| Race details[1][2][3][4][5][6][7][8][9] | |||
|---|---|---|---|
| Race 27 of 36 in the 2023 NASCAR Cup Series | |||
 | |||
| Date | September 3, 2023 | ||
| Location | Darlington Raceway in Darlington, South Carolina | ||
| Course |
Permanent racing facility 1.366 mi (2.198 km) | ||
| Distance | 367 laps, 501.322 mi (806.666 km) | ||
| Average speed | 120.906 miles per hour (194.579 km/h) | ||
| Pole position | |||
| Driver | Joe Gibbs Racing | ||
| Time | 29.065 | ||
| Most laps led | |||
| Driver | Denny Hamlin | Joe Gibbs Racing | |
| Laps | 177 | ||
| Winner | |||
| No. 5 | Kyle Larson | Hendrick Motorsports | |
| Television in the United States | |||
| Network | USA | ||
| Announcers | Rick Allen, Jeff Burton, Steve Letarte, Dale Earnhardt Jr., Dale Jarrett and Kyle Petty | ||
| Radio in the United States | |||
| Radio | MRN | ||
| Booth Announcers | Alex Hayden, Jeff Striegle and Todd Gordon | ||
| Turn Announcers | Dave Moody (1–2) and Jason Toy (3–4) | ||
The 2023 Cook Out Southern 500, the 74th running of the event, was a NASCAR Cup Series race held on September 3, 2023, at Darlington Raceway in Darlington, South Carolina. Contested over 367 laps on the 1.366-mile (2.198 km) egg-shaped oval, it was the 27th race of the 2023 NASCAR Cup Series season, the first race of the 2023 NASCAR playoffs, and the first race of the Round of 16.
- ^ "2023 schedule". Jayski.com. Jayski's Silly Season Site. Retrieved October 10, 2022.
- ^ "Darlington Raceway". NASCAR.com. NASCAR Media Group, LLC. Archived from the original on April 30, 2017. Retrieved August 7, 2022.
- ^ Taranto, Steven (September 14, 2022). "NASCAR releases 2023 Cup Series schedule highlighted by new Chicago, All-Star race stops". CBS Broadcasting Inc. Retrieved March 29, 2023.
- ^ "NASCAR unveils 2023 schedule for its national series". National Association for Stock Car Auto Racing, LLC. September 14, 2022. Retrieved March 29, 2023.
- ^ "Entry List" (PDF). Jayski.com. Jayski's Silly Season Site. August 28, 2023. Retrieved August 28, 2023.
- ^ "Practice Results". NASCAR.com. NASCAR Media Group, LLC. September 2, 2023. Retrieved September 2, 2023.
- ^ "Qualifying Results". NASCAR.com. NASCAR Media Group, LLC. September 2, 2023. Retrieved September 2, 2023.
- ^ "Cook Out Southern 500 Results". NASCAR.com. NASCAR. September 3, 2023. Retrieved September 3, 2023.
- ^ "Points standings" (PDF). Jayski.com. Jayski's Silly Season Site. September 3, 2023. Retrieved September 3, 2023.