Thread: New Rig is here (pics up)
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Old 09-21-2008, 01:36 PM   #58 (permalink)
GreenWannabe
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Join Date: Feb 2008
Location: Northern Alabama
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My 35K lb. RV with a 450 hp Cummins got an average of 8.3 mpg including idle. On a long trip, keeping my speed down to about 55 to please my wife, I got as much as 10 mpg.

Fred
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