The 2021 IMSA Prototype Challenge is the sixteenth season of the IMSA Lites series and its successors, and the fifth under the IMSA Prototype Challenge name. The season started on January 23 at Daytona International Speedway and concludes on November 12 at Michelin Raceway Road Atlanta.

Calendar The provisional 2021 calendar was released on September 9, 2020. As of April 7, 2021 the calendar remains provisional and subject to change. Round Circuit Location Date 1 Daytona International Speedway Daytona Beach, Florida January 23 2 Sebring International Raceway Sebring, Florida March 14 3 Mid-Ohio Sports Car Course Lexington, Ohio May 16 4 Watkins Glen International Watkins Glen, New York July 2 5 Virginia International Raceway Alton, Virginia October 8 6 Michelin Raceway Road Atlanta Braselton, Georgia November 12

Calendar Changes All races are now 1 hour 45 minutes in length. Canadian Tire Motorsport Park (Mosport) returned to the calendar after being cancelled for 2020 due to the COVID-19 pandemic. Road America, which replaced Mosport in 2020, did not return for 2021. On April 7, 2021, Watkins Glen International replaced Canadian Tire Motorsport Park on the schedule due to COVID-19 restrictions. The new event is scheduled for July 2.

Series News 2020-spec LMP3 cars will be allowed to compete in the championship for 2021. 2015-spec cars are still allowed. The classes will be called LMP3–1 (2020) and LMP3–2 (2015). Points will be awarded at 10x the amount awarded in 2020, points are still awarded down to 30th place.

Entries Team Car Engine Drivers Class Rounds Car Driver WIN Autosport Duqueine M30 - D08 Nissan VK56DE 5.6 L V8 1 Matthew Bell P3 1–2 Naveen Rao 1–2 11 Steven Thomas P3 B 1–2 Jr III Racing Ligier JS P320 Nissan VK56DE 5.6 L V8 3 Eric Palmer P3 1–2 Greg Palmer 1–2 Terry Olson 3, 6 Mike Skeen 3, 5–6 Ken D'Arcy B 4 Marc Sharinn 4–5 33 Ari Balogh P3 1–2, 4–6 Natasha Balogh 1–2 Garett Grist 4–6 Performance Tech Motorsports Ligier JS P320 Nissan VK56DE 5.6 L V8 6 Dan Goldburg P3 All Rasmus Lindh All VOLT Racing with Archangel Ligier JS P320 Nissan VK56DE 5.6 L V8 7 Alan Brynjolfsson P3 All Trent Hindman All JDC MotorSports Duqueine M30 - D08 Nissan VK56DE 5.6 L V8 9 Scott Andrews P3 TBA Gerry Kraut TBA 40 David Grant P3 B All Keith Grant All D Motorsports Ligier JS P3 Nissan VK50VE 5.0 L V8 15 Mike Watt P3 5–6 Niclas Jönsson 5–6 O'Gara Motorsport Ligier JS P320 Nissan VK56DE 5.6 L V8 17 Jacob Eidson P3 4–6 Brian Thienes 4–6 Andretti Autosport Ligier JS P320 Nissan VK56DE 5.6 L V8 18 Jarett Andretti P3 1–2 Tristan Herbert 1–2 Mühlner Motorsport America Duqueine M30 - D08 Nissan VK56DE 5.6 L V8 21 Laurents Hörr P3 1–2 Moritz Kranz All Ugo de Wilde 5–6 22 Tyler Maxson P3 6 C. R. Crews 6 Sean Creech Motorsport Ligier JS P3 Nissan VK50VE 5.0 L V8 24 Nigel Greensall P3 B 2 Francesco Melandri 2–4 Lance Willsey 3 Anthony Lazzaro 4 Conquest Racing/JMF Motorsports Conquest Racing Duqueine M30 - D08 Nissan VK56DE 5.6 L V8 34 Peter Ludwig P3 1–2 James French 1 Colin Mullan 2–6 Antoine Comeau 3–6 Norma M30 Nissan VK50VE 5.0 L V8 61 Danny Kok P3 B All George Staikos All Robillard Racing Duqueine M30 - D08 Nissan VK56DE 5.6 L V8 43 Stevan McAleer P3 All Joe Robillard All CT Motorsports LLC Duqueine M30 - D08 Nissan VK56DE 5.6 L V8 46 Scott Huffaker P3 1–4, 6 Steven Scullen 1–4, 6 Forty7 Motorsports Duqueine M30 - D08 Nissan VK56DE 5.6 L V8 47 Jon Brownson P3 All Dario Cangialosi All 74 Courtney Crone P3 All Jason Rabe All One Motorsports Ligier JS P3 Nissan VK50VE 5.0 L V8 50 Indy Al Miller P3 B 2 86 Bob Iversen P3 B 1 Terry Olson 1 Ligier JS P320 Nissan VK56DE 5.6 L V8 81 Indy Al Miller P3 B 1 Mel Johnson 1 2 Kenton Koch 2 MLT Motorsports Ligier JS P320 Nissan VK56DE 5.6 L V8 54 Dakota Dickerson P3 All Josh Sarchet All Wulver Racing Ligier JS P3 Nissan VK50VE 5.0 L V8 60 Bruce Hamilton P3 1 Tonis Kasemets 1 Ligier JS P320 Nissan VK56DE 5.6 L V8 P3 2–6 Bruce Hamilton 2–6 Riley Motorsports Ligier JS P320 Nissan VK56DE 5.6 L V8 91 Jim Cox P3 3 Dylan Murry 3 Icon Class Car P3 LMP3-1 P3 LMP3-2 Driver B Bronze Cup

