| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| STANDARD MOTOR | UF491 | Direct Cross Interchange | 3 |
| AIRTEX | 5C1609 | Direct Cross Interchange | 3 |
| ORIGINAL ENGINE MANAGEMENT | 50081 | Direct Cross Interchange | 3 |
| WELLS | C1552 | Indirect Cross Interchange | 3 |
| MasterPro | 250081 | Indirect Cross Interchange | 3 |
| ACDelco | D517A | Indirect Cross Interchange | 3 |
| CARQUEST | 521850 | Indirect Cross Interchange | 3 |
| GM | 12578224 | Indirect Cross Interchange | 3 |
| MIGHTY | 50081C | Indirect Cross Interchange | 2 |
| ECHLIN | IC571 | Indirect Cross Interchange | 2 |
| NIEHOFF | WA2431 | Indirect Cross Interchange | 2 |
| WELLS | 521850 | Indirect Cross Interchange | 2 |
| STANDARD MOTOR PRODUCTS | UF491 | Indirect Cross Interchange | 2 |
| FEDERATED | UF491 | Indirect Cross Interchange | 2 |
| WAI WORLD | CUF491 | Indirect Cross Interchange | 2 |
| Forecast | 50081 | Indirect Cross Interchange | 2 |
| GP SORENSEN | 245491 | Indirect Cross Interchange | 2 |
| MasterPro | 50081 | Indirect Cross Interchange | 2 |
| GM | 12629646 | Indirect Cross Interchange | 2 |
| AutoZone | CUF491 | Indirect Cross Interchange | 2 |
| AUTOPART INTERNATIONAL | 302223 | Indirect Cross Interchange | 1 |
| AUTOPART INTERNATIONAL | 2505302223 | Indirect Cross Interchange | 1 |
| GM | 12589623 | Indirect Cross Interchange | 1 |
| GM | 12578244 | Indirect Cross Interchange | 1 |
| ACDelco | D516C | Indirect Cross Interchange | 1 |
| CARQUEST | 50081 | Indirect Cross Interchange | 1 |
| BWD | E991 | Indirect Cross Interchange | 1 |
| CARQUEST | UF491 | Indirect Cross Interchange | 1 |
| NAPA | IC571 | Indirect Cross Interchange | 1 |