| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| MEAT & DORIA | 81641 | Direct Cross Interchange | 1 |
| MAGNETI MARELLI | 460002014010 | Direct Cross Interchange | 1 |
| HOFFER | 7481641 | Direct Cross Interchange | 1 |
| NGK | 0032 | Direct Cross Interchange | 1 |
| OPEL | 93185159 | Indirect Cross Interchange | 4 |
| LANCIA | 55562290 | Indirect Cross Interchange | 2 |
| IVECO | 55562290 | Indirect Cross Interchange | 2 |
| FIAT | 55562290 | Indirect Cross Interchange | 2 |
| ALFA ROMEO | 55562290 | Indirect Cross Interchange | 2 |
| NTK (NGK-GROUP) | LZA15GM3 | Indirect Cross Interchange | 2 |
| NTK (NGK-GROUP) | LZA15GM1 | Indirect Cross Interchange | 2 |
| WALKER PRODUCTS | 80095018 | Indirect Cross Interchange | 2 |
| GENERAL MOTORS | 93188908 | Indirect Cross Interchange | 2 |
| GENERAL MOTORS | 93185159 | Indirect Cross Interchange | 2 |
| GENERAL MOTORS | 55562290 | Indirect Cross Interchange | 2 |
| GENERAL MOTORS | 55191128 | Indirect Cross Interchange | 2 |
| OPEL | 855419 | Indirect Cross Interchange | 2 |
| OPEL | 55562290 | Indirect Cross Interchange | 2 |