| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| CALORSTAT by Vernet | THW0047 | Direct Cross Interchange | 1 |
| FIAT | 7620303 | Direct Cross Interchange | 1 |
| BEHR THERMOT-TRONIK | C54483 | Direct Cross Interchange | 1 |
| BEHR THERMOT-TRONIK | 629483 | Direct Cross Interchange | 1 |
| LANCIA | 7620303 | Indirect Cross Interchange | 1 |
| ALFA ROMEO | 7691077 | Indirect Cross Interchange | 1 |