| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| MAGNETI MARELLI | 714028871701 | Direct Cross Interchange | 2 |
| SEIMA | 28871701 | Direct Cross Interchange | 2 |
| FIAT | 0009944876 | Direct Cross Interchange | 1 |
| MAGNETI MARELLI | 42033 | Direct Cross Interchange | 1 |
| LANCIA | 9944876 | Direct Cross Interchange | 1 |
| LANCIA | 0009944876 | Direct Cross Interchange | 1 |
| FIAT | 9944876 | Direct Cross Interchange | 1 |
| MAGNETI MARELLI | 714028871801 | Indirect Cross Interchange | 1 |
| MAGNETI MARELLI | 714028841801 | Indirect Cross Interchange | 1 |
| AUTOBIANCHI | 9944877 | Indirect Cross Interchange | 1 |
| LANCIA | 9944877 | Indirect Cross Interchange | 1 |