The Cook Out Southern 500 marks the 27th race of the 2023 NASCAR Cup Series season and the first playoffs race of the season. The green flag is set to drop at 6 pm ET on Sunday, September 3, at the Darlington Raceway.A total of 36 drivers will compete over 367 laps in this week’s NASCAR Cup Series race. This will be the 74th annual Cook Out Southern 500 hosted by the Darlington Raceway in the history of the Cup Series.The 1.366-mile-long egg-shaped oval track features 25 degrees of banking in turns one and two, 23 degrees of banking in turns three and four, three degrees on the frontstretch and two degrees on the backstretch.The venue began hosting NASCAR races in 1950 and currently hosts the Cup Series, Xfinity Series, and Truck Series.Heading to the Darlington Raceway, regular season points champion Martin Truex Jr. stands at the top of the odds table at +500 to win Sunday's Cook Out Southern 500, according to dknetwork.draftkings.com.The 2021 NASCAR Cup Series champion Kyle Larson holds the second-highest odds at +550 to claim the race.They are followed by William Byron at +750, Denny Hamlin at +750, Kyle Busch at +1000, Ross Chastain at +1100, and Christopher Bell at +1100 in the top-five highest odds.Erik Jones, the defending champion of the event, is coming into the race with the 12th-highest odds at +2800.Opening odds for 2023 NASCAR Cook Out Southern 500Here are the odds for all participating NASCAR Cup Series drivers competing at the Darlington Raceway:Martin Truex Jr., +500Kyle Larson, +550William Byron, +750Denny Hamlin, +750Kyle Busch, +1000Ross Chastain, +1100Christopher Bell, +1100Tyler Reddick, +1300Kevin Harvick, +1500Chris Buescher, +1500Brad Keselowski, +1600Chase Elliott, +1700Ryan Blaney, +1800Joey Logano, +1800Erik Jones, +2800Bubba Wallace, +2800Ty Gibbs, +3500Daniel Suarez, +5500Alex Bowman, +5500Ricky Stenhouse Jr., +10000Michael McDowell, +10000Carson Hocevar, +15000Austin Dillon, +20000Aric Almirola, +25000A.J. Allmendinger, +25000Chase Briscoe, +30000Ryan Preece, +40000Justin Haley, +40000Harrison Burton, +40000Corey Lajoie, +40000Austin Cindric, +40000Ryan Newman, +50000Ty Dillon, +100000Todd Gilliland, +100000JJ Yeley, +100000BJ McLeod, +100000The live telecast of Sunday's Cook Out Southern 500 can be viewed on USA Network and MRN.