Race results Bold indicates the overall winner. Rnd Circuit LMP3–1 Winners LMP3–2 Winners 1 Daytona #21 Mühlner Motorsport America #60 Wulver Racing Laurents Hörr Moritz Kranz Bruce Hamilton Tonis Kasemets 2 Sebring #7 VOLT Racing with Archangel #24 Sean Creech Motorsport Alan Brynjolfsson Trent Hindman Nigel Greensall Francesco Melandri 3 Mid-Ohio #21 Mühlner Motorsport America #24 Sean Creech Motorsport Moritz Kranz Francesco Melandri Lance Willsey 4 Watkins Glen #54 MLT Motorsports #24 Sean Creech Motorsport Dakota Dickerson Josh Sarchet Anthony Lazzaro Francesco Melandri 5 Virginia #6 Performance Tech Motorsports #15 D Motorsports Dan Goldburg Rasmus Lindh Niclas Jönsson Mike Watt 6 Road Atlanta #21 Mühlner Motorsport America #15 D Motorsports Ugo de Wilde Moritz Kranz Niclas Jönsson Mike Watt

Championship standings

Points system Position 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Points 350 320 300 280 260 250 240 230 220 210 200 190 180 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10

Driver's Championships LMP3-1 Drivers DAY SEB MOH WGL VIR ATL Points 1 Dakota Dickerson Josh Sarchet 2 3 3 1 2 5 1850 2 Moritz Kranz 1 5 1 2 10 1 1840 3 Alan Brynjolfsson Trent Hindman 14 1 7 7 4 2 1600 4 Dan Goldburg Rasmus Lindh 15 2 12 3 1 9 1540 5 Stevan McAleer Joe Robillard 16 7 5 5 6 4 1440 6 David Grant Keith Grant 3 8 4 13 8 10 1430 7 Jon Brownson Dario Cagialosi 11 14 11 6 13 7 1240 8 Courtney Crone Jason Rabe 9 16 10 9 11 11 1200 9 Ari Balogh 12 15 4 3 6 1180 10 Bruce Hamilton Tonis Kasemets 11 8 12 9 8 1070 11 Scott Huffaker Steve Scullen 5 10 9 11 15 1050 12 Colin Mullan 12 6 8 12 14 1030 13 Mike Skeen 2 7 3 860 14 Antoine Comeau 6 8 12 14 840 15 Garett Grist 4 3 6 830 16 Jacob Eidson Brian Thienes 10 5 12 660 17 Terry Olson 2 3 620 18 Laurents Hörr 1 5 610 19 Ugo de Wilde 10 1 560 20 Matthew Bell Naveen Rao 7 4 520 21 Mel Johnson 8 6 480 22 Steven Thomas 6 9 470 23 Jarett Andretti Tristan Herbert 4 17 420 24 Marc Sharinn 14 7 410 25 Eric Palmer Greg Palmer 10 13 390 26 Peter Ludwig 13 12 370 27 Natasha Balogh 12 15 350 28 Kenton Koch 6 250 29 Indy Al Miller 8 230 30 Tyler Maxson C. R. Crews 13 180 31 James French 13 180 32 Ken D'Arcy 14 170 33 Jim Cox Dylan Murry DNS 0 Drivers DAY SEB MOH WGL VIR ATL PointsBold - Pole position Italics - Fastest lap

