Comes from an old poem I learned in high school. http://www.truckmodcentral.com/forums/showthread.php?t=20183
Yes. Went to a startup Ford site and I guess starting mouthing off. fullsizeford.com they can have him.
5.4. Best mpg was 20.9 after being lowered on stock tires, with tonneau, cold air and flowmaster 40. But had to do the speed limit to get that. I can get 16 to 18 doing 70 - 80 regularly.