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    Help! 2000 Johnson 90hp V4 overheating on one side only...

    I ended up taking it to the shop. The mechanic there is top-notch and has been working on these motors longer than I've been alive. I trust him with any work he does. In this motor, there’s a part called the upper inner exhaust housing. Inside the housing are channels that can become clogged...
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    Help! 2000 Johnson 90hp V4 overheating on one side only...

    Update, I went out today after replacing the thermostats. They are both operating but still overheating on one side. I am unfortunately at a loss.
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    Help! 2000 Johnson 90hp V4 overheating on one side only...

    The motor is run in salt and fresh but always flushed for at least two minutes in fresh water after each trip. This is a sudden problem after I had the motor serviced for a new impeller and a carb tune it happened the very next trip. The previous impeller was all intact. engine number is...
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    Help! 2000 Johnson 90hp V4 overheating on one side only...

    I have a 2000 Johnson 90hp V4 that I can not fix. I am having overheating issues. One side is running fine at about 103 operating temperatures; the other is running at about 185. I assumed it was a thermostat so I took them both out and checked to see if they were still working. Turns out they...
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    Unable to identify what lower unit rebuild kit to get.

    I am having trouble finding the year and model of this 15-hp Merc that I have. The sticker on the outside is too faded to read. Can I get some help? I took the foot off and have taken it apart to redo the seals because they are bad. I have never done this before and am worried about what brands...
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    1971 Johnson 25hp Outboard - 25R71S

    model number: 25R71S Serial Number: E3435249
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    1971 Johnson 25hp Outboard - 25R71S

    Thanks so much for the reply! Any suggestions on how to get the flywheel off without the proper tool?
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    1971 Johnson 25hp Outboard - 25R71S

    Hi all I’m new to the community. I just picked up this motor for free and plan on trying to get it running. It’s a Johnson 25. Checked compression on both cylinders and they are at 125 so that’s good! My next step is to get spark but I have ran into a problem. The motor is missing the Kill...
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