| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| TRW Engine Component | 3051 | Direct Cross Interchange | 2 |
| PORSCHE | 93010541908 | Direct Cross Interchange | 2 |
| TRW | 3051 | Direct Cross Interchange | 1 |
| PORSCHE | 93010541951 | Indirect Cross Interchange | 1 |
| INTERVALVES | 1867 | Indirect Cross Interchange | 1 |