Posted 2/26/2008 07:39 (#319695 - in reply to #319284) Subject: Re: Mileage 4.6 & 5.4 Ford Engines.
NC KS
The truck I drive at work is an 04 with a 5.4. It gets a little more than 15 out on the road. I think the 5.4 got a 3 valve head some time in there but I don't know what year.