LMP3-2 Drivers DAY SEB MOH WGL VIR ATL Points 1 Danny Kok George Staikos 2 2 2 2 2 2 1920 2 Francesco Melandri 1 1 1 1050 3 Mike Watt Niclas Jönsson 1 1 700 4 Bruce Hamilton Tonis Kasemets 1 350 5 Nigel Greensall 1 350 6 Lance Willsey 1 350 7 Anthony Lazzaro 1 350 8 Bob Iversen Terry Olson 3 300 9 Indy Al Miller 3 300 Drivers DAY SEB MOH WGL VIR ATL Points

Team's Championships LMP3-1 Team Car DAY SEB MOH WGL VIR ATL Points 1 #54 MLT Motorsports Ligier JS P320 2 3 3 1 2 5 1850 2 #21 Mühlner Motorsport America Duqueine M30 - D08 1 5 1 2 10 1 1840 3 #7 VOLT Racing with Archangel Ligier JS P320 14 1 7 7 4 2 1600 4 #6 Performance Tech Motorsports Ligier JS P320 15 2 12 3 1 9 1540 5 #43 Robillard Racing Duqueine M30 - D08 16 7 5 5 6 4 1440 6 #40 JDC MotorSports Duqueine M30 - D08 3 8 4 13 8 10 1430 7 #3 Jr III Racing Ligier JS P320 10 13 2 14 7 3 1420 8 #47 Forty7 Motorsports Duqueine M30 - D08 11 14 11 6 13 7 1240 9 #34 Conquest Racing/JMF Motorsports Duqueine M30 - D08 13 12 6 8 12 14 1210 10 #74 Forty7 Motorsports Duqueine M30 - D08 9 16 10 9 11 11 1200 11 #33 Jr III Racing Ligier JS P320 12 15 4 3 6 1180 12 #60 Wulver Racing Ligier JS P320 11 8 12 9 8 1070 13 #46 CT Motorsports LLC Duqueine M30 - D08 5 10 9 11 15 1050 14 #17 O'Gara Motorsport / USRT Ligier JS P320 10 5 12 660 15 #1 WIN Autosport Duqueine M30 - D08 7 4 520 16 #81 ONE Motorsports Ligier JS P320 8 6 480 17 #11 WIN Autosport Duqueine M30 - D08 6 9 470 18 #18 Andretti Autosport Ligier JS P320 4 17 420 19 #22 Mühlner Motorsport America Duqueine M30 - D08 13 180 20 #91 Riley Motorsports Ligier JS P320 DNS 0 Team Car DAY SEB MOH WGL VIR ATL Points

LMP3-2 Team Car DAY SEB MOH WGL VIR ATL Points 1 #61 Conquest Racing Norma M30 2 2 2 2 2 2 1920 2 #24 Sean Creech Motorsport Ligier JS P3 1 1 1 1050 3 #15 D Motorsports Ligier JS P3 1 1 700 4 #86 ONE Motorsports Ligier JS P3 3 300 5 #50 ONE Motorsports Ligier JS P3 3 300 4 #60 Wulver Racing Ligier JS P3 1 0 Team Car DAY SEB MOH WGL VIR ATL Points Note #60 Wulver Racing after Round1 moved to LMP3-1 category.

Bronze Driver's Cup LMP3-1 Drivers DAY SEB MOH WGL VIR ATL Points 1 David Grant Keith Grant 1 1 2 2 1 1 2040 2 Moritz Kranz 1 1 700 3 Steven Thomas 2 2 640 4 Indy Al Miller Mel Johnson 3 300 5 Ken D'Arcy Marc Sharinn 3 300 Drivers DAY SEB MOH WGL VIR ATL Points

LMP3-2 Drivers DAY SEB MOH WGL VIR ATL Points 1 Danny Kok George Staikos 1 2 2 2 1 1 2010 2 Francesco Melandri 1 1 1 1050 3 Nigel Greensall 1 350 4 Lance Willsey 1 350 5 Anthony Lazzaro 1 350 6 Bob Iverson Terry Olson 2 320 7 Indy Al Miller 3 300 Drivers DAY SEB MOH WGL VIR ATL Points

References

External links Official Website IMSA Website