11 21 Crankshaft and Bearings M54/M56
WARNING: This page does not describe the selected car, but rather 38 other vehicles, including the 2006 BMW M3, 2006 BMW 330Ci, 2006 BMW 325Ci, 2005 BMW M3, and 2005 BMW 330xi. However, it is still accessible from the selected car via links, so may be relevant.
CRANKSHAFT AND BEARINGS M54 SPECIFICATIONS
| Ground sizes of main bearing journals | ||
| Standard yellow | mm | 59.984 ... 59.990 |
| Standard green | mm | 59.977 ... 59.983 |
| Standard white | mm | 59.971 ... 59.976 |
| Undersize 1 (U 0.25) yellow | mm | 59.734 ... 59.740 |
| Undersize 1 (U 0.25) green | mm | 59.727 ... 59.733 |
| Undersize 1 (U 0.25) white | mm | 59.721 ... 59.726 |
| Undersize 2 (U 0.50) yellow | mm | 59.484 ... 59.490 |
| Undersize 2 (U 0.50) green | mm | 59.477 ... 59.483 |
| Undersize 2 (U 0.50) white | mm | 59.471 ... 59.476 |
| Crankshaft bearing clearance, radial | mm | 0.020 ... 0.058 |
CRANKSHAFT AND BEARINGS M54 SPECIFICATIONS
| Grinding stages, crankshaft guide bearing | ||
| Standard | mm | 25.0 F8 |
| Size1 | mm | 25.2 F8 |
| Size 2 | mm | 25.4 F8 |
| Crankshaft axial play | mm | 0.080 ... 0.163 |
| Ground sizes of conrod bearing journals | ||
| Standard | mm | 45.00 -0.009-0.025 |
| Size1 | mm | 44.75 -0.009-0.025 |
| Size 2 | mm | 44.50 -0.009-0.025 |
| Radial conrod bearing play | mm | 0.020 ... 0.055 |