Not really sure ... You are sure it's not the valve cover gasket? I think I've heard that the vanos solenoid can leak oil, perhaps that is what it is. Hard to tell what I'm looking at from your video
Edit : what did you take off when replacing your alternator ?
2001 330ci - 117xxx (sold)
2001 M3 - 90xxx
1989 325i - 2??,???
Last edited by jhaurimn; 09-29-2012 at 05:55 PM.