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  1. Unbalanced

    Expert help needed. 1992 V-150 wont idle.

    I'm hoping someone can help me out here. I bought a used very low hour 1992 Black Max (0D077862) that had low compression due to a broken oil line from the remote tank to the oil pump. The engine started and ran fine, but had no power due to the low compression. I pulled the engine and...
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    Sierra vs OEM Pistons and Rings?

    Any issues with using the aftermarket Sierra Piston/Ring sets versus the OEM's? I'm rebuilding my 92 V150 and it sure would save some $$$. (I'll be replacing all 6)
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    1992 Merc 150hp Black Max V150

    Hello all. I just bought the engine above. The PO lost oil pressure from a leaking oil line during an outing and then took the boat to the marina where they told them the engine was shot since it now had low compression. I got it home and started it. Seems to start just fine, so I did a...
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    87 Force 85hp link and sync question

    I'm getting close to getting this old engine running like new again, but I have a question in regards to the idle speed screw and the throttle cam. If I line up the cam to the line on the curved arm, I can't get full throttle. The manual says to adjust the length of the arm to get the...
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    87 Force 85hp Flywheel removal

    I have an 87 Force 85 horse engine that has a no spark issue. I OHM'ed my stator and found that I have 670 OHMs on one leg and 4000 ohms on another. I have a line on a replacement stator, but I can't get my flywheel off. The nut came off rather easy, but I've ruined my puller trying to get...
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