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    1986 4.3L same as 1991 4.3L????????

    just wondering if these are the same motors and ccan be swapped? thanks guys
  2. C

    Removing Lower Unit from engine

    How do i go about removing the lower unit (alpha 1)from my 1991 4.3L. I do now believe that after all of your postings, I do indeed have a cracked block and want to pull my motor. . Whats in volved with this process. . looks fairly straight forward other than the lower unit part???<br /><br...
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    Block problems?????

    Hello again all, well its been a long 3 weeks of fixing parts and it may have all been for nothing now. . GOt my 4.3L started today finally. . so i decided to drain my oil. . as soon as the plug came out i had water come out for the first 5 seconds i would say then a brown muddy looking...
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    2nd project just purchaed

    hello all, Just purchased a 1974 Glasstron 212 with a 302 in it that purs like a bigblock right off a NASCAR. oh yea. . its a 74 so there aint much left of it. . I have some wicked ideas for this boat and will keep posted the progress. . pics up as soon as i start. This is my second project...
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    Still No Luck with engime turning over

    Hello again boating gurus, Thanks for suggestions on my starting problem on the 4.3L Merc, but i have 2 new batteries and they r juiced, and i have tapped my starter and solinoid and still no respose. . still making rapid click click click click until I let off the key???????? Any other ideas...
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    Boat wont start???

    I have a Mercrusier 4.3L in a 1991 Sierra Northport. I ran this boat last year with no problems whatsoever. I got it out this past weekend and got my batteries jucied up and ready to go. When i try to start the engine, all i get is a constant "click click click click" when i have the key...
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