First-round pairings for NASCAR Cup In-Season Challenge are set - NBC Sports
June 23, 2025 | by Dustin LongThe 32-driver, five-race event, which will pay the winner $1 million, begins this weekend at EchoPark Speedway.
The 32-driver, five-race event, which will pay the winner $1 million, begins this weekend at EchoPark Speedway.