C Sports Racer
Appearance
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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