2019 Oak Tree Grand Prix

Last updated November 09, 2023

The 2019 Michelin GT Challenge at VIR was a sports car race sanctioned by the International Motor Sports Association (IMSA). The race was held at Virginia International Raceway in Alton, Virginia, on August 25, 2019. The race was the tenth round of the 2019 IMSA SportsCar Championship, and the sixth round of the WeatherTech Sprint Cup. Nick Tandy and Patrick Pilet won the race overall in the #911 Porsche GT Team Porsche 911 RSR leading home a 1-2 for Porsche who clinched the GTLM manufactures championship. In GTD, the #33 Mercedes-AMG Team Riley Motorsports of Ben Keating and Jeroen Bleekemolen took their first win of the season. ^[1]

Background

International Motor Sports Association's (IMSA) president Scott Atherton confirmed the race was part of the schedule for the 2019 IMSA SportsCar Championship (IMSA SCC) in August 2018.^[2] It was the sixth consecutive year the event was held as part of the WeatherTech SportsCar Championship. The 2019 Oak Tree Grand Prix was the tenth of twelve sports car races of 2019 by IMSA, and it was the sixth of seven rounds held as part of the WeatherTech Sprint Cup.^[3] The race was held at the seventeen-turn 3.270 mi (5.263 km) Virginia International Raceway in Alton, Virginia on August 25, 2019.^[4] As in previous years, it would be the second of two GT-only rounds of the IMSA SportsCar Championship, in which only the GTLM and GTD classes competed.^[5]

On August 15, 2019, IMSA released a technical bulletin regarding the Balance of Performance for the race. In GT Le Mans, The Ford GT received a 5 kilogram weight increase, and gained 10 horsepower. The BMW M8 GTE received a 6.5 horsepower reduction and fuel capacity reduction of 1 liter. In GTD, the Audi R8 LMS GT3 Evo and Ferrari 488 GT3 were given weight reductions of 20 and 10 kilograms respectively, while the McLaren 720S GT3 got a fuel capacity reduction of 4 liters.^[6]

Before the race, Earl Bamber and Laurens Vanthoor led the GTLM Drivers' Championship with 248 points, 14 points ahead of Patrick Pilet and Nick Tandy in second followed by Ryan Briscoe and Richard Westbrook with 230 points in third.^[7] In GTD, Mario Farnbacher and Trent Hindman led the Drivers' Championship with 209 points; the duo held a thirty-six point advantage over Bill Auberlen and Robby Foley in second.^[7] Porsche an Acura were leading their respective Manufacturers' Championships, while Porsche GT Team and Meyer Shank Racing each led their own Teams' Championships.^[7]

Entries

A total of 21 cars took part in the event split across two classes. 8 cars were entered in GTLM, and 13 in GTD. In GTD, Scott Hargrove returned to Pfaff Motorsports after Dennis Olsen and Matt Campbell filled in the previous two rounds.^[8] Due to a scheduling conflict for Christina Nielsen, who was at Suzuka International Racing Course for the Suzuka 10 Hours, was replaced by Alice Powell.^[9] Starworks Motorsport withdrew from the event following continued performance issues with its Audi R8 after competing at Road America.^[10] No changes happened in GTLM.

Qualifying

Laurens Vanthoor took overall pole for the event, while Zacharie Robichon was quickest in GTD. ^[11]

Qualifying results

Pole positions in each class are indicated in bold and by ‡.

Pos.	Class	No.	Team	Driver	Time	Gap	Grid
1	GTLM	912	Porsche GT Team	Laurens Vanthoor	1.40.630	_	1 ‡
2	GTLM	3	Corvette Racing	Jan Magnussen	1.40.708	+0.078	2
3	GTLM	67	Ford Chip Ganassi Racing	Ryan Briscoe	1.40.786	+0.156	3
4	GTLM	66	Ford Chip Ganassi Racing	Joey Hand	1.40.956	+0.326	4
5	GTLM	4	Corvette Racing	Oliver Gavin	1.41.578	+0.948	5
6	GTLM	911	Porsche GT Team	Nick Tandy	1.41.615	+0.985	6
7	GTLM	24	BMW Team RLL	John Edwards	1.41.703	+1.073	7
8	GTLM	25	BMW Team RLL	Connor De Phillippi	1.41.772	+1.772	8
9	GTD	9	Pfaff Motorsports	Zacharie Robichon	1.45.826	+5.196	9‡
10	GTD	12	AIM Vasser Sullivan	Frankie Montecalvo	1.46.150	+5.520	10
11	GTD	14	AIM Vasser Sullivan	Richard Heistand	1.46.524	+5.894	11
12	GTD	86	Meyer Shank Racing with Curb-Agajanian	Trent Hindman	1.46.697	+6.067	12
13	GTD	57	Heinricher Racing w/Meyer Shank Racing	Alice Powell	1.48.159	+7.529	13
14	GTD	96	Turner Motorsport	Robby Foley	1.48.398	+7.768	14
15	GTD	33	Mercedes-AMG Team Riley Motorsports	Ben Keating	1.48.476	+7.846	15
16	GTD	44	Magnus Racing	John Potter	1.48.567	+7.937	16
17	GTD	48	Paul Miller Racing	Corey Lewis	1.51.132	+10.502	17¹
18	GTD	63	Scuderia Corsa	Cooper MacNeil	1.53.823	+13.193	18²
19	GTD	76	Compass Racing	Matt Plumb	1.54.213	+13.583	19³
20	GTD	74	Lone Star Racing	Gar Robinson	1.56.054	+15.424	20⁴
21	GTD	73	Park Place Motorsports	Patrick Lindsey	1.56.158	+15.528	21⁵
Sources:^[12]^[13]

