If someone here has done one, please share your experience as I am trying to decide whether to do it in the driveway or pay someone to get it done. Please give me an idea of actual time it took and anything special to watch out for other than the obvious such a warped head.

 

http://forums.bimmerforums.com/forum...d.php?t=363966

 

That should be more then enough information for you to make your decision.

 

very good find, thank you.