| S/N start | S/N end | Variant |
| 14305 | 17000 | 26558 |
| 36001 | 36023 | 26559 |
| 62463 | 65000 | 26558 |
| 70060 | 80000 | 26558 |
| 70060 | 80000 | 26559 |
251.100.
Inlet manifold
`
| S/N start | S/N end | Variant |
| 14305 | 17000 | 26558 |
| 36001 | 36023 | 26559 |
| 62463 | 65000 | 26558 |
| 70060 | 80000 | 26558 |
| 70060 | 80000 | 26559 |