Combined HPDE and Group 133 Race Event Event Format: 1-Day event; 3 group format (Novice & Intermediate 1 combined, Intermediate 2 & Advanced combined, & Group 133 race group; lots of track time/day. HPDE groups - controlled passing in designated areas with a signal/point-by. Race group - program designed to introduce qualified drivers with full safety gear and specially equipped car to sprint racing.