| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| KLARIUS | GM521K | Direct Cross Interchange | 1 |
| QUINTON HAZELL | GM521K | Direct Cross Interchange | 1 |
| OPEL | 5854254 | Indirect Cross Interchange | 2 |
| OPEL | 13173597 | Indirect Cross Interchange | 2 |
| BOSAL | 878377 | Indirect Cross Interchange | 2 |
| WALKER | 09534 | Indirect Cross Interchange | 2 |
| GENERAL MOTORS | 5854254 | Indirect Cross Interchange | 2 |
| GENERAL MOTORS | 13173597 | Indirect Cross Interchange | 2 |
| VAUXHALL | 5854254 | Indirect Cross Interchange | 2 |
| VAUXHALL | 13173597 | Indirect Cross Interchange | 2 |