| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| CALORSTAT by Vernet | 152278 | Direct Cross Interchange | 1 |
| FIAT / LANCIA | 4298930 | Direct Cross Interchange | 1 |
| FIAT / LANCIA | 0004298930 | Direct Cross Interchange | 1 |
| BEHR THERMOT-TRONIK | C29779 | Direct Cross Interchange | 1 |
| CALORSTAT by Vernet | TH152278J | Indirect Cross Interchange | 2 |
| MOTORAD | 26187 | Indirect Cross Interchange | 1 |
| INNOCENTI | 4311105 | Indirect Cross Interchange | 1 |
| FIAT | 4311105 | Indirect Cross Interchange | 1 |
| GATES | TH34387 | Indirect Cross Interchange | 1 |