contacted Paul + got following reply from him:
"Hi, I hadn't heard from anyone about the site in a long time so wasn't sure it was still useful. I've uploaded the pages again so your link should work now. Thanks for the email, -Paul"
Paul Axford's Web Site -- Maintaining the BMW 730i "big six"
http://paulaxford.com/bmw730i/index.htm

link to his website is also on my one below