The March 73S is a
Group 5 Group 5 may refer to:
*Group 5 element, chemical element classification
*Group 5 (racing)
Group 5 was an FIA motor racing classification which was applied to four distinct categories during the years 1966 to 1982. Initially Group 5 regulations defi ...
prototype
A prototype is an early sample, model, or release of a product built to test a concept or process. It is a term used in a variety of contexts, including semantics, design, electronics, and Software prototyping, software programming. A prototyp ...
race car, designed, developed and built by British manufacturer
March Engineering
March Engineering was a Formula One constructor and manufacturer of customer racing cars from the United Kingdom. Although only moderately successful in Grand Prix competition, March racing cars enjoyed much better success in other categories ...
, for
sports car racing
Sports car racing is a form of motorsport road racing which utilises sports cars that have two seats and enclosed wheels. They may be purpose-built prototypes or grand tourers based on road-going models. Broadly speaking, sports car racing is ...
, in 1973.
References
{{March Engineering
Sports prototypes