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    Tachometer wiring for 1979 Merc 90ph

    I see from my repair manual most shift boxs have a front plug where the tachometer can plug in. Mine doesn't have this, so what model tach and/or adaptors can I connect a tachometer for my motor or switch box? 1979 Mercury 90hp v6 serial # 5160567
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    1979 90hp inline 6 - spark issue

    Hello. I researched postings "Post Subject: 90 hp Merc dies out Posted: 232553:: 4 July 2006" and "Post Subject: 90 won't fire Posted: 215400:: 10 Jun 2006" but I have slightly different symptoms and would like to hear opinions on where I should start or what I electrical part(s) I should...
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