I have used Mainly Magnetos in the state of Maine with good results.
Chad Enyeart at Antique Crawler Parts is an ACMOC member and is a magneto specialist. 1-307-760-8483
`Marks Magneto 860-537-0376 " Not just pretty on the outside either, he does quality work!
for those down under i have found zochy's magneto repairs. chris does good work. he doesnt really do the make em shiny bit but gets them working properly and reasonably priced too.
he is at harrington in new south wales. his postal address is po box 118 Harrington NSW 2427 Phone 0424011767
Where in NorCal approximately? Canevari Bros. in Woodland, CA has done some for me in the past; there is supposed to be a shop on Auburn Blvd. in Sacramento that does them as well. JM