2016 Ford Mustang Shelby GT350: At The Wheel Of The Best Mustang Ever Published on September 3, 2015 in First Drives by Gabriel Gélinas Photo: Ford 2016 Ford Mustang Shelby GT350 - The 5.2-litre naturally aspirated V8 with a flat-plane crankshaft. Revs are limited to 8,250 rpm.