Oil Smoke Issue resolved
 

My problem turned out to be unique but thought it belonged here more so than the general tech forum anyway.

I had smoke under light throttle and after decel. Seemed like valve guides but not under all circumstances. Turned out to be rings...

http://forums.pelicanparts.com/porsche-911-technical-forum/355419-expert-opinion-needed-ring-flutter-valve-guides.html#post3486625