5.0 V8 Detroit Auto ShowBy Ben Wojdyla PO Edit11122L The 5.0 Mustang Is Back!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. Read… 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!