C Sports Racer

Steve Forrer racing to his CSR win at the 2013 SCCA National Championship Runoffs

C Sports Racer (CSR) is a class in the Sports Car Club of America. it consists of open top prototype style cars. The maximum displacement is 1615cc, in a 2 valve crossflow engine, with a minimum weight of 1300lbs w/driver. Two cycle or 4 valve/4 cycle motors between 850cc and 1300cc are permitted with a minimum weight of 1200lbs. Supercharging and turbocharging are permitted within limits, and with a maximum displacement of 765cc. Some CSRs are Formula Atlantic cars converted by adding bodywork to the chassis.[1]

References

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  1. ↑ http://www.na-motorsports.com/Organizations/SCCA/Racing/Rules.html
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