1974 · 🇩🇪 Germany · 500 hp
A purpose-built factory race car blending the 911 Turbo's 3.0-litre turbocharged flat-six with the lightweight RSR chassis. Developed by Porsche for Group 4/5 racing in 1974–1977, only three factory examples were built, competing at Le Mans and the World Sportscar Championship.