| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| SWAG | 70130009 | Direct Cross Interchange | 18 |
| QUINTON HAZELL | EM3124 | Direct Cross Interchange | 17 |
| CORTECO | 80000864 | Direct Cross Interchange | 17 |
| ORIGINAL IMPERIUM | 26862 | Direct Cross Interchange | 17 |
| RUVILLE | 325801 | Direct Cross Interchange | 16 |
| MAPCO | 33067 | Direct Cross Interchange | 15 |
| BIRTH | 5725 | Direct Cross Interchange | 15 |
| ALFA ROMEO | 7765891 | Direct Cross Interchange | 12 |
| FIAT | 7765891 | Direct Cross Interchange | 12 |
| FIAT | 07765891 | Direct Cross Interchange | 12 |
| MALO | 14802 | Direct Cross Interchange | 12 |
| SASIC | 9001327 | Direct Cross Interchange | 11 |
| HUTCHINSON | 594242 | Direct Cross Interchange | 11 |
| LANCIA | 7765891 | Direct Cross Interchange | 11 |
| MALò | 14802 | Direct Cross Interchange | 9 |
| FIRST LINE | FEM3051 | Direct Cross Interchange | 6 |
| PEX | 1213344 | Direct Cross Interchange | 4 |
| LANCIA | 07765891 | Direct Cross Interchange | 3 |
| MAGNETI MARELLI | 030607010134 | Indirect Cross Interchange | 8 |
| KAGER | 140009 | Indirect Cross Interchange | 3 |
| CF GOMMA | P635 | Indirect Cross Interchange | 2 |
| QUINTON HAZELL | EM3161 | Indirect Cross Interchange | 1 |
| QUINTON HAZELL | EM3160 | Indirect Cross Interchange | 1 |
| QUINTON HAZELL | EM3134 | Indirect Cross Interchange | 1 |
| ALFA ROMEO | 7765892 | Indirect Cross Interchange | 1 |
| CORTECO | 80000192 | Indirect Cross Interchange | 1 |
| CORTECO | 80000191 | Indirect Cross Interchange | 1 |
| CORTECO | 80000018 | Indirect Cross Interchange | 1 |
| FIAT | 7765892 | Indirect Cross Interchange | 1 |
| OCAP | 1225188 | Indirect Cross Interchange | 1 |
| LANCIA | 7765892 | Indirect Cross Interchange | 1 |
| FIAT / LANCIA | 7765891 | Indirect Cross Interchange | 1 |