Recent content by lmt67c

  1. L

    68 50 hp tachometer

    Hello, I got my tach hooked up and working, thanks for the information. Now the problem is do I have the right tach or the right tach module? The tach reads up to 6000 RPM. When I ran my boat the other day the 68 500 I think with lightning ignition maxed out the tach well before full throttle...
  2. L

    how to kill the motor

    My 68 mercury 500 will not shut off when the key is turned off, motor keeps running, is this normal? or is there a wire problem in the control box?
  3. L

    1968 Mercury 500 50 hp tachometer hook up

    I recently purchased the correct Mercury tach for this motor and after plugging it into the control, I followed the brown wire back to the motor where it has been cut and is sitting there, What does the tach hook to in the motor, the control box red white or blue lugs? or something else from the...
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