Thread: Durability vs. Economy
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  #9  
Old 06-07-2012, 10:24 PM
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jchief jchief is offline
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Join Date: May 2009
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I had a 1997 F250 with the 7.3. Got 20 ish on the highway. Have a 2006 F350 6.0 and get 14/15 all around. 16 on highway. With a tail wind.
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