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Gas mileage in a '78
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06-20-2007, 05:43 PM
Paul K
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76 F250 4x4 w/ 390 4spd & 4.10 gears = 12 mpg highway & 8 around town. You should get a couple mpg better than that since the 351 is less thirsty than a 390...maybe 14 mpg highway.
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