| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| MEAT & DORIA | 86005 | Direct Cross Interchange | 21 |
| HOFFER | 7516005 | Direct Cross Interchange | 20 |
| ALFA ROMEO | 46407008 | Direct Cross Interchange | 18 |
| VEMO | V24720109 | Direct Cross Interchange | 18 |
| QUINTON HAZELL | QM645 | Direct Cross Interchange | 17 |
| MAPCO | 42003 | Direct Cross Interchange | 16 |
| ALFA ROMEO | 60810813 | Direct Cross Interchange | 16 |
| SIDAT | 38645 | Direct Cross Interchange | 15 |
| FISPA | 38645 | Direct Cross Interchange | 14 |
| MAGNETI MARELLI | 213719687010 | Direct Cross Interchange | 13 |
| PEX | LM53 | Direct Cross Interchange | 13 |
| EBERSPACHER | 9005101 | Direct Cross Interchange | 13 |
| FIAT | 46407008 | Direct Cross Interchange | 12 |
| METZGER | 0890231 | Direct Cross Interchange | 12 |
| LANCIA | 60810813 | Direct Cross Interchange | 11 |
| LANCIA | 46407008 | Direct Cross Interchange | 11 |
| FIAT | 60810813 | Direct Cross Interchange | 11 |
| AURADIA | 22671 | Direct Cross Interchange | 10 |
| JOHNS | LMM1011060 | Direct Cross Interchange | 8 |
| MAGNETI MARELLI | 213719657019 | Direct Cross Interchange | 6 |
| MTE-THOMSON | 7154 | Direct Cross Interchange | 2 |
| MAXGEAR | 510028 | Indirect Cross Interchange | 6 |
| FIAT | 60588419 | Indirect Cross Interchange | 5 |
| MAGNETI MARELLI | AMM19687 | Indirect Cross Interchange | 4 |
| ALFA ROMEO | 60588419 | Indirect Cross Interchange | 4 |
| BOSCH | 3437010454 | Indirect Cross Interchange | 3 |
| METZGER | LMMFI004 | Indirect Cross Interchange | 2 |
| S.I.D.A.T | 38645 | Indirect Cross Interchange | 1 |
| VEMO | 24720109 | Indirect Cross Interchange | 1 |