| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| IPSA | VL008100 | Direct Cross Interchange | 10 |
| IPSA | VL034500 | Direct Cross Interchange | 9 |
| IPSA | VL022500 | Direct Cross Interchange | 9 |
| AE | V91636 | Direct Cross Interchange | 7 |
| FIAT | 5975341 | Direct Cross Interchange | 7 |
| AE | V90070 | Direct Cross Interchange | 6 |
| FIAT | 4359309 | Direct Cross Interchange | 5 |
| FRECCIA | 3762 | Direct Cross Interchange | 5 |
| FRECCIA | 3563 | Direct Cross Interchange | 5 |
| OSVAT | 2518 | Direct Cross Interchange | 4 |
| MAHLE ORIGINAL | 007VA30703000 | Direct Cross Interchange | 4 |
| KOLBENSCHMIDT | 50004168 | Direct Cross Interchange | 4 |
| FIAT | 4469661 | Direct Cross Interchange | 4 |
| FRECCIA | 3242 | Direct Cross Interchange | 2 |
| LANCIA | 5975341 | Direct Cross Interchange | 2 |
| TRW | 17121 | Direct Cross Interchange | 1 |
| TRW | 17088 | Direct Cross Interchange | 1 |
| INTERVALVES | 1149 | Direct Cross Interchange | 1 |
| FIAT | 4293992 | Direct Cross Interchange | 1 |
| ALFA ROMEO | 7631719 | Direct Cross Interchange | 1 |
| ALFA ROMEO | 7597080 | Direct Cross Interchange | 1 |
| ALFA ROMEO | 5953041 | Direct Cross Interchange | 1 |
| BGA | V017010 | Indirect Cross Interchange | 14 |
| BGA | V993242 | Indirect Cross Interchange | 11 |
| FRECCIA | R3762RCR | Indirect Cross Interchange | 5 |
| FRECCIA | R3563RCR | Indirect Cross Interchange | 5 |
| FIAT | 4173747 | Indirect Cross Interchange | 4 |
| CORTECO | 552518B | Indirect Cross Interchange | 4 |
| TRW | 17010 | Indirect Cross Interchange | 3 |
| INTERMOTOR | 1149 | Indirect Cross Interchange | 3 |
| BGA | V017121 | Indirect Cross Interchange | 3 |
| AE | V91305 | Indirect Cross Interchange | 3 |
| FIAT | 7597080 | Indirect Cross Interchange | 2 |
| AE | V91394 | Indirect Cross Interchange | 2 |
| IPSA | VL057400 | Indirect Cross Interchange | 2 |
| FRECCIA | R3242RCR | Indirect Cross Interchange | 2 |
| LANCIA | 4359309 | Indirect Cross Interchange | 2 |
| TRW | 1708 | Indirect Cross Interchange | 1 |
| FRECCIA | R4175RCR | Indirect Cross Interchange | 1 |
| ALFA ROMEO | 4359309 | Indirect Cross Interchange | 1 |
| FRECCIA | 4175 | Indirect Cross Interchange | 1 |
| IPSA | VL057500 | Indirect Cross Interchange | 1 |
| METELLI | 012302 | Indirect Cross Interchange | 1 |
| METELLI | 012149 | Indirect Cross Interchange | 1 |
| CLEVITE | 2112249 | Indirect Cross Interchange | 1 |
| LANCIA | 4469661 | Indirect Cross Interchange | 1 |