Posted 2/25/2008 23:05 (#319533 - in reply to #319284) Subject: Re: Mileage 4.6 & 5.4 Ford Engines.
South Western Ontario
I know one guy that claims 27 mpg out of a 2004 5.4 litre. Real proud of that truck as you can tell. I wouldn't expect anything better than 15mpg out of that truck