Disney And Pixar Cars Piston Cup Action Speedway Playset, 1:55 Scale Track SetReview and buy the Disney And Pixar Cars Piston Cup Action Speedway Playset, 1: 55 Scale Track Set at Maziply Toys today. This interactive Disney and Pixar's Cars Piston Cup Action Speedway Playset lets kids power the race and control the action! Racers simply wind up the booster and watch their cars go. If the race starts to slow down, wind up more for more power, no batteries required! Using the control panel, kids can enter the pit with their