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Recent content by Bmccart

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    1987 merc 70 hp tach output

    I have a 1987 merc 70 that I’m having issues with the tach with. At first the old tach didn’t work, bought a new one and it still didn’t work. Checked all wiring and everything was good and narrowed it down to the rectifier. Bought a new rectifier and the tach worked for about an hour then...
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