Spark Plugs: Notes

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 Lincoln Blackwood, 2003 Ford Pickup, 2003 Ford F550 Super Duty, 2003 Ford F450 Super Duty, and 2003 Ford Excursion. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: See vehicle underhood emissions information decal for spark plug gap specification.

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.