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  1. P

    1992 Merc 3.0L won't start, replaced almost everything

    I’m ashamed to admit, I did not follow any “manuals”. I just eyeballed the settings to match the carb I removed. Clearly, I have little experience working on engines. This forum paired with YouTube has gotten me this far. Knowing all the steps involved (and there are many for everything) is the...
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    1992 Merc 3.0L won't start, replaced almost everything

    Ah, ok! That might be the issue. It does have an adjustment screw for that. I didn’t try that since it was set to roughly the same as the one I replaced but with all the other new parts it may need adjusting. I’ll will try today and report the result. I haven’t even gotten to the leak issue...
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    1992 Merc 3.0L won't start, replaced almost everything

    Follow up: I got it running but just barely. I removed the new spark plugs and they had a thin film of carbon on them. I sprayed them with cleaner, wiped them off and put them back in. It started up at that point but ran with a cough and a studder for about 2 or 3 minutes then died and...
  4. P

    1992 Merc 3.0L won't start, replaced almost everything

    I have been sifting through this forum for the past month trying to solve this issue and it has me baffled. I've learn WAY more about this engine than I ever wanted to learn but I haven't learned how to fix this problem. Perhaps someone here can help. Short story: I got a call from the marina...
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