Motorcraft part numbers
Refer to scheduled maintenance information for the appropriate intervals for changing the spark plugs.
Replace the spark plugs with ones that meet Ford material and design specifications for your vehicle, such as Motorcraft or equivalent replacement parts. The customer warranty may be void for any damage to the engine if such spark plugs are not used.
See also:
Adding engine oil
1. Check the engine oil. For instructions, refer to Checking the engine
oil in this chapter.
2. If the engine oil level is not within the normal operating range, add
only certified engine oil of ...
Maintenance product specifications and capacities
1Use of synthetic or synthetic blend motor oil is not mandatory. Engine oil
need only meet the
requirements of Ford specification WSS-M2C945-A and the API Certification
mark.
2Add ...