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factory tach

  1. 69 tach problem

    Electrical & Wiring
    I just put a new console with gauges in my 69. I put a factory OEM tach in to replace the old Sun tach. I hooked everything up per instructions, but the tach doesn't work. I checked the 3 wires that go to the tach and all of the wires are good. The signal wire goes to the - side of the coil (I...
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