¹ The No. 48 Paul Miller Racing entry was moved to the back of the GTD field for change tires during qualifying.^[14]
² The No. 63 Scuderia Corsa entry was moved to the back of the GTD field for change tires during qualifying.^[15]
³ The No. 76 Compass Racing entry was moved to the back of the GTD field for change tires during qualifying.^[16]
⁴ The No. 74 Lone Star Racing entry was moved to the back of the GTD field for change tires during qualifying.^[17]
⁵ The No. 73 Park Place Motorsports entry was moved to the back of the GTD field for change tires during qualifying.^[18]

Race

Post-race

The final results of GTLM kept Bamber and Vanthoor atop the Drivers' Championship with 280 points, but their advantage had been reduced by three as the victory of Pilet and Tandy meant the two drivers were eleven points behind. García and Magnussen's strong result allowed the duo to move into third while Briscoe and Westbrook fell to fourth as a result of finishing in fifth place.^[19] The final results of GTD meant Farnbacher and Hindman extended their advantage to 37 points as Robichon took over second position. Montecalvo and Bell advanced from fifth to fourth while Auberlen and Foley dropped from second to third.^[19] Porsche and Acura continued to top their respective Manufacturers' Championships, while Porsche GT Team and Meyer Shank Racing kept their respective advantages in their Teams' Championships with two rounds left in the season.^[19]

Race Results

Class winners are denoted in bold and ‡.

