom cylinder runs fine.
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