The 2013 Shelby GT500 is the ultimate evolution of the fifth-gen Mustang, boasting the supercharged 5.8-liter Trinity V-8, which was good for 662 horsepower at 6500 rpm and 631 lb-ft of torque at 4000 rpm. The engine features cylinder heads designed for better coolant flow, the camshafts from the 2005–06 Ford GT, and piston-cooling oil jets similar to those from the Coyote V-8.
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