Pos	Class	No.	Team	Drivers	Chassis	Laps	Time/Retired
Pos	Class	No.	Team	Drivers	Engine	Laps	Time/Retired
1	GTLM	911	Porsche GT Team	Patrick Pilet Nick Tandy	Porsche 911 RSR	88	2:41:28.773 ‡
1	GTLM	911	Porsche GT Team	Patrick Pilet Nick Tandy	Porsche 4.0 L Flat-6	88	2:41:28.773 ‡
2	GTLM	912	Porsche GT Team	Earl Bamber Laurens Vanthoor	Porsche 911 RSR	88	+0.737s
2	GTLM	912	Porsche GT Team	Earl Bamber Laurens Vanthoor	Porsche 4.0 L Flat-6	88	+0.737s
3	GTLM	3	Corvette Racing	Antonio García Jan Magnussen	Chevrolet Corvette C7.R	88	+3.275s
3	GTLM	3	Corvette Racing	Antonio García Jan Magnussen	Chevrolet LT5.5 5.5 L V8	88	+3.275s
4	GTLM	4	Corvette Racing	Oliver Gavin Tommy Milner	Chevrolet Corvette C7.R	88	+3.972s
4	GTLM	4	Corvette Racing	Oliver Gavin Tommy Milner	Chevrolet LT5.5 5.5 L V8	88	+3.972s
5	GTLM	67	Ford Chip Ganassi Racing	Ryan Briscoe Richard Westbrook	Ford GT	88	+4.396s
5	GTLM	67	Ford Chip Ganassi Racing	Ryan Briscoe Richard Westbrook	Ford EcoBoost 3.5 L Turbo V6	88	+4.396s
6	GTLM	66	Ford Chip Ganassi Racing	Joey Hand Dirk Müller	Ford GT	88	+9.556s
6	GTLM	66	Ford Chip Ganassi Racing	Joey Hand Dirk Müller	Ford EcoBoost 3.5 L Turbo V6	88	+9.556s
7	GTLM	25	BMW Team RLL	Tom Blomqvist Connor De Phillippi	BMW M8 GTE	88	+12.560s
7	GTLM	25	BMW Team RLL	Tom Blomqvist Connor De Phillippi	BMW S63 4.0 L Twin-turbo V8	88	+12.560s
8	GTLM	24	BMW Team RLL	John Edwards Jesse Krohn	BMW M8 GTE	87	+1 laps
8	GTLM	24	BMW Team RLL	John Edwards Jesse Krohn	BMW S63 4.0 L Twin-turbo V8	87	+1 laps
9	GTD	33	Mercedes-AMG Team Riley Motorsports	Jeroen Bleekemolen Ben Keating	Mercedes-AMG GT3	86	+2 laps
9	GTD	33	Mercedes-AMG Team Riley Motorsports	Jeroen Bleekemolen Ben Keating	Mercedes-AMG M159 6.2 L V8	86	+2 laps
10	GTD	86	Meyer Shank Racing with Curb-Agajanian	Mario Farnbacher Trent Hindman	Acura NSX GT3 Evo	86	+2 laps
10	GTD	86	Meyer Shank Racing with Curb-Agajanian	Mario Farnbacher Trent Hindman	Acura 3.5 L Turbo V6	86	+2 laps
11	GTD	63	Scuderia Corsa	Cooper MacNeil Toni Vilander	Ferrari 488 GT3	86	+2 laps
11	GTD	63	Scuderia Corsa	Cooper MacNeil Toni Vilander	Ferrari F154 3.9 L Turbo V8	86	+2 laps
12	GTD	9	Pfaff Motorsports	Scott Hargrove Zacharie Robichon	Porsche 911 GT3 R	86	+2 laps
12	GTD	9	Pfaff Motorsports	Scott Hargrove Zacharie Robichon	Porsche 4.0 L Flat-6	86	+2 laps
13	GTD	73	Park Place Motors	Patrick Long Patrick Lindsey	Porsche 911 GT3 R	86	+2 laps
13	GTD	73	Park Place Motors	Patrick Long Patrick Lindsey	Porsche 4.0 L Flat-6	86	+2 laps
14	GTD	44	Magnus Racing	Andy Lally John Potter	Lamborghini Huracán GT3 Evo	86	+2 laps
14	GTD	44	Magnus Racing	Andy Lally John Potter	Lamborghini 5.2 L V10	86	+2 laps
15	GTD	12	AIM Vasser Sullivan	Townsend Bell Frankie Montecalvo	Lexus RC F GT3	86	+2 laps
15	GTD	12	AIM Vasser Sullivan	Townsend Bell Frankie Montecalvo	Lexus 5.0 L V8	86	+2 laps
16	GTD	74	Lone Star Racing	Lawson Aschenbach Gar Robinson	Mercedes-AMG GT3	86	+2 laps
16	GTD	74	Lone Star Racing	Lawson Aschenbach Gar Robinson	Mercedes-AMG M159 6.2 L V8	86	+2 laps
17	GTD	76	Compass Racing	Paul Holton Matt Plumb	McLaren 720S GT3	86	+2 laps
17	GTD	76	Compass Racing	Paul Holton Matt Plumb	McLaren M480T 4.0 L Twin-turbo V8	86	+2 laps
18	GTD	48	Paul Miller Racing	Corey Lewis Bryan Sellers	Lamborghini Huracán GT3 Evo	84	+4 laps
18	GTD	48	Paul Miller Racing	Corey Lewis Bryan Sellers	Lamborghini 5.2 L V10	84	+4 laps
19	GTD	96	Turner Motorsport	Bill Auberlen Robby Foley	BMW M6 GT3	83	+5 laps
19	GTD	96	Turner Motorsport	Bill Auberlen Robby Foley	BMW 4.4 L Turbo V8	83	+5 laps
20 DNF	GTD	57	Heinricher Racing w/Meyer Shank Racing	Katherine Legge Alice Powell	Acura NSX GT3 Evo	74	Crash
20 DNF	GTD	57	Heinricher Racing w/Meyer Shank Racing	Katherine Legge Alice Powell	Acura 3.5 L Turbo V6	74	Crash
21 DNF	GTD	14	AIM Vasser Sullivan	Jack Hawksworth Richard Heistand	Lexus RC F GT3	63	Electrical
21 DNF	GTD	14	AIM Vasser Sullivan	Jack Hawksworth Richard Heistand	Lexus 5.0 L V8	63	Electrical
Sources:^[20]^[21]

Standings after the race

DPi Drivers' Championship standings
Pos.	Driver	Points
1	Dane Cameron Juan Pablo Montoya	239
2	Pipo Derani Felipe Nasr	232
3	Jonathan Bomarito	222
4	Hélio Castroneves Ricky Taylor	222
5	Oliver Jarvis Tristan Nunez	218
Source:^[19]

