| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| WALKER PRODUCTS | 25023815 | Direct Cross Interchange | 3 |
| HOFFER | 7481035 | Direct Cross Interchange | 2 |
| MEAT & DORIA | 81035 | Direct Cross Interchange | 2 |
| ALFA ROMEO | 60576530 | Indirect Cross Interchange | 3 |
| MAGNETI MARELLI | 460001921010 | Indirect Cross Interchange | 3 |
| LANCIA | 605765300 | Indirect Cross Interchange | 2 |
| LANCIA | 60576530 | Indirect Cross Interchange | 2 |
| FIAT | 605765300 | Indirect Cross Interchange | 2 |
| FIAT | 60576530 | Indirect Cross Interchange | 2 |
| ALFA ROMEO | 605765300 | Indirect Cross Interchange | 2 |
| LUCAS ELECTRICAL | SEB218 | Indirect Cross Interchange | 2 |
| NTK (NGK-GROUP) | OTA5F3C1 | Indirect Cross Interchange | 2 |
| NGK | OTA5F3C1 | Indirect Cross Interchange | 1 |
| CALORSTAT by Vernet | LS130167 | Indirect Cross Interchange | 1 |