Next-Gen Shelby GT500 To Get 500+ HP "Road Runner" V8!

Amid spy photos of a Coyote-engined Ford F-150, our friends at PickupTrucks.com tell us to expect a twin-turbo 5.0-liter "Road Runner" V8 with output of well over 500 HP to debut in the next-generation Shelby GT500 in 2012. Meep!Meep! [PickupTrucks.com]