[uwanna]

Originally Posted by uwanna

Lapkritis is correct, there is a known weak/thin spot in the casting on some cases. There is a Tech Bullitin from Porsche on this problem. Here is a link to a person who was having your exact problem, has the pertinent info for you(also has some links to other threads). I would hate to see you reinstall with
new seals and still have the problem. Good luck!

http://forums.pelicanparts.com/porsche-911-technical-forum/694440-oil-leak-oil-cooler-leaks-right-lower-side-away-gasket.html

here's the Tech Bulletin on the problem and another link:
http://forums.pelicanparts.com/porsche-911-technical-forum/603362-case-jb-weld-question.html