| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| TRW Engine Component | 30001 | Direct Cross Interchange | 3 |
| PORSCHE | 92810540903 | Direct Cross Interchange | 2 |
| PORSCHE | 92810540902 | Direct Cross Interchange | 2 |
| TRW | 30001 | Direct Cross Interchange | 1 |
| INTERVALVES | 1868 | Indirect Cross Interchange | 1 |
| TRW | 30223 | Indirect Cross Interchange | 1 |