Shame the valve body is no longer available - still at least you know which car you need to look for when you get yourself an EPC account.
For EPC are you filling in your data in this page?
EPC-net Online - Subscription Step 1 of 3
(It might be a good idea to clear all of the old junk out of your browser cache because the site really is a crappy one - I bet it will pick up the information that you've already tried to use)