| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| CONTITECH | 3PK977ELAST | Direct Cross Interchange | 1 |
| RPK | RPK3PK977 | Indirect Cross Interchange | 1 |
| SK | SK3PK977 | Indirect Cross Interchange | 1 |
| FLENNOR | 3PK0977ST | Indirect Cross Interchange | 1 |
| HUTCHINSON | 977SK3 | Indirect Cross Interchange | 1 |
| QUINTON HAZELL | QBR3977E | Indirect Cross Interchange | 1 |
| DAYCO | 3PK977EE | Indirect Cross Interchange | 1 |
| GATES | 3PK977SF | Indirect Cross Interchange | 1 |