Here's a list of other motorcycling sites that may be of interest.
http://groups.google.com/group/neracar?lnk=srg - a Google Group to help Neracar owners and enthusiasts worldwide swap information, parts, and news
Ben Geutskens Ner-a-car site - detailing the restoration of his Model A, including a pictorial list of all parts, well worth a look -
http://www.geutskens.eu/neracar/index.htm
Andy Pugh has rebuilt a Model A from a very sorry and incomplete state, here's how he did it: