| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| DURA | BP524MS | Direct Cross Interchange | 1 |
| BENDIX | D521M | Indirect Cross Interchange | 1 |
| BENDIX | D521 | Indirect Cross Interchange | 1 |
| RAYBESTOS | PGD524M | Indirect Cross Interchange | 1 |
| WAGNER | SX521 | Indirect Cross Interchange | 1 |
| WAGNER | PD621A | Indirect Cross Interchange | 1 |
| AutoZone | PGD524M | Indirect Cross Interchange | 1 |
| ORIGINAL ENGINE MANAGEMENT | 7406D524SD | Indirect Cross Interchange | 1 |
| ORIGINAL ENGINE MANAGEMENT | 7406D524P | Indirect Cross Interchange | 1 |
| ORIGINAL ENGINE MANAGEMENT | 7406D524MS | Indirect Cross Interchange | 1 |
| IAPCO | BP524 | Indirect Cross Interchange | 1 |
| IAPCO | BP521 | Indirect Cross Interchange | 1 |
| IAPCO | 7406D524M | Indirect Cross Interchange | 1 |
| IAPCO | 7403D521M | Indirect Cross Interchange | 1 |
| OE | 7406D524MS | Indirect Cross Interchange | 1 |
| GUARDIAN | G65521 | Indirect Cross Interchange | 1 |
| CENTRIC | 10605240 | Indirect Cross Interchange | 1 |
| CENTRIC | 10605210 | Indirect Cross Interchange | 1 |
| CENTRIC | 10405240 | Indirect Cross Interchange | 1 |
| CENTRIC | 10405210 | Indirect Cross Interchange | 1 |
| CENTRIC | 10205240 | Indirect Cross Interchange | 1 |
| CENTRIC | 10205210 | Indirect Cross Interchange | 1 |
| CARQUEST | BMD521 | Indirect Cross Interchange | 1 |
| CARQUEST | BCD521 | Indirect Cross Interchange | 1 |
| AUTOSPECIALTY | 2852401 | Indirect Cross Interchange | 1 |
| AUTOSPECIALTY | 2452402 | Indirect Cross Interchange | 1 |
| AUTOSPECIALTY | 2452401 | Indirect Cross Interchange | 1 |
| AMERICAN REMANUFACTURING | 762D524 | Indirect Cross Interchange | 1 |
| BENDIX | MRD524 | Indirect Cross Interchange | 1 |
| BENDIX | MKD524 | Indirect Cross Interchange | 1 |
| BENDIX | MKD521 | Indirect Cross Interchange | 1 |
| BENDIX | D524MS | Indirect Cross Interchange | 1 |
| BENDIX | D524 | Indirect Cross Interchange | 1 |
| BENDIX | D521MS | Indirect Cross Interchange | 1 |