"gallons per mile" - you sure got that right. That's why they come with such large gas tanks. That way you can go a whole 6 feet further on a full tank than one of them sissy cars. "Sure I had to rent out the kids and have the old lady work 8 jobs, as well as remortgage the house a couple of times just to pay for gas last week; but dang, she got so much power she can tow a Peterbilt!"