FILE - In this July 20, 2018, file photo, Kurt Busch waits in his car before NASCAR Cup Series auto racing practice at New Hampshire Motor Speedway in Loudon, N.H. NASCAR's driver carousel will spin long after the season finale. Former Cup champions Busch and Matt Kenseth, and Daniel Suarez, AJ Allmendinger, Regan Smith and Jamie McMurray are among the drivers certain to start next season with new teams or new roles. (AP Photo/Mary Schwalm, File)

FILE - In this May 11, 2018, file photo, driver Matt Kenseth stands in the garage area before a practice run for a NASCAR Cup Series auto race at Kansas Speedway in Kansas City, Kan. NASCAR's driver carousel will spin long after the season finale. Former Cup champions Kenseth and Kurt Busch, and Daniel Suarez, AJ Allmendinger, Regan Smith and Jamie McMurray are among the drivers certain to start next season with new teams or new roles. (AP Photo/Colin E. Braley, File)

FILE - In this Sept. 28, 2018, file photo, Jamie McMurray climbs into his car before NASCAR auto racing practice at Charlotte Motor Speedway in Concord, N.C. NASCAR's driver carousel will spin long after the season finale. Former Cup champions Kurt Busch and Matt Kenseth, and Daniel Suarez, AJ Allmendinger, Regan Smith and McMurray are among the drivers certain to start next season with new teams or new roles. (AP Photo/Chuck Burton, File)