11 21 Crankshaft and Bearings N63 B44 (main bearing journal 1)
WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.
CRANKSHAFT AND BEARINGS SPECIFICATIONS
| Ground sizes of main bearing journals | Bearing journal 1 | |
| Original (designation S1) | mm | 64.974... 64.980 |
| Original (designation S2) | mm | 64.967... 64.973 |
| Original (designation S3) | mm | 64.961... 64.966 |
| Grinding stage 1 (designation B1) | mm | 64.724... 64.730 |
| Grinding stage 1 (designation B2) | mm | 64.717... 64.723 |
| Grinding stage 1 (designation B3) | mm | 64.711... 64.716 |
| Grinding stage 2 (designation C1) | mm | 64.474... 64.480 |
| Grinding stage 2 (designation C2) | mm | 64.467... 64.473 |
| Grinding stage 2 (designation C3) | mm | 64.461... 64.466 |
| Crankshaft bearing clearance, radial | mm | 0.020... 0.046 |
| Max. permitted runout at center crankshaft journal | mm | 0.15 |