| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| FISPA | 21022 | Direct Cross Interchange | 10 |
| SIDAT | 71022 | Direct Cross Interchange | 10 |
| MAGNETI MARELLI | 119751759960 | Direct Cross Interchange | 4 |
| FIAT | 7736885 | Direct Cross Interchange | 4 |
| FIAT | 46447896 | Direct Cross Interchange | 3 |
| ALFA ROMEO | 7736885 | Direct Cross Interchange | 3 |
| ALFA ROMEO | 46447896 | Direct Cross Interchange | 3 |
| MARWAL | 7517500 | Direct Cross Interchange | 3 |
| LANCIA | 7736885 | Direct Cross Interchange | 3 |
| LANCIA | 46447896 | Direct Cross Interchange | 3 |
| MAGNETI MARELLI | SUA129 | Direct Cross Interchange | 3 |
| MEAT & DORIA | 79022 | Indirect Cross Interchange | 11 |
| AIRTEX | E10537S | Indirect Cross Interchange | 5 |
| VALEO | 347377 | Indirect Cross Interchange | 4 |
| VDO | X10745004001V | Indirect Cross Interchange | 2 |
| PIERBURG | 702700650 | Indirect Cross Interchange | 2 |