| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| SIDAT | 72203 | Direct Cross Interchange | 12 |
| FISPA | 22203 | Direct Cross Interchange | 10 |
| FIAT | 46807439 | Direct Cross Interchange | 9 |
| PIERBURG | 703794100 | Direct Cross Interchange | 9 |
| BOSCH | 0580303017 | Direct Cross Interchange | 9 |
| AIRTEX | E10424M | Direct Cross Interchange | 8 |
| VEMO | V24090031 | Direct Cross Interchange | 8 |
| QUINTON HAZELL | QFP873 | Direct Cross Interchange | 7 |
| MAGNETI MARELLI | 519030309917 | Direct Cross Interchange | 6 |
| MAGNETI MARELLI | SUA529 | Direct Cross Interchange | 3 |
| ERA | 775077 | Direct Cross Interchange | 3 |
| LANCIA | 46807439 | Direct Cross Interchange | 3 |
| ALFA ROMEO | 46807439 | Direct Cross Interchange | 3 |
| MEAT & DORIA | 76503 | Indirect Cross Interchange | 11 |
| MESSMER | 775077 | Indirect Cross Interchange | 5 |
| PIERBURG | 702701550 | Indirect Cross Interchange | 4 |
| ACI - AVESA | ABG248 | Indirect Cross Interchange | 2 |
| PIERBURG | 70379410 | Indirect Cross Interchange | 1 |
| MESSMER | 775077 | Indirect Cross Interchange | 1 |
| S.I.D.A.T | 72203 | Indirect Cross Interchange | 1 |