| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| BGA | V017022 | Direct Cross Interchange | 7 |
| AE | V90398 | Direct Cross Interchange | 6 |
| IPSA | VL024000 | Direct Cross Interchange | 6 |
| FRECCIA | R3592SCR | Direct Cross Interchange | 6 |
| TRW Engine Component | 17022 | Direct Cross Interchange | 5 |
| FIAT | 4412816 | Direct Cross Interchange | 5 |
| TRW | 17022 | Direct Cross Interchange | 4 |
| CORTECO | 552632B | Indirect Cross Interchange | 4 |
| OSVAT | 2632 | Indirect Cross Interchange | 3 |
| EQUAL QUALITY | RM0428 | Indirect Cross Interchange | 3 |
| KOLBENSCHMIDT | 17022126 | Indirect Cross Interchange | 2 |
| INTERMOTOR | 1240 | Indirect Cross Interchange | 2 |
| LANCIA | 4412816 | Indirect Cross Interchange | 2 |
| AUTOBIANCHI | 4412816 | Indirect Cross Interchange | 2 |
| INTERVALVES | 1240 | Indirect Cross Interchange | 1 |