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2023 FireKeepers Casino 400 practice 1 results Select a practice session: 1Summary Previous race results / Next race results                     Previous at this track / Next at this track     Post NASCAR Cup Series race number 23 of 36 Monday, August 7, 2023 at Michigan International Speedway, Brooklyn, MI 200 laps on a 2.000 mile paved track (400.000 miles) Time of race: 3:02:59 Average speed: 131.159 mph Pole speed: 193.382 mph Cautions: 9 for 43 laps Margin of victory: .152 sec Attendance: n/a Lead changes: 26 Green flag passes: 3,333 (21.2 per green flag lap) (Source: NASCAR loop data) Glossary    2023 NASCAR Cup Series results   /   2023 standings

Practice 1 results for this race: Rank Driver Nbr Car Time Diff Speed # Laps Best Lap 1 Martin Truex Jr 19 Toyota 37.496     192.020   19 2 2 Christopher Bell 20 Toyota 37.503   0.007   191.985   21 13 3 William Byron 24 Chevrolet 37.553   0.057   191.729   14 3 4 Ty Gibbs 54 Toyota 37.560   0.064   191.693   25 6 5 Ross Chastain 1 Chevrolet 37.602   0.106   191.479   23 5 6 Ryan Blaney 12 Ford 37.618   0.122   191.398   22 10 7 Alex Bowman 48 Chevrolet 37.657   0.161   191.200   24 6 8 Kyle Larson 5 Chevrolet 37.660   0.164   191.184   13 7 9 Tyler Reddick 45 Toyota 37.671   0.175   191.128   19 13 10 Kyle Busch 8 Chevrolet 37.676   0.180   191.103   22 9 11 Chase Elliott 9 Chevrolet 37.696   0.200   191.002   21 8 12 A.J. Allmendinger 16 Chevrolet 37.710   0.214   190.931   23 3 13 Brad Keselowski 6 Ford 37.725   0.229   190.855   13 8 14 Chris Buescher 17 Ford 37.742   0.246   190.769   17 10 15 Bubba Wallace 23 Toyota 37.746   0.250   190.749   17 4 16 Denny Hamlin 11 Toyota 37.779   0.283   190.582   23 5 17 Corey LaJoie 7 Chevrolet 37.824   0.328   190.355   9 8 18 Erik Jones 43 Chevrolet 37.835   0.339   190.300   13 3 19 Daniel Suarez 99 Chevrolet 37.839   0.343   190.280   16 11 20 Joey Logano 22 Ford 37.860   0.364   190.174   17 13 21 Justin Haley 31 Chevrolet 37.894   0.398   190.004   13 4 22 Austin Dillon 3 Chevrolet 37.895   0.399   189.999   22 5 23 Ricky Stenhouse Jr 47 Chevrolet 37.916   0.420   189.893   18 10 24 Aric Almirola 10 Ford 37.937   0.441   189.788   28 7 25 Kevin Harvick 4 Ford 37.992   0.496   189.514   20 4 26 Austin Cindric 2 Ford 38.033   0.537   189.309   10 3 27 Michael McDowell 34 Ford 38.045   0.549   189.250   18 2 28 Chase Briscoe 14 Ford 38.090   0.594   189.026   15 2 29 Ryan Preece 41 Ford 38.109   0.613   188.932   11 2 30 Harrison Burton 21 Ford 38.168   0.672   188.640   17 15 31 Ty Dillon 77 Chevrolet 38.205   0.709   188.457   17 9 32 Josh Berry 42 Chevrolet 38.221   0.725   188.378   19 4 33 Austin Hill 62 Chevrolet 38.242   0.746   188.275   27 10 34 Todd Gilliland 38 Ford 38.327   0.831   187.857   17 10 35 Cole Custer 51 Ford 38.432   0.936   187.344   17 11 36 J.J. Yeley 15 Ford 38.849   1.353   185.333   13 1 37 Josh Bilicki 78 Chevrolet 39.614   2.118   181.754   19 14