NASCAR O'Reilly Series

Kyle Larson was fastest during the O'Reilly Auto Parts qualifying on Saturday at Darlington Raceway with a lap of 29.994 at 163.953 mph.

Crew chief Patrick Donahue, car chief Dillon Bassett and engineer Morgan Olsen have been barred for the next four O'Reilly events due to fallen ballast from Patrick Staropoli's No. 48 entry during this past weekend's event at Sin City.

NASCAR travels to Darlington Raceway this weekend with all three national series competing at “The Track Too Tough to Tame.”

Kyle Larson piloted the No. 88 JR Motorsports Chevrolet to claim the victory Saturday afternoon in a rare O'Reilly Auto Parts Series appearance.

The reigning two-time Cup Series champion from Elk Grove, California, went from seventh to first during a 47-lap dash that enabled him to achieve his first NASCAR victory of the 2026 season in Sin City.

The 22-year-old Mayer from Franklin, Wisconsin, clocked in a singe-qualifying pole-winning lap at 183.287 mph in 29.462 seconds for his second O'Reilly Auto Parts Series pole of 2026 at Sin City.

The NASCAR Cup Series and the O’Reilly Auto Parts Series travel to Las Vegas Motor Speedway this weekend.

The NASCAR O'Reilly Auto Parts Series began its western swing this past weekend in the desert at Phoenix Raceway, the first race there since the championship finale back in November.

The 2024 O'Reilly Auto Parts Series champion from Riverton, Illinois, rallied from a slow pit service prior to the final stage to notch his first O'Reilly victory of 2026 at Phoenix.

Taylor Gray claimed the pole position for the GOVX 200 at Phoenix Raceway on Friday, March 6.