The Carrera RS Lightweight/Sport variant, option M471, was the racing-oriented basis for the RSR. Just enough to be street legal, this car was made about 220 lb's lighter than the Touring version, by saving weight in the form of thin gauge steel for body panels along with the use of thinner glass.
Q: How many Porsche 911 Carrera RS - Lightweights were produced?
A: The total number of Porsche 911 Carrera RS - Lightweights produced was 200.
Q: What years was the Porsche 911 Carrera RS - Lightweight sold?
A: The Porsche 911 Carrera RS - Lightweight was sold for model year 1973.