Posted by M Fanoni [65.98.184.194] on Friday, August 26, 2011 at 12:05:39 :
In Reply to: Adding a TACH to a 4bt? posted by Gary D [50.40.165.187] on Friday, August 26, 2011 at 09:11:58 :
there are universal tachometers that you can install under a headbolt (looks like a washer with a wire attached). It works by calibrating to the vibrations in your motor. That makes installation much easier and broadens your selection a bit.