| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| FIAT | 51718928 | Direct Cross Interchange | 4 |
| MALò | 157314 | Direct Cross Interchange | 4 |
| CORTECO | 80001483 | Direct Cross Interchange | 3 |
| CF GOMMA | 8532540 | Direct Cross Interchange | 3 |
| MAGNETI MARELLI | 030607010018 | Direct Cross Interchange | 3 |
| ORIGINAL IMPERIUM | 29061 | Direct Cross Interchange | 1 |
| OCAP | 1225637 | Indirect Cross Interchange | 2 |
| ORIGINAL IMPERIUM | 29062 | Indirect Cross Interchange | 2 |
| LANCIA | 51718928 | Indirect Cross Interchange | 1 |
| ALFA ROMEO | 51718928 | Indirect Cross Interchange | 1 |
| BIRTH | 51562 | Indirect Cross Interchange | 1 |