| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| REINZ | 613691000 | Direct Cross Interchange | 4 |
| ALFA ROMEO | 55187704 | Direct Cross Interchange | 4 |
| FAI AutoParts | HG1195 | Direct Cross Interchange | 3 |
| ELRING | 862553 | Direct Cross Interchange | 3 |
| AJUSA | 10152600 | Indirect Cross Interchange | 3 |
| FIAT | 55187704 | Indirect Cross Interchange | 2 |
| ALFA ROMEO | 60671874 | Indirect Cross Interchange | 2 |
| ELRING | 862551 | Indirect Cross Interchange | 1 |
| CORTECO | 415107P | Indirect Cross Interchange | 1 |
| PAYEN | AD5870 | Indirect Cross Interchange | 1 |
| SPESSO | 216406705 | Indirect Cross Interchange | 1 |
| GLASER | 80438 | Indirect Cross Interchange | 1 |
| GOETZE | 3002976900 | Indirect Cross Interchange | 1 |
| LANCIA | 60671874 | Indirect Cross Interchange | 1 |
| LANCIA | 55187704 | Indirect Cross Interchange | 1 |
| FIAT | 60671874 | Indirect Cross Interchange | 1 |