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    1976 Mercury 20 HP Stop Switch Wiring Help

    I have a 20 HP motor that the stop switch is disconnected and I need help on how to wire it. I know the one wire goes to the ground and the other one goes to the control box some where but I can't figure out where. Serveral of the wires from the control box goes to the terminal block and there...
  2. Z

    1976 Merc 20 HP Replace Spark Plug Wire

    I have a 1976 20 HP Merc that I need to replace the spark plug wire on it. The problem is that I do not know how to disconnect the wire from the coil. Motor Serial #435 4064 Serial Group #12 Coil Assembly A-339-5748A2 Is the yellow plug wire wired into the coil, or does it screw into the...
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