Piston Cup racer
Sheldon Shifter is a next-generation Piston Cup racer who takes over the Sputter Stop sponsorship at the beginning of the 2017 season, replacing the previous racer Murray Clutchburn. His racing number is 92.
After next-generation racers begin to receive attention as a result of their higher capabilities, Piston Cup teams begin replacing their veteran stock racers with next-gen models. Shifter replaces Murray Clutchburn as the Sputter Stop racer. He makes his debut in the Florida 500.