| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| LANCIA | 51709313 | Direct Cross Interchange | 1 |
| FIAT | 51709313 | Direct Cross Interchange | 1 |
| ALFA ROMEO | 51709313 | Direct Cross Interchange | 1 |
| MAGNETI MARELLI | 030607010035 | Indirect Cross Interchange | 2 |
| BIRTH | 51280 | Indirect Cross Interchange | 1 |
| OCAP | 1225847 | Indirect Cross Interchange | 1 |
| RUVILLE | 335801 | Indirect Cross Interchange | 1 |
| KAGER | 140043 | Indirect Cross Interchange | 1 |