Other information:
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
Measure the diameter of each intake and exhaust valve
stem at the points shown. Verify the diameter is within specification.
..
Removal
Turn the ignition switch to the OFF position and apply the parking brake.
Remove the air cleaner assembly.
Refer to: Air Cleaner (303-12D Intake Air Distribution and Filtering - 2.7L EcoBoost (238kW/324PS), Removal and Installation).
Refer to: Air Cleaner (303-12C Intake Air Distribution and Filtering - 2.5L Duratec (125kW/170PS), Removal and Instal..