For the Lucas-Girling or bosch linings:
http://www.lasaulec.nl
then click for "webshop" and fill in car search BMW 850 csi.
Ciao,
Osl Jaap
When you want i can provide a price for the linings , buy them for you and send them over by mail. The revison kits will be cheaper in Germany.
Ciao,
Osl jaap