Quote:
Originally Posted by RossBMWZseries
How do we know what normal numbers look like? And is there anything besides lead/copper we need to look out for? I'm at 102,xxx miles and haven't done the rod bearings or even an oil analysis. I drive like a grandma for this reason now.
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If you have not done any oil analysis and these are the original bearings, I would say that you're on borrowed time. Count your blessing and get 'em done. It's a crap shoot on these S54. Some goes as early as 30K-40K and some went past 150K. I would be ecstatic if I got 100K miles out of mine. Here's how mine looked at ~55K miles =>
http://www.zpost.com/forums/showthread.php?t=1461006