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  1. J

    1988 Merc 5.0 I/O running hot

    Hi, I have a 1988 Winner with a 5.0 Merc I/O with under 100 hours. I purchased it to fish Lake Michigan. The motor runs great and trolls at low 2.3 mph. Today when I took out for the first time since buying I noticed that the temp got hot while trolling 240 degrees. I turned the motor off to...
  2. J

    1988 Winner 2280 Center Console I/O T Top question

    I just bought a 1988 Winner 2280 Center Console 5.0 Merc. I/O with 87 hours on the motor meter. The boat is in like perfect condition with very few stress cracks. The boat came with a bimini top which I want to get rid of and replace with a folding T Top from Fishmaster, Atlantic or Stryker not...
  3. J

    1992 Mercury Charging System

    I have a 1992 Black Max 2 stroke. The charging system is erratic sometimes it runs at 12v and other times it runs 14v. I checked the long and short stator wires with a meter and get .5 ohm resistance on the upper regulator and 0. ohm resistance on the lower regulator. When starting the engine...
  4. J

    Water tell tail discharge Old 1971 7.5 Mercury

    Duplicate post sorry
  5. J

    Water tell tail discharge Old 1971 7.5 Mercury

    I just purchased a older 1971 Model 75 7.5 hp Mercury Outboard and having a water cooling problem. The motor started right up but no water discharge from the tell tail discharge. I took the lower unit apart and the impeller was trash so I installed a new impeller. On restarting the tell tail...
  6. J

    Mercury warning horn & oil lines

    Problem #1 :mad: I have a 1991 135 hp Mercury Black Max 3 carb. The warning horn goes beep beep beep non-stop I had it in the shop for repair and after 5 hours of labor to stop it and $423 cost the beeping stopped but was short lived and started 2 days later. The things checked while in for...
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