NASCAR XFINITY SERIES AT BRISTOL

Bristol Motor Speedway — August 18, 2017

Kyle Busch
Winner
300
Laps
40
Entries
4
Leaders

Kyle Busch won the 2017 NASCAR XFINITY SERIES AT BRISTOL at Bristol Motor Speedway on August 18, 2017, leading 186 of 300 laps. Daniel Suarez finished second; Elliott Sadler rounded out the podium. The race featured 4 different leaders.

Race Details
Date
Friday, August 18, 2017
Season
2017
Winner
Leaders
4 drivers
Pos Start +/- Driver
1 1 Kyle Busch
2 7 +5 Daniel Suarez
3 8 +5 Elliott Sadler
4 12 +8 Ty Dillon
5 4 -1 Justin Allgaier
6 3 -3 Brennan Poole
7 16 +9 Daniel Hemric
8 11 +3 Austin Dillon
9 2 -7 Joey Logano
10 5 -5 Cole Custer
11 6 -5 Tyler Reddick
12 23 +11 Michael Annett
13 17 +4 Dale Earnhardt, Jr.
14 13 -1 Blake Koch
15 20 +5 Ross Chastain
16 25 +9 J.J. Yeley
17 15 -2 Matt Tifft
18 14 -4 Jeremy Clements
19 24 +5 Ben Kennedy
20 9 -11 Brandon Jones
21 34 +13 Ray Black, Jr.
22 19 -3 William Byron
23 29 +6 Spencer Gallagher
24 21 -3 Dakoda Armstrong
25 38 +13 Brandon Brown
26 28 +2 B.J. McLeod
27 39 +12 Joey Gase
28 31 +3 Chad Finchum
29 22 -7 Jeb Burton
30 10 -20 Brendan Gaughan
31 30 -1 Harrison Rhodes
32 26 -6 Ryan Sieg
33 33 Tommy Joe Martins
34 35 +1 Garrett Smithley
35 40 +5 Mike Harmon
36 37 +1 Timmy Hill
37 27 -10 Ryan Reed
38 18 -20 Aric Almirola
39 32 -7 Jeff Green
40 36 -4 David Starr
Model Performance

How well did the NR-Rating model predict this race? Across 17 matched drivers, the model averaged 10.1 positions off — worse than the season average of 8.5. Below Average

Pos Driver Predicted Actual Delta
1 Kyle Busch 15.6 1 +14.6
2 Daniel Suarez 15.6 2 +13.6
4 Ty Dillon 24.3 4 +20.3
5 Justin Allgaier 17.7 5 +12.7
6 Brennan Poole 23.1 6 +17.1
8 Austin Dillon 17.0 8 +9.0
9 Joey Logano 12.1 9 +3.1
10 Cole Custer 23.0 10 +13.0
11 Tyler Reddick 9.9 11 -1.1
15 Ross Chastain 13.8 15 -1.2
16 J.J. Yeley 28.1 16 +12.1
22 William Byron 10.3 22 -11.7
26 B.J. McLeod 25.6 26 -0.4
27 Joey Gase 22.0 27 -5.0
28 Chad Finchum 22.1 28 -5.9
36 Timmy Hill 24.3 36 -11.7
40 David Starr 20.2 40 -19.8

Predicted finish from NR-Rating model. Delta = predicted − actual (positive = driver beat prediction). Confidence: High Confidence = low variance (stdDev ≤ 9), Moderate = medium variance, Coinflip = high variance.

Historical Context

  • Kyle Busch: has 73 career starts at Bristol Motor Speedway with a 11.7 avg finish (20 wins) — the model may have underweighted this track history.
  • Tyler Reddick: was the model’s top pick based on 18 career starts at Bristol Motor Speedway with a 10.1 avg finish (1 win), finishing P11 on the day.
  • Ty Dillon: was the biggest surprise, finishing P4 vs predicted P24. Track history: 29 starts, 17.0 avg finish.

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Frequently Asked Questions

Who won the 2017 NASCAR XFINITY SERIES AT BRISTOL?
Kyle Busch won the 2017 NASCAR XFINITY SERIES AT BRISTOL at Bristol Motor Speedway.
Where was the 2017 NASCAR XFINITY SERIES AT BRISTOL held?
The 2017 NASCAR XFINITY SERIES AT BRISTOL was held at Bristol Motor Speedway on August 18, 2017.