In fact the 2013 GT500 is the most fuel-efficient car with over 550 horsepower in ... the rubber on the pavement without punishing the driver's spine and six-pot Brembo brakes that dissipate ...
With a 7:37.47 lap time, the Z/28 emerged as the fastest muscle car ever to lap the circuit. But what was missing from that picture was how fast the king of all Mustangs, the Shelby GT500 ...