| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| FIAT | 46808606 | Direct Cross Interchange | 10 |
| ERNST | 757454 | Direct Cross Interchange | 10 |
| ASSO | 120092 | Direct Cross Interchange | 9 |
| WALKER | 20794 | Direct Cross Interchange | 9 |
| MTS | 043632 | Direct Cross Interchange | 8 |
| KLARIUS | 321471 | Direct Cross Interchange | 8 |
| AS | 55288 | Direct Cross Interchange | 8 |
| FONOS | 20794 | Direct Cross Interchange | 7 |
| QUINTON HAZELL | 321471 | Direct Cross Interchange | 7 |
| SIGAM | 13143 | Direct Cross Interchange | 5 |
| VENEPORTE | FA25512K | Direct Cross Interchange | 4 |
| FENNO | P222CAT | Indirect Cross Interchange | 5 |
| KLARIUS | 380361 | Indirect Cross Interchange | 4 |
| BM CATALYSTS | BM91037H | Indirect Cross Interchange | 4 |
| ALFAROME/FIAT/LANCI | 46808606 | Indirect Cross Interchange | 3 |
| QUINTON HAZELL | 380361 | Indirect Cross Interchange | 3 |
| BM CATALYSTS | BM91037 | Indirect Cross Interchange | 2 |
| BM CATALYSTS | 91037H | Indirect Cross Interchange | 2 |
| MAGNAFLOW | K673 | Indirect Cross Interchange | 2 |
| MAGNAFLOW | 71812 | Indirect Cross Interchange | 2 |
| ROSI | 321471 | Indirect Cross Interchange | 2 |
| FENNO | P222CA | Indirect Cross Interchange | 2 |
| FIAT / LANCIA | 46808606 | Indirect Cross Interchange | 2 |
| ANSA | NOCAT | Indirect Cross Interchange | 1 |
| MTS | 0121710 | Indirect Cross Interchange | 1 |
| BOSAL | NOCAT | Indirect Cross Interchange | 1 |
| MTS | 43632 | Indirect Cross Interchange | 1 |
| TIMAX | NOCAT | Indirect Cross Interchange | 1 |
| TIMAX | 321471 | Indirect Cross Interchange | 1 |
| AS | ?55288 | Indirect Cross Interchange | 1 |