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  1. M

    fuel milage

    New to the forum and oil burning world, traded a 2001 5.4L S'Crew F150 HD in for a 2005 F250 Crew Cab Lariat SB 4x4 6.0L. With nearly 400miles on the engine, I averaged 15MPG and that's a lot of city and lead-foot. I'd only get 14MPG at 80MPH in my gasser, even with diesel at $0.20/gal more, I...
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