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  1. 83fiberskiff

    120 mercruiser no power on acceleration

    No, just fresh water it will idle fine
  2. 83fiberskiff

    120 mercruiser no power on acceleration

    I figured out issue only 50 psi in number 2 and 3 cylinders 1 and 4 have 140psi idk what went wrong
  3. 83fiberskiff

    120 mercruiser no power on acceleration

    I’ll check that today
  4. 83fiberskiff

    120 mercruiser no power on acceleration

    Filters are new
  5. 83fiberskiff

    120 mercruiser no power on acceleration

    I have a 1983 120hp mercruiser. Im having issues with it losing power on acceleration cleaned the carb (yes accelerator pump is working good) changed points made sure timing is good changed mechanical pump to electric cause mechanical pumps kept going bad, idles good most of time (occasional...
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