First 2010 Shelby GT500, two Mustang concepts to be auctioned

Three future Mustang classics will be auctioned off at the seventh annual Barrett-Jackson event April 9-11 in Palm Beach, Fla.

The headliner is the first retail 2010 Ford Shelby GT500. The other two ponies are concepts that debuted during the 2003 auto show season. All three promise to sell for much more than the price of a standard Mustang.

The Shelby is painted in Kuna Blue with white stripes. It has an option package personally chosen by Carroll Shelby, and it features the ultra-powerful, supercharged 5.4-liter engine pushing about 500 hp.

The concepts are a red GT convertible and a silver GT coupe. They

By Jake Lingeman