How hard would it be to add a tach with the systems check to an older motors?
What parts would I need and whats the approximate cost ?
One motor is an older evinrude intruder 175HP not sure the year.
The other one is a newer 2003 evinrude 115Hp.
Any suggustions or help!
Modified by Javelin Jay at 10:28 AM 5/8/2007