| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| CALORSTAT by Vernet | BS4511 | Direct Cross Interchange | 9 |
| FAE | 24390 | Direct Cross Interchange | 8 |
| ANGLI | 451 | Direct Cross Interchange | 6 |
| ERA | 330336 | Direct Cross Interchange | 6 |
| ALFA ROMEO | 60515008 | Direct Cross Interchange | 5 |
| FIAT | 82416970 | Direct Cross Interchange | 4 |
| FIAT | 5964877 | Direct Cross Interchange | 4 |
| FIAT | 5954516 | Direct Cross Interchange | 4 |
| HELLA | 6DF007664001 | Direct Cross Interchange | 2 |
| CALORSTAT by Vernet | 4511 | Direct Cross Interchange | 2 |
| KW | 510049 | Direct Cross Interchange | 2 |
| EPS | 1810049 | Direct Cross Interchange | 2 |
| INTERMOTOR | 51681 | Direct Cross Interchange | 2 |
| QUINTON HAZELL | XBLS60 | Direct Cross Interchange | 2 |
| ALFA ROMEO | 11330651770000 | Direct Cross Interchange | 1 |
| FAE | 2439 | Direct Cross Interchange | 1 |
| HAVAM | 1810049 | Indirect Cross Interchange | 7 |
| STANDARD | 51681 | Indirect Cross Interchange | 5 |
| PEX | 320050 | Indirect Cross Interchange | 5 |
| INNOCENTI | 323850107 | Indirect Cross Interchange | 3 |
| ALFA ROMEO | 113306517700 | Indirect Cross Interchange | 3 |
| TRW | 601050 | Indirect Cross Interchange | 2 |
| TRW | 600906 | Indirect Cross Interchange | 2 |
| TRW | 600905 | Indirect Cross Interchange | 2 |
| MASERATI | 323850107 | Indirect Cross Interchange | 2 |
| FERRARI | 119439 | Indirect Cross Interchange | 2 |
| SEAT | SE023952510A | Indirect Cross Interchange | 2 |
| ERA | 600905 | Indirect Cross Interchange | 2 |
| FIAT | 9459005 | Indirect Cross Interchange | 1 |
| FIAT / LANCIA | 82416970 | Indirect Cross Interchange | 1 |
| FIAT / LANCIA | 5964877 | Indirect Cross Interchange | 1 |
| FIAT / LANCIA | 5954516 | Indirect Cross Interchange | 1 |