I too found it very hard to find info on the ball joint flip other than a lot of people discussing the pros/cons and who has it or not. Finally found the writeup for it over on Planetisuzoo.

http://www.planetisuzoo.com/articles...p/Spacer_Howto

As for the diff drop, those are usually custom fabbed so you will have to ask someone who has done it. This is one of the few threads I found with pictures though.

http://www.vehicross.info/forums/sho...f+drop&page=34

Not the usual way to do it, but here is how one member did his. Near the bottom of the page, post 510.