this is what I once looked for that couldnt find... a million thanks OP
by the way can someone confirm that the N54 2008+ models never used forged pistons/rods like people say it does... I been told by a bmw engine rebuild shop that its not forged...
Also did anyone read this article http://www.f30post.com/forums/showthread.php?t=675582
- N55 Race Car