Im 30k (loaded pretty good) and the best ive seen (cruise set at 72mph) was 9.9
Going thru the mountains of Tennessee and southern Virginia i saw as low as 8.2, admittedly i was a bit heavy footed (damm i-81 and left lane bandits).
I should also say, Im a single screw, MBE4000 450hp, 12speed autoshift, columbia
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Don R.
'04 Haulmark (M42386) 42', 2 slide, 10kw - Pictures
'04 F350 CrewCab Longbed 4x4, 50g aux tank & gear vendors dbl over
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