11 21 Guide bearing journals
WARNING: This page is about a different car, the 2016 BMW Z4, 2015 BMW Z4, and 2014 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
CRANKSHAFT AND BEARINGS SPECIFICATION
| Ground sizes of main bearing journals | Guide bearing journal | |
| Original (designation S1) | mm | 64.998...64.993 |
| Original (designation S2) | mm | 64.992...64.987 |
| Original (designation S3) | mm | 64.986...64.981 |
| Crankshaft bearing clearance, radial | mm | 0.020...0.046 |
| Max. permitted runout at center crankshaft journal | mm | 0.15 |