| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| MTS | 043041 | Direct Cross Interchange | 12 |
| IMASAF | 445333 | Direct Cross Interchange | 12 |
| AS | 55149 | Direct Cross Interchange | 11 |
| SIGAM | 12306 | Direct Cross Interchange | 10 |
| BOSAL | 099076 | Direct Cross Interchange | 9 |
| HJS | 90325702 | Direct Cross Interchange | 9 |
| FIAT | 7657421 | Direct Cross Interchange | 8 |
| WALKER | 19142 | Direct Cross Interchange | 8 |
| VENEPORTE | FA25156K | Direct Cross Interchange | 7 |
| LANCIA | 7657421 | Direct Cross Interchange | 7 |
| LANCIA | 7780798 | Direct Cross Interchange | 6 |
| FIAT | 7780798 | Direct Cross Interchange | 6 |
| EEC | FI8001 | Direct Cross Interchange | 6 |
| EEC | FI8001T | Direct Cross Interchange | 5 |
| ALFAROME/FIAT/LANCI | 7657421 | Direct Cross Interchange | 2 |
| ALFAROME/FIAT/LANCI | 7780798 | Direct Cross Interchange | 2 |
| FIAT | 7717693 | Direct Cross Interchange | 2 |
| LANCIA | 7717693 | Direct Cross Interchange | 2 |
| FIAT / LANCIA | 7780798 | Direct Cross Interchange | 1 |
| FIAT / LANCIA | 7717693 | Direct Cross Interchange | 1 |
| FIAT / LANCIA | 7657421 | Direct Cross Interchange | 1 |
| ALFAROME/FIAT/LANCI | 7717693 | Direct Cross Interchange | 1 |
| QUINTON HAZELL | 311091 | Indirect Cross Interchange | 21 |
| KLARIUS | 370080 | Indirect Cross Interchange | 11 |
| QUINTON HAZELL | 370080 | Indirect Cross Interchange | 11 |
| ASSO | 120021 | Indirect Cross Interchange | 9 |
| BM CATALYSTS | BM90060 | Indirect Cross Interchange | 6 |
| MAGNAFLOW | K116 | Indirect Cross Interchange | 5 |
| MAGNAFLOW | 81816 | Indirect Cross Interchange | 5 |
| TESH | 311091 | Indirect Cross Interchange | 3 |
| BOSAL | 99076 | Indirect Cross Interchange | 2 |
| AS | AS55149 | Indirect Cross Interchange | 2 |
| TIMAX | 311091 | Indirect Cross Interchange | 2 |
| ROSI | 311091 | Indirect Cross Interchange | 2 |
| ANSA | 311091 | Indirect Cross Interchange | 2 |
| BOSAL | 098076 | Indirect Cross Interchange | 1 |
| TWINTEC | 22310502 | Indirect Cross Interchange | 1 |
| TWINTEC | 22300502 | Indirect Cross Interchange | 1 |
| BOSAL | 98076 | Indirect Cross Interchange | 1 |
| MAGNETI MARELLI | 394310023200 | Indirect Cross Interchange | 1 |
| MAGNETI MARELLI | 350750690000 | Indirect Cross Interchange | 1 |
| AUTOBIANCHI | 7780798 | Indirect Cross Interchange | 1 |
| AUTOBIANCHI | 7657421 | Indirect Cross Interchange | 1 |
| HENGSTENBERG | 2996622 | Indirect Cross Interchange | 1 |
| AURADIA | R311091 | Indirect Cross Interchange | 1 |
| MIVV | 2198438 | Indirect Cross Interchange | 1 |
| ZARA | 1938 | Indirect Cross Interchange | 1 |
| FONOS | 819142 | Indirect Cross Interchange | 1 |
| DESCAM | 100232 | Indirect Cross Interchange | 1 |
| CISAM | 294977 | Indirect Cross Interchange | 1 |
| MTS | 43041 | Indirect Cross Interchange | 1 |