Spark Plugs
WARNING: This page is about a different variant/trim than selected.
NOTE:
If reusing originally installed spark plugs, reinstall them in original position. Some cylinders use platinum ground electrodes and some cylinders use platinum positive electrodes. Replacement platinum spark plugs are double platinum electrode spark plugs and are used for all cylinders.
SPARK PLUG TYPE
| Application | Motorcraft No. |
|---|---|
| 4.2L | AGSF-34EE |
SPARK PLUG SPECIFICATIONS
| Application | Gap In. (mm) | Torque Ft. Lbs. (N.m) |
|---|---|---|
| 4.2L | .052-.056 (1.32-1.42) | 7-14 (9-20) |