Quote:
Originally Posted by sensi09
What was the thinking behind 10w60 being better for bearing wear?
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The S62 doesn't have the tight bearing clearance issues of the other M motors discussed herein; hence a higher viscosity oil results in a thicker film in a hydrodynamic bearing like a rod bearing. This works fine unless you get into a situation discussed here where clearances are too tight.
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Current Stable:
2024 G20 M340i Melbourne Red/Cognac
2019 F87 M2 Competition 6MT, LBB, slicktop, exec pkg
2007 E91 328i Silver, slushbox, Eibach fr/E93 M3 rear sway bars, ARC-8