Crankshaft Main Bearing Journals
WARNING: This page is about a different car, the 2018 BMW 330i xDrive, 2018 BMW 330i, 2017 BMW 330i xDrive, and 2017 BMW 330i. However, it is still accessible from the selected car via links, so may be relevant.
TECHNICAL DATA SPECIFICATIONS
| Grinding stage of main bearing journals 1 | Main bearing journal / guide bearing tappet | |
| Stage 0 K1 (color blue) | mm | 49.993... 49.989 |
| Stage 0 K2 (color Green) mm 49.988... 49.982 | mm | |
| Stage 0 K3 (color brown) mm 49.981... 49.977 | mm | |
| Grinding stage of main bearing journals 2 to 5 | Main bearing journal / guide bearing tappet | |
| Stage 0 K1 (color blue) | mm | 50.000... 49.996 |
| Stage 0 K1 (color Green) | mm | 49.995... 49.989 |
| Stage 0 K3 (color brown) | mm | 49.988... 49.984 |
| Grinding stage 1 K1 | mm | not yet enabled |
| Grinding stage 1 K2 | mm | not yet enabled |
| Grinding stage 1 K3 | mm | not yet enabled |
| Grinding stage 2 K1 | mm | not yet enabled |
| Grinding stage 2 K2 | mm | not yet enabled |
| Grinding stage 2 K3 | mm | not yet enabled |
| Crankshaft bearing clearance, radial | mm | 0.023... 0.054 |
| Crankshaft bearing clearance, axial | mm | 0.060... 0.210 |
| Maximum crankshaft friction coefficient, bearing section bolted | Nm | ≤ 2 |