See also:

Octane recommendations
3.7L V6 engine “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 ...

What you should know about automotive fuels
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Overview
Lincoln MKT full-size crossover offers a dramatically improved ride, sharper handling, better fuel economy and new safety technologies including rear inflatable seat belts for the 2013 model year, p ...