Piecing Together the Truth

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In 1973, rule changes made the iconic and highly successful Porsche 917 ineligible for many races. Porsche developed the 911 Carrera RSR to take its place, which required that the automaker homologate at least 500 street versions to qualify for competition. Porsche ended up selling 1,525 Carrera RS cars and 55 RSRs that went to privateer race teams. Most important were the eight RSR prototypes that Porsche built for its factory race teams. One of these RSR prototype cars, chassis number 9113600686 — the seventh one built and known colloquially as “R7” — became the subject of intense litigation in the […]