For those not a member of UKVAC, there is a thread with over 150 arcade machines for sale. A few pins. Simon is organising a bulk purchase to get shipped over to the UK.
http://www.ukvac.com/forum/bulk-buyover-150-arcade-pinball-jukeboxes-statues_topic350421.html
http://www.ukvac.com/forum/bulk-buyover-150-arcade-pinball-jukeboxes-statues_topic350421.html