D Sports Racing

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Mark Jaremko, 4 time DSR National Champion in his Stohr WF1 Stohr WF1 Mark Jaremko.JPG
Mark Jaremko, 4 time DSR National Champion in his Stohr WF1

D Sports Racing now known as Prototype 2 is a sports prototype racecar class for road racing by the Sports Car Club of America. It has been called the one racing category that remains unfettered by regulations that have throttled innovation elsewhere in motorsport. [1]

Contents

Usually known simply as DSR, the class began in 1968. DSR evolved from the SCCA's older H Modified class, which traces its roots back to the early 1950s. Today's DSR cars normally use a 1000cc four cylinder engine sourced from a Japanese motorcycle. Several other engines are allowed. [2]

DSR's generally weigh under 1000 lbs with the driver and make 200 bhp at 13,000rpm. The relatively low cost of the engines and some new chassis manufacturers led to an explosion in growth of the class between the years 2000 and 2008. [3] DSR's were the fastest class at the SCCA National Championship races in 2008.

Manufacturers

Tim Day Jr. in a Suzuki Hayabusa powered Stohr WF1 at the SCCA Runoffs in Protoype 2. 2018 SCCA National Champion. Driver- Tim Day, Jr. in a 2006 Stohr WF1 Prototype 2 race car, powered by a Suzuki Hayabusa motor.jpg
Tim Day Jr. in a Suzuki Hayabusa powered Stohr WF1 at the SCCA Runoffs in Protoype 2.

SCCA National Championship Runoffs

YearWinnerCarEngine
1966 Flag of the United States.svg Ed Luke Lotus Chevrolet
1967 Flag of the United States.svg Wayne KochKoch
1968 Flag of the United States.svg Fred Plotkin Abarth Special
1969 Flag of the United States.svg Eric KermanArachnid Honda
1970 Flag of the United States.svg Marvin ThomsonBobsy-Imp
1971 Flag of the United States.svg Harry StephensonMaru Honda
1972 Flag of the United States.svg Harry StephensonMaru Honda
1973 Flag of the United States.svg Ronald DennisOcelot Suzuki
1974 Flag of the United States.svg Bob MarshallQuasar Suzuki
1975 Flag of the United States.svg Kendall NoahOcelot Mk.A Suzuki
1976 Flag of the United States.svg Jeff MillerWynnfurstKohler
1977 Flag of the United States.svg Jeff MillerWynnfurstKohler
1978 Flag of the United States.svg Dave LeesonLeGrand Mk.18Kohler
1979 Flag of the United States.svg Dave LeesonLeGrand Mk.18Kohler
1980 Flag of the United States.svg Jerry SmithLeGrand Mk.25Kohler
1981 Flag of the United States.svg Jeff Miller Lola T540Kohler
1982 Flag of the United States.svg Paul DeckerLeGrand Mk.18 Suzuki
1983 Flag of the United States.svg Jeff MillerWynnfurstKohler
1984 Flag of the United States.svg Thomas Jagemann Lola Kohler
1985 Flag of the United States.svg Paul DeckerDecker Mk.1/2
1986 Flag of the United States.svg Paul DeckerDecker Mk.1
1987 Flag of the United States.svg Paul DeckerDecker Mk.1
1988 Flag of the United States.svg Al Beasley Sr.Bease-Decker Mk.II
1989 Flag of the United States.svg Travis DuderMcCann
1990 Flag of the United States.svg Michael Reupert Lola
1991 Flag of the United States.svg Travis Duder Crossle Nissan
1992 Flag of the United States.svg Travis Duder Crossle Nissan
1993 Flag of the United States.svg Travis Duder Crossle Nissan
1994 Flag of the United States.svg David KaiserLeGrand Mk.25D
1995 Flag of the United States.svg David KaiserLeGrand Mk.25D
1996 Flag of the United States.svg David KaiserLeGrand Mk.25D
1997 Flag of the United States.svg Michael Reupert Lola
1998 Flag of the United States.svg Travis DuderCheetah SR-1
1999 Flag of the United States.svg Bruce SunseriCheetah SR-1
2000 Flag of the United States.svg Al Beasley Jr.BeaseDecker Mk.1
2001 Flag of the United States.svg Marc HooverCheetah Mazda
2002 Flag of the United States.svg Mark Jaremko Stohr 03D
2003 Flag of the United States.svg Mark Jaremko Stohr 03D
2004 Flag of the United States.svg John Hill Stohr
2005 Flag of the United States.svg Mark Jaremko Stohr WF1
2006 Flag of the United States.svg Mark Jaremko Stohr WF1
2007 Flag of the United States.svg J.R. Osborne Stohr WF1
2008 Flag of the United States.svg J.R. Osborne Stohr WF1
2009 Flag of the United States.svg Garry Crook Stohr WF1 Suzuki
2010 Flag of the United States.svg Lawrence Loshak Stohr WF1 Suzuki
2011 Flag of the United States.svg Tom Bootz Stohr WF1 Suzuki
2012 Flag of the United States.svg Scott Tucker West WX10 Suzuki
2013 Flag of the United States.svg Chris Farrell Stohr WF1 Suzuki
Prototype 2
2014 Flag of the United States.svg Fabian Okonski Stohr 01D Suzuki
2015 Flag of the United States.svg Chris Farrell Stohr WF1 Suzuki
2016 Flag of the United States.svg Jeff Shafer Stohr WF1 Suzuki
2017 Flag of the United States.svg Jeff Shafer Stohr WF1 Suzuki
2018 Flag of the United States.svg Tim Day Jr. Stohr WF1 Suzuki
2019 Flag of the United States.svg Tray Ayres Van Diemen RF00 Mazda
2020 Flag of the United States.svg Greg Gyann Stohr WF1 Suzuki
2021 Flag of the United States.svg Tim Day Jr. Stohr WF1 Suzuki
2022 Flag of the United States.svg Greg Gyann Stohr WF1 Suzuki
2023 Flag of the United States.svg Lucian Pancea Stohr WF1 Suzuki

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References

  1. RaceCar Engineering magazine, February 2005, p.58
  2. SCCA Rulebook
  3. SportsCar magazine, October 2002, p.22