| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| PIERBURG | 729014040 | Direct Cross Interchange | 6 |
| ALFA ROMEO | 73501358 | Direct Cross Interchange | 2 |
| FIAT | 73501358 | Direct Cross Interchange | 2 |
| LANCIA | 73501358 | Direct Cross Interchange | 2 |
| PIERBURG | 72901404 | Direct Cross Interchange | 2 |
| MEAT & DORIA | 91065 | Indirect Cross Interchange | 5 |
| VEMA | 15897 | Indirect Cross Interchange | 3 |
| PIERBURG | 72901400 | Indirect Cross Interchange | 1 |
| PIERBURG | 729014000 | Indirect Cross Interchange | 1 |