Engine

Spark Plugs

~1min read

Removal and Installation

1. Remove the ignition coil-on-plug. For additional information, refer to Ignition Coil-On-Plug in this section.

2. NOTE: Use compressed air to remove any foreign material from the spark plug well before removing the spark plugs.

NOTE: If an original spark plug is used, make sure it is installed in the same cylinder from which it was taken. New spark plugs can be used in any cylinder.

Remove the RH spark plugs.

Spark Plugs

3. Remove the LH spark plugs.

Spark Plugs

4. Inspect the spark plugs. Install new spark plugs as necessary. For additional information, refer to Section.

5. Adjust the spark plug gap as necessary.

Spark Plugs

6. To install, reverse the removal procedure.

Test yourself

A quick Ford Mustang quiz: every answer comes with an explanation and a link to the manual page.