The 5.0 Mustang Is Back! 11Ben Wojdyla and 123 others eEditaDeleteiInviteBPromoteXDismissXUndismissbBlock for JalopnikbHide The 2011 Ford Mustang GT doesn't look much different than the 2010 on the outside. But underhood? The return of the 5.0-liter V8! Only now it's making 412 HP and 390 lb-ft of torque with an expected 25 MPG. » 12/28/09 12:00am 12/28/09 12:00am2011 Ford Mustang Gets 315 HP V6, 5.0-Liter "Coyote" V8, Six-Speed Gearbox2011 Ford Mustang GT: The 5.0 Is Back!