LMP2 Drivers' Championship standings
Pos.	+/–	Driver	Points
1		Matt McMurry	200
2		Cameron Cassels	195
3	1	Kyle Masson	163
4		Gabriel Aubry	95
5		Eric Lux	70
Source:^[19]

GTLM Drivers' Championship standings
Pos.	+/–	Driver	Points
1		Earl Bamber Laurens Vanthoor	280
2		Patrick Pilet Nick Tandy	269
3	1	Antonio García Jan Magnussen	259
4	1	Ryan Briscoe Richard Westbrook	256
5		Dirk Müller	248
Source:^[19]

GTD Drivers' Championship standings
Pos.	+/–	Driver	Points
1		Mario Farnbacher Trent Hindman	241
2	1	Zacharie Robichon	204
3	1	Bill Auberlen Robby Foley	203
4	1	Frankie Montecalvo Townsend Bell	196
5	1	Andy Lally John Potter	196
Source:^[19]

Note: Only the top five positions are included for all sets of standings.

DPi Teams' Championship standings
Pos.	Team	Points
1	#6 Acura Team Penske	239
2	#31 Whelen Engineering Racing	232
3	#55 Mazda Team Joest	222
4	#7 Acura Team Penske	222
5	#77 Mazda Team Joest	218
Source:^[19]

LMP2 Teams' Championship standings
Pos.	Team	Points
1	#52 PR1/Mathiasen Motorsports	200
2	#38 Performance Tech Motorsports	195
3	#18 DragonSpeed	35
4	#81 DragonSpeed	30
Source:^[19]

GTLM Teams' Championship standings
Pos.	+/–	Team	Points
1		#912 Porsche GT Team	280
2		#911 Porsche GT Team	269
3	1	#3 Corvette Racing	259
4	1	#67 Ford Chip Ganassi Racing	256
5		#66 Ford Chip Ganassi Racing	248
Source:^[19]

GTD Teams' Championship standings
Pos.	+/–	Team	Points
1		#86 Meyer-Shank Racing with Curb Agajanian	241
2	1	#9 Pfaff Motorsports	204
3	1	#96 Turner Motorsport	203
4	1	#12 AIM Vasser Sullivan	196
5	1	#44 Magnus Racing	196
Source:^[19]

Note: Only the top five positions are included for all sets of standings.

DPi Manufacturers' Championship standings
Pos.	Manufacturer	Points
1	Acura	262
2	Cadillac	257
3	Mazda	251
4	Nissan	230
Source:^[19]

GTLM Manufacturers' Championship standings
Pos.	Manufacturer	Points
1	Porsche	304
2	Ford	278
3	Chevrolet	272
4	BMW	265
5	Ferrari	32
Source:^[19]

GTD Manufacturers' Championship standings
Pos.	+/–	Manufacturer	Points
1		Acura	242
2		Lamborghini	234
3	1	Porsche	231
4	1	Lexus	230
5		BMW	218
Source:^[19]

Note: Only the top five positions are included for all sets of standings.

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References

↑ "Porsche Wins Manufactures' Title With VIR Win". dailysportscar.com. 25 August 2019. Retrieved 18 December 2022.
↑ Klein, Jamie (August 4, 2018). "IMSA reveals largely unchanged 2019 schedule". motorsport.com. Retrieved July 26, 2023.
↑ Pruett, Marshall (August 3, 2018). "IMSA releases 2019 schedule". racer.com. Retrieved July 26, 2023.
↑ "2019 IMSA Schedule Released". dailysportscar.com. August 4, 2018. Retrieved July 26, 2023.
↑ "2019 IMSA Schedule Released". dailysportscar.com. August 4, 2018. Retrieved July 26, 2023.
↑ "Ford, BMW Adjusted in Latest Round of BoP Changes". sportscar365.com. 15 August 2019. Retrieved 18 December 2022.
1 2 3 "00_Championship Points - Official.pdf" (PDF). results.imsa.com. August 6, 2019. Retrieved November 8, 2023.
↑ "22 Entries for Michelin GT Challenge at VIR". sportscar365.com. 14 August 2019. Retrieved 18 December 2022.
↑ "Powell to Make IMSA Debut in MSR Acura". sportscar365.com. 13 August 2019. Retrieved 18 December 2022.
↑ Dagys, John (22 August 2019). "Starworks withdraws from VIR". sportscar365.com. Retrieved 18 December 2022.
↑ "VIR IMSA: Vanthoor beats Magnussen to pole by 0.078s". motorsport.com. 24 August 2019. Retrieved 18 December 2022.
↑ "03_Results_Qualifying.PDF" (PDF). results.imsa.com. August 24, 2019. Retrieved November 8, 2023.
↑ "01_Grid_Race_Official.PDF" (PDF). results.imsa.com. August 25, 2019. Retrieved November 8, 2023.
↑ "2007 ENTRANT CREDENTIAL AND" (PDF). results.imsa.com/noticeBoard.php. Retrieved November 8, 2023.
↑ "2007 ENTRANT CREDENTIAL AND" (PDF). results.imsa.com/noticeBoard.php. Retrieved November 8, 2023.
↑ "2007 ENTRANT CREDENTIAL AND" (PDF). results.imsa.com/noticeBoard.php. Retrieved November 8, 2023.
↑ "2007 ENTRANT CREDENTIAL AND" (PDF). results.imsa.com/noticeBoard.php. Retrieved November 8, 2023.
↑ "2007 ENTRANT CREDENTIAL AND" (PDF). results.imsa.com/noticeBoard.php. Retrieved November 8, 2023.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 "00_Championship Points - Official.pdf" (PDF). results.imsa.com. August 27, 2019. Retrieved November 8, 2023.
↑ "03_Results_Race_Official.PDF" (PDF). results.imsa.com. August 27, 2019. Retrieved November 8, 2023.
↑ "2019 Michelin GT Challenge at VIR". racing-reference.info. Retrieved November 8, 2023.

