Recent content by Myrtle Beach

  1. M

    Tach for 25hp Mariner

    I have a 1995, 25 hp Mariner electric start O.B. motor and I would like to install a tachometer. I don't know if the motor has a charging system. My fish finder shows a voltage variation of 11.9 to 12.3. I always fully charge the battery before using the motor. I was told that a tach would not...
  2. M

    Tachometer

    I have a 1995 Spectum, 14' V hull, side console. It is powered by a 25hp Mariner 2 stroke. I would like to add a tachometer. The engine does not have a charging system as far as I can tell. Are there any tach's that will work when the voltage drops below 12 Volts ? Also, do I need a special...
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