This 1968 Shelby Mustang GT500KR is one of 1,053 “King of the Road” fastback models produced during a three-month period from May through July of 1968.Additional equipment includes a four-speed manual transmission, 3.50:1 Traction-Lok differential, heavy duty suspension setup, front disc brakes, and power steering.The 428ci Cobra Jet V8 was rebuilt in 2016 with a new camshaft, lifters, valve springs, main and rod bearings, and piston rings.The engine compartment was cleaned and various ancillaries were refinished by Tri-C Engineering at that time.Peak output was just under 410 horsepower at 5,200 rpm.The date code is shown stamped on the engine block above, and indicates a build date of May 14, 1968.The five-digit odometer shows under 77k miles, TMU.