TOP
http://www.domiracer.com/
Nearly went out of business in late 2000 I personally never had a complaint about Domi.
http://www.enteract.com/~bikes/2.html
Baxter Cycle.
http://www.centurymotorcycles.com/
Another So Cal retailer.
http://garagecompany.com/
It's great to live in L.A. these guys also sponsor a number of events.
http://britishspares.com/
Bought a few Speedos from them, fair pricing and little delay in shipping.
http://www.britishonly.com/
Great customer service.
http://www.oldbritts.com/
More Norton that BSA, but still good people to deal with.
http://www.dropbears.com/c/cmf/
Replica bodywork.
http://all-digital.net/gftp
Glass From The Past the best.
http://www.gagg-and-sons.freeserve.co.uk/
main.html
Especially good source for Speedos.
http://www.srm-engineering.com/
Can't get better engines than here!
http://pages.eidosnet.co.uk/~canddautos/
UK parts source.