Cylinder Bore Specifications
| Allocation | Group No. | Cylinder Diameter | Piston Diameter (in mm) |
| Standard Size Std. 88.0 dia. | 0 | 87.998 - 88.003 Millimeter (mm) | 87.985 - 87.990 |
| 0+ | 88.003 - 88.008 Millimeter (mm) | 87.990 - 87.995 | |
| 1 | 88.008 - 88.013 Millimeter (mm) | 87.995 - 88.000 | |
| 1+ | 88.013 - 88.018 Millimeter (mm) | 88.000 - 88.005 | |
| 2 | 88.018 - 88.023 Millimeter (mm) | 88.005 - 88.010 | |
| 2+ | 88.023 - 88.028 Millimeter (mm) | 88.010 - 88.015 | |
| 1st Repair Stage +0.5 Piston repair stages are only available with the group numbers 0, 1 and 2. | 0 | 88.498 - 88.503 Millimeter (mm) | 88.485 - 88.490 |
| 1 | 88.508 - 88.513 Millimeter (mm) | 88.495 - 88.500 | |
| 2 | 88.518 - 88.523 Millimeter (mm) | 88.505 - 88.510 | |
| 2nd Repair Stage +1.0 Piston repair stages are only available with the group numbers 0, 1 and 2. | 0 | 88.998 - 89.003 Millimeter (mm) | 88.985 - 88.990 |
| 1 | 89.008 - 89.013 Millimeter (mm) | 88.995 - 89.000 | |
| 2 | 89.018 - 89.023 Millimeter (mm) | 89.005 - 89.010 |