| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| STANDARD MOTOR PRODUCTS | EM6557U | Direct Cross Interchange | 1 |
| STANDARD MOTOR PRODUCTS | EM6557 | Direct Cross Interchange | 1 |
| STANDARD MOTOR | EM6557 | Direct Cross Interchange | 1 |
| CARDONE | 796557V | Direct Cross Interchange | 1 |
| PLYMOUTH | 4606557AA | Indirect Cross Interchange | 1 |
| DODGE | 4606557AA | Indirect Cross Interchange | 1 |
| AMC | 4606557AA | Indirect Cross Interchange | 1 |