| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| MEAT & DORIA | 79077 | Direct Cross Interchange | 9 |
| HOFFER | 7409077 | Direct Cross Interchange | 9 |
| MAGNETI MARELLI | 116742099902 | Direct Cross Interchange | 5 |
| FIAT | 5957833 | Direct Cross Interchange | 4 |
| LANCIA | 7539057 | Direct Cross Interchange | 4 |
| MAGNETI MARELLI | SUA012 | Direct Cross Interchange | 3 |
| ALFA ROMEO | 7539057 | Direct Cross Interchange | 3 |
| ALFA ROMEO | 5957833 | Direct Cross Interchange | 3 |
| LANCIA | 5957833 | Direct Cross Interchange | 3 |
| FIAT | 7539057 | Direct Cross Interchange | 3 |
| SIDAT | 71077 | Indirect Cross Interchange | 10 |
| VALEO | 347513 | Indirect Cross Interchange | 2 |