Amongst Porsche cognoscenti, there are just two models from this storied marque’s 70-year history that are truly iconic: the revered 356 Speedster of 1954–1958, and the 911 Carrera RS of 1973. We are pleased to offer here one of the finest and rarest examples of the latter.\n\n \n\n After the FIA abolished the five-liter prototype category which had been utterly dominated by the Porsche 917 in the early 1970s, the German automaker sought another stage upon which to prove its racing mettle. It ch