| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| RUVILLE | 335801 | Direct Cross Interchange | 4 |
| MAGNETI MARELLI | 030607010035 | Direct Cross Interchange | 3 |
| FIAT | 51709313 | Direct Cross Interchange | 3 |
| FIAT | 46808875 | Direct Cross Interchange | 2 |
| ALFA ROMEO | 51709313 | Indirect Cross Interchange | 1 |
| CF GOMMA | 8532330 | Indirect Cross Interchange | 1 |
| BIRTH | 51280 | Indirect Cross Interchange | 1 |
| OCAP | 1225847 | Indirect Cross Interchange | 1 |
| ORIGINAL IMPERIUM | 25970 | Indirect Cross Interchange | 1 |
| TRIPLE FIVE | 25079 | Indirect Cross Interchange | 1 |