| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| METELLI | 011975 | Direct Cross Interchange | 10 |
| TRW Engine Component | 8188005 | Direct Cross Interchange | 9 |
| LEYLAND | L343FF01 | Direct Cross Interchange | 8 |
| LEYLAND | CAM5821 | Direct Cross Interchange | 8 |
| AE | VAG92059 | Direct Cross Interchange | 8 |
| TRW | 110G51101 | Direct Cross Interchange | 8 |
| ROVER | CAM5821 | Direct Cross Interchange | 5 |
| FRECCIA | G3138 | Direct Cross Interchange | 4 |
| PERKINS | L343FF01 | Indirect Cross Interchange | 1 |
| ROVER | L343FF01 | Indirect Cross Interchange | 1 |
| IPSA | VG096600 | Indirect Cross Interchange | 1 |
| FRECCIA | 3138 | Indirect Cross Interchange | 1 |
| TRW | 110G52041 | Indirect Cross Interchange | 1 |