| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| MAGNETI MARELLI | 000041684010 | Direct Cross Interchange | 7 |
| ERA | 440018 | Direct Cross Interchange | 6 |
| FIAT | 180528870 | Direct Cross Interchange | 6 |
| MAGNETI MARELLI | DA41684 | Direct Cross Interchange | 6 |
| AUTOBIANCHI | 180528870 | Direct Cross Interchange | 3 |
| ERA | SCC1016 | Indirect Cross Interchange | 1 |
| FIAT | 180938370 | Indirect Cross Interchange | 1 |