Truck Trend Magazine Executive Editor Allyson Harwood takes at look at four flavors of the 2011 Ford F-150 -- XLT, Lariat, STX and Harley Davidson Editon -- and the four different engines that each one has.

Read the full story here: http://www.motortrend.com/roadtests/trucks/1110_2011_ford_f_150_full_line_test/index.html