Octane recommendations

Octane recommendations  - What you should know about automotive fuels - Maintenance and Specifications - Lincoln MKX Owners Manual - Lincoln MKX

“Regular” unleaded gasoline with a pump (R+M)/2 octane rating of 87 is recommended. Some stations offer fuels posted as “Regular” with an octane rating below 87, particularly in high altitude areas. Fuels with octane levels below 87 are not recommended.

Do not be concerned if your engine sometimes knocks lightly. However, if

Do not be concerned if your engine sometimes knocks lightly. However, if it knocks heavily under most driving conditions while you are using fuel with the recommended octane rating, see your authorized dealer to prevent any engine damage.

    See also:

    Tire rotation
    Rotating your tires at the recommended interval (as indicated in the Scheduled Maintenance chapter) will help your tires wear more evenly, providing better tire performance and longer tire life. ...

    Plastic (non-painted) exterior parts
    Use only approved products to clean plastic parts. These products are available from your authorized dealer. • For routine cleaning, use Motorcraft Detail Wash (ZC-3-A). • If tar or grease spots a ...

    SENSE AND STYLE
    Family Friendly (Not Really, Fair, Great, Excellent): Great Fun-Factor (None, Some, Good Times, Groove-On): Good Times ...