Good long description with many part numbers at:
https://www.fillingstation.com/articles/6volt.htm

It really is easy but I understand your apprehension.

Here is a youtube link to a professional shop that does these conversions to help calm your fears:

He miss-speaks a few times, you do not have to use an alternator, 12V generator ok, you do not have to use LED lights.

There is a nice paperback book for about $12 that explains everything well, titled " The Official 12 Volt Conversion Guide". Google the title, many of the parts suppliers carry it.


1951 Chevy 3600 rust bucket with GarWood dump bed conversion
http://www.flickr.com/photos/mikeybs51chevy