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  1. P

    Tach install but confused on engine wiring

    So I wanted to provide an update. I did find something I could use to send a tach signal. It is a controller that picks up the tach signal through an induction wire, then sends it at as a 3 wire rig going up to the tach. Now have access to my tach up at the dash. Just wanted to update for anyone...
  2. P

    Tach install but confused on engine wiring

    It does have settings for inboard motors too. Which is why I asked. If it would work off the coil like an older car or older mercruiser and just set it for an inline 4 single pulse. It the Mercury marine 6k tachometer
  3. P

    Tach install but confused on engine wiring

    This is the coil. Pic 2 has the black wire on top and the white wire on bottom. Later versions had green instead of black, and black instead of white. I’m assuming my white wire is the negative. Does this coil work the same way as the 2 wire distributor coils on older cars or is the signaling...
  4. P

    Tach install but confused on engine wiring

    Is it possible to hook up to one of the coil wires? It is hooked up to the coil on some car/inboard setups. Could I do the same here?
  5. P

    Tach install but confused on engine wiring

    I have the right selection on the tach for the 12 pole, just not sure where to hook up. The salmon wire on the engine side hooks up to the blue distributor wire along with the engine’s mercury switch. Not sure what the distributor wires are supposed to be for as far as what does what.
  6. P

    Tach install but confused on engine wiring

    I want to hook up a tach to my 1968 Mercury 650S. The brown tach signal wire doesn’t seem to bring anything up, and my outboard doesn’t have a stator or a rectifier. It was in that transition year that they had the kind of self running setup with or without a battery. I don’t know where the...
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