The ATSG manuals aren't too too bad for the 722.3 valve body but it all comes down to type - I get the feeling that there are lots of variations on the same theme.
I've shown the bits in order for a 722.303 transmission here
http://www.peachparts.com/shopforum/diesel-discussion/323259-722-303-bits-photo-shoot.html
But they probably won't help a Porsche 'box - which I assume you have...
...for the record which transmission do you have?