1974 Porsche 911 RSR 2.1 Turbo

1974 Porsche 911 RSR 2.1 Turbo. Only four were ever built, with this ‘R13’ chassis being the most successful of the quartet. Porsche Works Team Entry in the 1974 FIA World Championship for Makes, 2nd Overall at the 24 Hours of Le Mans with Herbert Müller and Gijs van Lennep. Original Condition. 2 are in private museums and the 3rd resides in the Porsche museum. This example appeared for sale in 2018 at Gooding.

Engine is a 2.1-liter twin-plug flat-six. The crankcase is magnesium, while its valves are titanium and Bosch mechanical fuel-injection is used. Output was over 500 hp, a huge number in 1974.

The 911 Carrera RSR 2.1 Turbo set the stage for dominating race cars to come.

Known as R13, the car is painted in the silver-red-and-blue livery of Martini & Rossi. The first production-based turbocharged Porsche to race at Le Mans needs no introduction to Porsche fans. Estimated at $6m to $8m the icon did not change hands.