| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| AUTOBIANCHI | 46791353 | Direct Cross Interchange | 1 |
| LANCIA | 46791353 | Direct Cross Interchange | 1 |
| FIAT | 46791353 | Direct Cross Interchange | 1 |
| ALFA ROMEO | 46791353 | Direct Cross Interchange | 1 |
| VEMA | 13523 | Indirect Cross Interchange | 3 |
| TWINTEC | 29403504 | Indirect Cross Interchange | 3 |