| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| CORTECO | 80001494 | Direct Cross Interchange | 8 |
| SWAG | 70932270 | Direct Cross Interchange | 7 |
| LEMFORDER | 3445901 | Direct Cross Interchange | 5 |
| ALFA ROMEO | 55703651 | Direct Cross Interchange | 4 |
| FIAT | 55703651 | Direct Cross Interchange | 4 |
| MALò | 149711 | Direct Cross Interchange | 4 |
| ALFA ROMEO | 55700433 | Direct Cross Interchange | 3 |
| FIAT | 55700433 | Direct Cross Interchange | 3 |
| OCAP | 1225807 | Indirect Cross Interchange | 4 |
| ORIGINAL IMPERIUM | 25737 | Indirect Cross Interchange | 3 |
| BIRTH | 51012 | Indirect Cross Interchange | 2 |
| MAGNETI MARELLI | 030607010033 | Indirect Cross Interchange | 1 |
| LANCIA | 55703651 | Indirect Cross Interchange | 1 |
| LANCIA | 55700433 | Indirect Cross Interchange | 1 |