GOOD NEWS. . . . The PICTURE UPLOAD FUNCTION IS WORKING !!! The tech folks at the parent company have been able to remedy the issue. You can upload pictures once again. Thank you for your patience.
Very easy to install, need to wrap at least 4 turns on any spark plug cable and fasten it well against the cable, with motor OFF and while at RPM display adjust the tach to read : 2P-1R, that's 2 sparks per revolution for tach to read correct rpm at any throttle setting. Follow installation procedure that comes with said tach....
My tiller grip has a modified Helms Mate 18" trolling motor extension handle cut to match my particular tiller grip/rear seat distance needs.