Here are some links to other websites with interesting XS650 content.
650rider.com A place to go to chat with like minded enthusiasts
XS650 Club of Germany Written in German but an excellent site and worth a visit
Yamaha Twin Club Of France Written in French only but will soon have English version (can't comment, don't speak French!)
American Historic Racing Motorcycle Association All aspects of AHRMA racing in the United States and has an excellent webmart for if you're buying or selling!
U.S. Yamaha XS650 Society Probably the largest XS650 club in the world
Society member Barry Kitner's webpage Barry's experiences on restoring his XS650E
XS650 Twin Club Of Holland Excellent source of information on XS650's and has both English and Dutch versions
650 Central Need any parts for your XS650?
Jean Aker's site An excellent site with heaps of tech stuff including manuals for many models
Bob Bertaut's Site An excellent site with a wealth of information on the XS650. Great pics and lots of info.
Mike's XS Mike Lalonde's spare parts site.
650-xsories XS650 big bore kits, Carrillo rods, belt drives etc.
Tommy Pollards XS650 parts.com New and used parts in the USA
Choppers Australia No it has nothing to do with Chopper Reed, it's a new Aussie club dedicated to choppers
Standox http://www.standox.com/portal/ German paint formulations website for Yamaha colours.
Mikuni VM Manual http://www.mikuni.com:80/c-manuals.html