| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| FIAT | 51741424 | Direct Cross Interchange | 8 |
| MEAT & DORIA | 76934 | Direct Cross Interchange | 6 |
| AIRTEX | E10473M | Direct Cross Interchange | 6 |
| SIDAT | 72286 | Direct Cross Interchange | 6 |
| HOFFER | 7506934 | Direct Cross Interchange | 5 |
| FISPA | 22286 | Direct Cross Interchange | 5 |
| MESSMER | 775266 | Direct Cross Interchange | 4 |
| PIERBURG | 702701570 | Direct Cross Interchange | 3 |
| LANCIA | 51741424 | Indirect Cross Interchange | 5 |
| ALFA ROMEO | 51741424 | Indirect Cross Interchange | 5 |
| ERA | 775266 | Indirect Cross Interchange | 4 |
| PIERBURG | 70270157 | Indirect Cross Interchange | 1 |
| MARWAL | 7810203 | Indirect Cross Interchange | 1 |
| BOSCH | 0580303084 | Indirect Cross Interchange | 1 |
| FIAT | 46833708 | Indirect Cross Interchange | 1 |
| FIAT | 46833635 | Indirect Cross Interchange | 1 |
| ALFA ROMEO | 51767877 | Indirect Cross Interchange | 1 |
| BOSCH | 0580303036 | Indirect Cross Interchange | 1 |
| BOSCH | 0580303033 | Indirect Cross Interchange | 1 |
| LANCIA | 46833708 | Indirect Cross Interchange | 1 |
| LANCIA | 46833635 | Indirect Cross Interchange | 1 |
| FIAT | 51767877 | Indirect Cross Interchange | 1 |
| LANCIA | 51767877 | Indirect Cross Interchange | 1 |
| ALFA ROMEO | 46833708 | Indirect Cross Interchange | 1 |
| ALFA ROMEO | 46833635 | Indirect Cross Interchange | 1 |