External links

IMSA SportsCar Championship
Previous race: Road Race Showcase at Road America	2019 season	Next race: Monterey Grand Prix

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[1] "Porsche Wins Manufactures' Title With VIR Win". dailysportscar.com. 25 August 2019. Retrieved 18 December 2022.

[2] Klein, Jamie (August 4, 2018). "IMSA reveals largely unchanged 2019 schedule". motorsport.com. Retrieved July 26, 2023.

[3] Pruett, Marshall (August 3, 2018). "IMSA releases 2019 schedule". racer.com. Retrieved July 26, 2023.

[:0-4] "2019 IMSA Schedule Released". dailysportscar.com. August 4, 2018. Retrieved July 26, 2023.

[:02-5] "2019 IMSA Schedule Released". dailysportscar.com. August 4, 2018. Retrieved July 26, 2023.

[6] "Ford, BMW Adjusted in Latest Round of BoP Changes". sportscar365.com. 15 August 2019. Retrieved 18 December 2022.

[:1-7] 1 2 3 "00_Championship Points - Official.pdf" (PDF). results.imsa.com. August 6, 2019. Retrieved November 8, 2023.

[8] "22 Entries for Michelin GT Challenge at VIR". sportscar365.com. 14 August 2019. Retrieved 18 December 2022.

[9] "Powell to Make IMSA Debut in MSR Acura". sportscar365.com. 13 August 2019. Retrieved 18 December 2022.

[10] Dagys, John (22 August 2019). "Starworks withdraws from VIR". sportscar365.com. Retrieved 18 December 2022.

[11] "VIR IMSA: Vanthoor beats Magnussen to pole by 0.078s". motorsport.com. 24 August 2019. Retrieved 18 December 2022.

[12] "03_Results_Qualifying.PDF" (PDF). results.imsa.com. August 24, 2019. Retrieved November 8, 2023.

[13] "01_Grid_Race_Official.PDF" (PDF). results.imsa.com. August 25, 2019. Retrieved November 8, 2023.

[14] "2007 ENTRANT CREDENTIAL AND" (PDF). results.imsa.com/noticeBoard.php. Retrieved November 8, 2023.

[15] "2007 ENTRANT CREDENTIAL AND" (PDF). results.imsa.com/noticeBoard.php. Retrieved November 8, 2023.

[16] "2007 ENTRANT CREDENTIAL AND" (PDF). results.imsa.com/noticeBoard.php. Retrieved November 8, 2023.

[17] "2007 ENTRANT CREDENTIAL AND" (PDF). results.imsa.com/noticeBoard.php. Retrieved November 8, 2023.

[18] "2007 ENTRANT CREDENTIAL AND" (PDF). results.imsa.com/noticeBoard.php. Retrieved November 8, 2023.

[:2-19] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 "00_Championship Points - Official.pdf" (PDF). results.imsa.com. August 27, 2019. Retrieved November 8, 2023.

[20] "03_Results_Race_Official.PDF" (PDF). results.imsa.com. August 27, 2019. Retrieved November 8, 2023.

[21] "2019 Michelin GT Challenge at VIR". racing-reference.info. Retrieved November 8, 2023.

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