Schedule 2023 Pacific Challenge Cup Schedule Event #1: Thunderhill Raceway Park – May 5-7 SCCA Hoosier Super Tour (Live Streaming) OPTIONAL! Event #2: Portland International Raceway – May 13-14th SCCA Hoosier Super Tour ( Live Streaming) – Optional weekend Event #3: Pacific Raceways – May 27-28th SCCA Majors Event #4: Mission Raceway – July 22-24th CACC #4 Event #5: Mission Raceway – Aug 19-20 CACC #5 Event #6: Mission Raceway – Sept 16-17 ICSCC – Optional weekend