NASCAR Announces Practice Change That Could Impact Every Remaining Cup Series Race

NASCAR In-Season Challenge finals are set. GettyNASCAR has announced a major practice change that will begin this weekend at New Hampshire Motor Speedway. The sanctioning body will replace the split-group practice format with one combined 50-minute session for all Cup Series teams.The new system starts at New Hampshire and will remain in place for the rest of the 2026 season at non-superspeedway events that are not scheduled for extended practice. NASCAR said the decision came after discussions