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  1. J

    My Cracked Block "FIX"

    This is the way I patched the Crack on my Mercruiser 3.0
  2. J

    Cracked Block! Options?

    I have a 1989 Mercruiser 3.0. It's been sitting for some time and I discovered a crack on the manifold side of the block, about one inch below the freeze plug. I had it running at 150? yesterday and the crack wasn't seeping at all. It just had minimal rust stains as the only indicator that it...
  3. J

    HELP!!! 35psi compression. And it runs

    I just bought this boat, i have yet to get it in the water. As soon as I got it I went through it, dumped the old gas and put in fresh non ethanol 93 octane as well as fresh spark plugs. It starts up like a champ and will idle fine. But it seems like its missing and every few seconds it bogs...
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