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
Track
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.