2023 AdventHealth 400

The 2023 AdventHealth 400 was a NASCAR Cup Series race held on May 7, 2023, at Kansas Speedway in Kansas City, Kansas. Contested over 267 laps on the 1.5 mile asphalt speedway, it was the 12th race of the 2023 NASCAR Cup Series season.

Background
Kansas Speedway is a 1.5 mi tri-oval race track in Kansas City, Kansas. It was built in 2001 and hosts two annual NASCAR race weekends. The NTT IndyCar Series also raced there until 2011. The speedway is owned and operated by the International Speedway Corporation.

Entry list

 * (R) denotes rookie driver.
 * (i) denotes the driver ineligible for series driver points.

Practice
Denny Hamlin was the fastest in the practice session with a time of 30.877 seconds and a speed of 174.887 mph.

Qualifying
William Byron scored the pole for the race with a time of 30.133 and a speed of 179.206 mph.

Post Race
After the race was over, there was a big fistfight on pit road between Noah Gragson and Ross Chastain on pit road. The two were discussing an on track incident where Gragson hit the wall when things started to escalate quickly when Gragson grabbed Chastain's firesuit. Chastain told Gragson to stop but Gragson didn't and Chastain responded by throwing a punch at Gragson that connected and the two got into a scuffle on pit road. Gragson tried to punch Chastain back but was held back by security and the two were eventually separated on pit road.

Stage results
Stage One Laps: 80

Stage Two Laps: 85

Final Stage results
Stage Three Laps: 102

Race statistics

 * Lead changes: 37 among 12 different drivers
 * Cautions/Laps: 11 for 57 laps
 * Red flags: 0
 * Time of race: 3 hours, 24 minutes, and 24 seconds
 * Average speed: 117.564 mph

Television
Fox Sports covered their 12th race at the Kansas Speedway. Mike Joy, Clint Bowyer and Kurt Busch called the race from the broadcast booth. Jamie Little, Regan Smith and Josh Sims handled the pit road for the television side. Larry McReynolds provided insight from the Fox Sports studio in Charlotte.

Radio
MRN had the radio call for the race which was also simulcast on Sirius XM NASCAR Radio. Alex Hayden, Jeff Striegle and former crew chief Todd Gordon called the race in the booth when the field raced through the tri-oval. Dave Moody covered the race from the Sunoco spotters stand outside turn 2 when the field was racing through turns 1 and 2. Mike Bagley called the race from a platform outside turn 4. Steve Post, Brienne Pedigo, and Jason Toy worked pit road for the radio side.

Standings after the race

 * Drivers' Championship standings


 * Manufacturers' Championship standings


 * Note: Only the first 16 positions are included for the driver standings.
 * . – Driver has clinched a position in the NASCAR Cup Series playoffs.