IMSA Prototype Challenge (formerly IMSA Prototype Lites) was a racing series featuring two classes of single-seat prototype cars racing simultaneously. The series was sanctioned by the International Motor Sports Association (IMSA). Most races were held in support of the WeatherTech SportsCar Championship .[ 1] The series raced LMP3 class prototype sportscars. The cars have grown in size and speed since its 2006 introduction, starting from four-cylinder and motorcycle powered race cars to large V8 powered cars. Each race was 1 hour and 45 minutes long apart from the season opening 3 hour race at Daytona International Speedway .
The series' final season was in 2022 . For 2023, the series was replaced with the IMSA VP Racing SportsCar Challenge .[ 2]
Car Specifications
LMP3 Class
Minimum weight
930 kilograms (2,050 lb)
Maximum length
4,650 millimetres (183 in)
Maximum width
1,900 millimetres (75 in)
Engine
Naturally aspirated Nissan V8 5.6L
Fuel tank size
85 litres (22 US gal)
Maximum wheel diameter
28 inches (710 mm)
Maximum wheel width
13 inches (330 mm) [ 3]
MPC Class
L2 Class[ 5]
L2 Class 2006-2012 only [ 6]
L3 Class 2006-2009 only, class discontinued for 2010 [ 7]
Champions
Season
Class
Driver Champion
Masters Champion
Team Champion
2006
L1
Adam Pecorari [ 8]
n/a
Cape Motorsports
L2
Dan McBreen
n/a
PVM Racing
L3
Robert Mumm
n/a
n/a
2007
L1
Gerardo Bonilla
n/a
B-K Motorsports
L2
Robby Card
n/a
PVM Racing
L3
Richard Spicer
n/a
Spicer-Hagerman
2008
L1
Jonathan Goring
Jon Brownson
Comprent Motorsports
L2
Tom Drewer
Eric Vassian
WEST Racing
L3
Chris Funk
Chris Funk
KC Racing
2009
L1
Joel Feinberg
Gary Gibson
Eurosport Racing
L2
John Weisberg
Alain Nadal
Berg Racing
L3
Chris Doyle
Chris Funk
Surface Exploration
2010
L1
Charlie Shears
Charlie Shears
Core Autosport
L2
John Weisberg
Jim Garrett
Berg Racing
2011
L1
Ricardo Vera
Daniel Mancini
Eurosport
L2
Robert Sabato
Alan Wilzig
6th Gear Racing
2012
L1
Tristan Nunez
Jon Brownson
Performance Tech
L2
Scott Tucker
Alan Wilzig
Level 5 Motorsports
2013
L1
Sean Rayhall
Jon Brownson
Performance Tech
L2
Brian Alder
Jerome Mee
Ansa Motorsports
2014
L1
Mikhail Goikhberg
John Falb
JDC Motorsports
L2
Brian Alder
Jerome Mee
BAR1 Motorsports
2015
L1
Kenton Koch
John Falb
JDC Motorsports
L2
Brian Alder
n/a
BAR1 Motorsports
2016
L1
Clark Toppe
Joel Janco
JDC Motorsports
2017
LMP3
Colin Thompson
Naj Husain
P1 Motorsports
MPC
Kyle Masson
Stuart Rettie
Performance Tech Motorsports
2018
LMP3
Kris Wright
Cameron Cassels
#30 Extreme Speed Motorsports
MPC
Jon Brownson
n/a
#34 Eurosport Racing
2019
LMP3
Austin McCusker Rodrigo Pflucker
Joel Janco
#47 Forty 7 Racing
2020
LMP3
Matthew Bell Naveen Rao
Steven Thomas
#64 K2R Motorsports LLC
2021
LMP3-1
Dakota Dickerson Josh Sarchet
David Grant Keith Grant
MLT Motorsports
LMP3-2
Danny Kok George Staikos
Danny Kok George Staikos
Conquest Racing
2022 '
LMP3
Tõnis Kasemets
n/a
Wulver Racing
[ 9]
Circuits
Barber Motorsports Park (2017–2018)
Canadian Tire Motorsport Park (2007–2019, 2022)
Circuit of the Americas (2013)
Circuit Trois-Rivières (2016–2017)
Daytona International Speedway (2018–2021)
Kansas Speedway (2014)
Laguna Seca (2007–2008, 2010–2013, 2016)
Lime Rock Park (2006–2011, 2017, 2003–2015)
Mid-Ohio Sports Car Course (2006, 2011, 2013, 2019–2022)
New Jersey Motorsports Park (2009–2010)
NOLA Motorsports Park (2015)
Road America (2006, 2009–2015, 2020)
Road Atlanta (2006–2022)
Sebring International Raceway (2007–2021)
Utah Motorsports Campus (2007–2010, 2012)
Virginia International Raceway (2012, 2014–2015, 2018–2022)
Watkins Glen International (2014–2017, 2021)
References
^ "IMSA, Cooper Tire align for partnership in Cooper Tires Prototype Lites Championship" (PDF) . Press release . International Motor Sports Association. Archived from the original (PDF) on 17 October 2011. Retrieved 30 June 2011 .
^ "IMSA to Replace Prototype Challenge with New Sprint Racing Class in 2023" . autoweek.com . Hearst Autos, Inc. July 1, 2022. Retrieved January 21, 2023 .
^ "The different classes" . Automobile Club de l'Ouest (ACO). Retrieved 2016-05-05 .
^ 2014 Technical Regulations Archived 2015-10-15 at the Wayback Machine , IMSA.com/competitors , Retrieved 20 September 2014
^ 2014 Technical Regulations Archived 2015-10-15 at the Wayback Machine , IMSA.com/competitors , Retrieved 20 September 2014
^ "Cooper Tires Prototype Lites Championship Technical Regulations Lites 2 / L-2 2011" (PDF) . International Motor Sports Association. January 20, 2011. Archived from the original (PDF) on 15 October 2011. Retrieved 30 June 2011 .
^ "Cooper Tires Prototype Lites Championship Technical Regulations Lites 3 / L-3 2010" (PDF) . International Motor Sports Association. February 1, 2010. Archived from the original (PDF) on 15 October 2011. Retrieved 30 June 2011 .
^ Åberg, Andres. "The racing career of Adam Pecorari — in detail" . Driver Database. Archived from the original on 19 October 2012. Retrieved 30 June 2011 .
^ "Cooper Tires Prototype Lites Results and Points" . International Motor Sports Association. Retrieved 24 June 2011 .
External links