| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| FISPA | 22520 | Direct Cross Interchange | 5 |
| SIDAT | 72520 | Direct Cross Interchange | 5 |
| FIAT | 51742230 | Direct Cross Interchange | 4 |
| BOSCH | 0580303083 | Direct Cross Interchange | 4 |
| ALFA ROMEO | 51742230 | Direct Cross Interchange | 3 |
| LANCIA | 51742230 | Direct Cross Interchange | 3 |
| MEAT & DORIA | 77169 | Indirect Cross Interchange | 6 |
| PIERBURG | 702701550 | Indirect Cross Interchange | 4 |
| MESSMER | 775284 | Indirect Cross Interchange | 2 |