| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| BIRTH | 51265 | Direct Cross Interchange | 3 |
| ALFA ROMEO | 60694940 | Direct Cross Interchange | 2 |
| ALFA ROMEO | 50502603 | Direct Cross Interchange | 2 |
| LANCIA | 60694940 | Direct Cross Interchange | 1 |
| LANCIA | 50502603 | Direct Cross Interchange | 1 |
| FIAT | 60694940 | Direct Cross Interchange | 1 |
| FIAT | 50502603 | Direct Cross Interchange | 1 |
| MAGNETI MARELLI | 030607010122 | Indirect Cross Interchange | 1 |