Piston Dimension & Clearances
| Allocation | Group No. | Cylinder Diameter (in mm) | Piston Diameter |
| Standard Size Std. 96.5 dia. | 0 | 96.498 - 96.503 | 96.485 - 96.490 Millimeter (mm) |
| 0+ | 96.503 - 96.508 | 96.490 - 96.495 Millimeter (mm) | |
| 1 | 96.508 - 96.513 | 96.495 - 96.500 Millimeter (mm) | |
| 1+ | 96.513 - 96.518 | 96.500 - 96.505 Millimeter (mm) | |
| 2 | 96.518 - 96.523 | 96.505 - 96.510 Millimeter (mm) | |
| 2+ | 96.523 - 96.528 | 96.510 - 96.515 Millimeter (mm) | |
| 1st Repair Stage +0.5 Piston repair stages are only available with the group numbers 0, 1 and 2. | 0 | 96.998 - 97.003 | 96.985 - 96.990 Millimeter (mm) |
| 1 | 97.008 - 97.013 | 96.995 - 97.000 Millimeter (mm) | |
| 2 | 97.018 - 97.023 | 97.005 - 97.010 Millimeter (mm) | |
| 2nd Repair Stage +1.0 Piston repair stages are only available with the group numbers 0, 1 and 2. | 0 | 97.498 - 97.503 | 97.485 - 97.490 Millimeter (mm) |
| 1 | 97.508 - 97.513 | 97.495 - 97.500 Millimeter (mm) | |
| 2 | 97.518 - 97.523 | 97.505 - 97.510 Millimeter (mm) |