11 21 Crankshaft and Bearings N52K B30
WARNING: This page is about a different car, the 2011 BMW Z4, 2010 BMW Z4, and 2009 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
CRANKSHAFT AND BEARINGS SPECIFICATION
| Grinding stages, crankshaft guide bearing | ||
| Standard | mm | 24.0 F8 |
| Crankshaft axial play | mm | 0.060... 0.250 |
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 centre crankshaft journal | mm | 0.150 |