| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| NGK | 0056 | Direct Cross Interchange | 1 |
| MAGNETI MARELLI | 460002003010 | Direct Cross Interchange | 1 |
| LANCIA | 0055201610 | Indirect Cross Interchange | 2 |
| FIAT | 552011610 | Indirect Cross Interchange | 2 |
| ALFA ROMEO | 0055201610 | Indirect Cross Interchange | 2 |
| HOFFER | 7481569 | Indirect Cross Interchange | 1 |
| MEAT & DORIA | 81569 | Indirect Cross Interchange | 1 |