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    1974 Johnson 50HP Outboard Compression Test

    Hi All, I bought a cheap 15.5' Aluminum Boat with a 1974 Johnson 50HP Outboard. I took the boat out on the water for the first time a week ago and I was surprised about how slow it was. Just seemed like the motor didn't rev up as high as it should at top speed. The boat did plane with just my...
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    1989 Evinrude 25HP Outboard - Overheating and Water Flow Problems

    Motor starts and runs great. Initially water flows okay while the motor runs at slightly higher RPM's at startup. Once the idle settles, the water flow starts to cough and the stream is no longer steady. The water that makes it out starts to get hot, as does the rest of the motor. Eventually the...
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    89 Evinrude 25HP Water Flow Issues

    Hi Folks, I have an 89 Evinrude long shaft 25HP outboard that struggles to push water. The impeller was replaced recently. The symptoms are a little funny so I'm looking for suggestions before I spend a bunch of $$.... When you first fire up the motor it pushes water just fine. In gear it seems...
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    1981 Evinrude 7.5HP - Drive starts to slip at higher RPM's

    I have an 81 Evinrude 7.5HP short shaft motor. When you open up the throttle about half way the motor over revs and loses propulsion. When you come off the gas it seems to pick up propulsion again with no issues. I have taken the leg off for inspection and the bottom end looks good. There were...
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    Water Flow Issue, 89 Evinrude 25HP Long Shaft

    Hey Guys, My mechanic recently replaced the impeller in my newly aquired 89 Evinrude 25HP. The motor had been sitting for a year. This motor has had extensive salt water usage. After the impeller change the water flowed perfectly. The motor runs great. We took it out to the lake for the first...
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    89 Evinrude 25HP Strange Problem

    Hello, So I picked up a boat for a cheap price and it came with a well used 1989 Evinrude 25HP outboard with long shaft. The motor had been sitting for a while so I had a mechanic replace the impeller and leg oil. The motor fired right up and was pushing lots of water. I took the boat to the...
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