BMW M3 Forum (E90 E92) - View Single Post - Do I really need rod bearing replacement on 2012.5?

mdm9 · 04-10-2017, 04:53 PM

Yes it is true, in 2011 they changed to tin/aluminum coatings on the bearings, so you can't look to lead and copper as your indicator metals for rod bearing wear unfortunately.

04-10-2017, 04:53 PM	#5
mdm9 Private First Class 37 Rep 119 Posts Drives: 2009 Interlagos Blue E90 M3 Join Date: Jun 2016 Location: Detroit iTrader: (1) Garage List 2009 M3 [0.00]	Yes it is true, in 2011 they changed to tin/aluminum coatings on the bearings, so you can't look to lead and copper as your indicator metals for rod bearing wear unfortunately.
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