Originally Posted by TurboZ (Post 28960)

Also the EPA does tests by granny driving it at precisely 60mph with no head winds, smooth flat concrete, and not Texas stop and go traffic. The difference the wind resistance makes between 60 to 70mph is amazing! I'd say 25mph with a 90 lb old lady barely pushing the gas in perfect conditions at exactly 60mph

Originally Posted by re-rx7 (Post 28547)

Eco boost V6 does 23 and that is believable. That Pentastar engine sucks the balls. Ive drove one no bueno. Rumor is new shelby will be a twin turbo stroked version of the 5.0. The current engine will be two wide and tall to fit.