Posted by Randy Pfeiffer on April 08, 1998 at 01:43:21:
I looked all over to find the proper procedure for converting a 6 volt ignition system to 12 volts. Although this article was written for automobiles, I intend to use it to convert my 1952 Furguson TO-30. I hope this will be of use to others! The article is at the link below.
http://www.classicar.com/vendors/patricks/convert.htm