11 21 Crankshaft and Bearings N52 B30
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ENGINE - TECHNICAL DATA (11 21 CRANKSHAFT AND BEARINGS N52 B30)
| Grinding stages, crankshaft guide bearing | ||
| Standard | mm | 24.0 F8 |
| Size 1 | mm | 24.2 F8 |
| Size 2 | mm | 24.4 F8 |
| Crankshaft axial play | mm | 0.060 ... 0.250 |
ENGINE - TECHNICAL DATA (11 21 CRANKSHAFT AND BEARINGS N52 B30)
| Ground sizes of conrod bearing journals | ||
| Standard | mm | 50.00 -0.009-0.025 |
| Radial conrod bearing play | mm | 0.025...0.070 |
ENGINE - TECHNICAL DATA (11 21 CRANKSHAFT AND BEARINGS N52 B30)
| Ground sizes of main bearing journals | main bearing journal | |
| Original (designation S1) | mm | 55.998 ... 55.992 |
| Original (designation S2) | mm | 55.992 ... 55.987 |
| Original (designation S3) | mm | 55.987 ... 55.981 |
| Grinding stage 1 (designation B1) | mm | 55.748 ... 55.742 |
| Grinding stage 1 (designation B2) | mm | 55.742 ... 55.737 |
| Grinding stage 1 (designation B3) | mm | 55.737 ... 55.731 |
| Grinding stage 2 (designation C1) | mm | 55.498 ... 55.492 |
| Grinding stage 2 (designation C2) | mm | 55.492 ... 55.487 |
| Grinding stage 2 (designation C3) | mm | 55.487 ... 55.481 |
| Crankshaft bearing clearance, radial | mm | 0.020 ... 0.046 |
| Max. permitted runout at center crankshaft journal | mm | 0.15 |
ENGINE - TECHNICAL DATA (11 21 CRANKSHAFT AND BEARINGS N52 B30)
| Ground sizes of main bearing journals | Guide bearing journal | |
| Original (designation S1) | mm | 64.998 ... 64.992 |
| Original (designation S2) | mm | 64.992 ... 64.987 |
| Original (designation S3) | mm | 64.987 ... 64.981 |
| Grinding stage 1 (designation B1) | mm | 64.748 ... 64.742 |
| Grinding stage 1 (designation B2) | mm | 64.742 ... 64.737 |
| Grinding stage 1 (designation B3) | mm | 64.737 ... 64.731 |
| Grinding stage 2 (designation C1) | mm | 64.498 ... 64.492 |
| Grinding stage 2 (designation C2) | mm | 64.492 ... 64.487 |
| Grinding stage 2 (designation C3) | mm | 64.487 ... 64.481 |
| Crankshaft bearing clearance, radial | mm | 0.020 ... 0.046 |
| Max. permitted runout at center crankshaft journal | mm | 0.15 |