| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| TRW Engine Component | 3997 | Direct Cross Interchange | 1 |
| TRW | 3997 | Direct Cross Interchange | 1 |
| PORSCHE | 039109611L | Direct Cross Interchange | 1 |
| INTERVALVES | 1423 | Indirect Cross Interchange | 1 |
| VW | 039109611L | Indirect Cross Interchange | 1 |