Questions, questions....
1. Did BMW really correct the rod bearing issue in the 2006-2008 S54?
2. Is the high compression ration (11:5) of the 2006-2008 S54 contributing to the current failures of rod bearings?
S54 BMW recall info from early 2000's:
http:/www.siwilson.com/BMW/Service_bulletins/S54%20Bearing%20shell%20Service%20Bulletin.pdf
Compression ratio info:
https://www.wikihow.com/Calculate-Compression-Ratio