| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| GATES | K081213HD | Direct Cross Interchange | 7 |
| GATES | K081213 | Direct Cross Interchange | 7 |
| GOODYEAR | 4081215 | Direct Cross Interchange | 6 |
| Mileage Maker | 1215K8MK | Direct Cross Interchange | 6 |
| CARQUEST | K081213 | Direct Cross Interchange | 5 |
| CARQUEST | K081213HD | Direct Cross Interchange | 4 |
| ACDelco | K081213HD | Indirect Cross Interchange | 6 |
| ACDelco | 8K1213 | Indirect Cross Interchange | 6 |
| MOTORCRAFT | JK81223AA | Indirect Cross Interchange | 6 |
| MOTORCRAFT | JK81223 | Indirect Cross Interchange | 6 |
| MOTORCRAFT | JK81221 | Indirect Cross Interchange | 6 |
| MOTORCRAFT | JK81217 | Indirect Cross Interchange | 6 |
| FORD | F8UZ8620DA | Indirect Cross Interchange | 6 |
| FORD | F8UE8620DB | Indirect Cross Interchange | 6 |
| FORD | 1C2Z8620NA | Indirect Cross Interchange | 6 |
| FORD | 1C2Z8620CA | Indirect Cross Interchange | 6 |
| DAYCO | 5081213 | Indirect Cross Interchange | 6 |
| NAPA | 25081213HD | Indirect Cross Interchange | 5 |
| NAPA | 25081213 | Indirect Cross Interchange | 5 |
| FORD | F8UE8620DA | Indirect Cross Interchange | 4 |
| FORD | F7UE8620DB | Indirect Cross Interchange | 4 |
| GOODYEAR | 1215K8MK | Indirect Cross Interchange | 4 |
| MOTORCRAFT | JK81216 | Indirect Cross Interchange | 4 |
| DAYCO | 207179 | Indirect Cross Interchange | 4 |
| DAYCO | 1213K8 | Indirect Cross Interchange | 4 |
| DAYCO | 1210K8 | Indirect Cross Interchange | 4 |
| FORD | 1C2E8620NA | Indirect Cross Interchange | 2 |
| Fresh Start | 1215K8 | Indirect Cross Interchange | 2 |
| Cadna | 1213K8 | Indirect Cross Interchange | 2 |
| DURALAST | 1215K8 | Indirect Cross Interchange | 2 |
| FORD | YC3Z8620AA | Indirect Cross Interchange | 2 |
| FRESHSTART | 1215K8 | Indirect Cross Interchange | 1 |
| MBL USA | 8PK3080 | Indirect Cross Interchange | 1 |
| DAYCO | 5081217 | Indirect Cross Interchange | 1 |
| FORD | 1C2E8620CA | Indirect Cross Interchange | 1 |
| OE | 25081213HD | Indirect Cross Interchange | 1 |
| OE | 25081213 | Indirect Cross Interchange | 1 |
| MIGHTY | 8K1215 | Indirect Cross Interchange | 1 |
| FORD | 1C2E8620NB | Indirect Cross Interchange | 1 |
| FORD | 1CZ28620NA | Indirect Cross Interchange | 1 |
| FORD | IC2Z8620CA | Indirect Cross Interchange | 1 |
| DURALAST | 1213K8 | Indirect Cross Interchange | 1 |
| Metric Standard | 8PK3080 | Indirect Cross Interchange | 1 |