| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| FISPA | 22087 | Direct Cross Interchange | 19 |
| SIDAT | 72087 | Direct Cross Interchange | 19 |
| QUINTON HAZELL | QFP917 | Direct Cross Interchange | 16 |
| PIERBURG | 703794040 | Direct Cross Interchange | 16 |
| AIRTEX | E10422M | Direct Cross Interchange | 15 |
| VEMO | V24090019 | Direct Cross Interchange | 13 |
| BOSCH | 0580303008 | Direct Cross Interchange | 12 |
| FIAT | 51746634 | Direct Cross Interchange | 9 |
| FIAT | 46742382 | Direct Cross Interchange | 9 |
| FIAT | 46523409 | Direct Cross Interchange | 9 |
| FIAT | 46472382 | Direct Cross Interchange | 9 |
| MAGNETI MARELLI | 519030309908 | Direct Cross Interchange | 8 |
| LANCIA | 51746634 | Direct Cross Interchange | 7 |
| LANCIA | 46742382 | Direct Cross Interchange | 7 |
| LANCIA | 46523409 | Direct Cross Interchange | 7 |
| LANCIA | 46472382 | Direct Cross Interchange | 7 |
| ALFA ROMEO | 46742382 | Direct Cross Interchange | 4 |
| ALFA ROMEO | 46523409 | Direct Cross Interchange | 4 |
| ALFA ROMEO | 46472382 | Direct Cross Interchange | 4 |
| MAGNETI MARELLI | SUA524 | Direct Cross Interchange | 3 |
| ERA | 775082 | Direct Cross Interchange | 3 |
| ALFA ROMEO | 51746634 | Direct Cross Interchange | 3 |
| MEAT & DORIA | 76561 | Indirect Cross Interchange | 21 |
| ACI - AVESA | ABG621 | Indirect Cross Interchange | 12 |
| PIERBURG | 702701550 | Indirect Cross Interchange | 10 |
| SIDAT | 72278 | Indirect Cross Interchange | 9 |
| MESSMER | 775082 | Indirect Cross Interchange | 6 |
| QUINTON HAZELL | QFP761 | Indirect Cross Interchange | 6 |
| FISPA | 22278 | Indirect Cross Interchange | 5 |
| VEMO | 24090019 | Indirect Cross Interchange | 1 |
| MESSMER | 775082 | Indirect Cross Interchange | 1 |
| PIERBURG | 70379404 | Indirect Cross Interchange | 1 |
| S.I.D.A.T | 72278 | Indirect Cross Interchange | 1 |