2011 Ford Shelby GT500 Mustang gets more power, loses gas-guzzler tax:

February 8, 2010

The 2011 version of the Ford Shelby GT500 Mustang carries a supercharged 5.4-liter V8 that weighs less, delivers more power and uses a unique spray-coating process that eliminates the need for cast-iron liners in the aluminum cylinder block.

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