Dodge is taking his dart to the top flight in this year’s round of the U.S. Global Rallycross Championship with ESPN. Driven by Travis Pastrana and built by SRT, the challenger GRC is a bit ‘different from that of the sedan that can be found at the dealership: puts down 600 horsepower and 550 pound-feet more than its 2.0-liter four-cylinder all four wheels.