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    Change water pump, can't get lower unit back on

    Have a 1997 Merc 150 Offshore. Changed the water pump and now can't get the lower unit back on. Reading what I can find says I probably made a big mistake by taking it off in Neutral. I tried putting boat in Forward no go, tried in Reverse no go. ANY AND ALL help you can give me would be...
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    What is this part called?

    1997 Mercury 150 Offshore Have had trim tilt issues since last year and this thing had a severely cracked cover. What in the world is it called? Mounted on port side of trim bracket at the top of the piston. I would like to be able to replace it especially since it is now in pieces. First...
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    Won't start sometimes, TWO (seperate boats) 1997 Merc OB's

    Two of us actually have the exact same issue:eek: Both are 1997 Merc's one a 200 and the other a 150. The 200 does this: OK, this is pissing me off and there's prolly an obvious thing to do--97 Mercury OB w/carbs starts fine, runs out to fishing place fine, turn off to drift--it even starts...
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    Changing lower unit oil - New O-rings?

    I plan to change the lower unit oil myself for the first time. Doesn't seem much to it and I read another post that says my '97 Merc Offshore 150 should hold about 22 oz of fluid. I originally bought a tube at Walmart but that isn't enough from what I read so plan to go to West Marine and buy...
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    Cowl Trim Switch Needed

    Never mind it is a short, thanks for reading anyway. Dave
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    PLEASE Help with overcharging issue

    My Merc 150 Offshore is also overcharging. I have dual batteries and one died last year so I replaced the one, the other seems fine. While at idle volt meter is 13-14 but while under way as it goes up over 16 and sometimes pegs. Fish finder goes into protection/shutdown mode because of...
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