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    89 Merc Black Max issues

    hey guys...im new to the forum. I am a proud owner of a 1989 merc black max 150. Its a great engine, but yesterday I was out cruising and the engine was running great, until it decided to die on me out in the middle of the lake at around 3500rpm. I was just cruising around the lake, not even...
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    150 Black Max oil injection alarm

    My 1989 150 Black Max has the oil injection alarm sounding whenever I encounter rough water, and the alarm stops when I slow down. The engine is getting plenty of oil and cooling water therefore I'm gonna guess its a sensor. Can anybody tell me where the sensor is on this engine that would cause...
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    starter motor

    I started the engine up the other day and took the cowling off to check things out and make sure they were all in order. After I shut the engine off after about 5 mins of idling in the driveway I noticed that my starter was still spinning ( but wasn't engaged to the flywheel). I shut off my...
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    pee stream

    Engine: 1989 Merc 150 Blackmax <br /><br />This might sound like a weird question to some of you guys. I've noticed over the entire 5 years that I have owned my mercury that it never seems to have as strong of a water stream coming out the back as some of the other outboards on the lake, whether...
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    Black Max Starting Problems

    Engine: 1989 Mercury 150hp Black Max<br /><br />This engine has been used every weekend for the past year or so and I have had no problems with it at all. It always started on the first or second turn of the key when it was cold and ran great afterwards. <br /><br />This past weekend I went to...
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