1973 Porsche 911 Carrera RS 2.7: The Purest Driver's 911
Sarah Lin
· 6 min read
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Among Porsche purists, the 1973 Carrera RS 2.7 represents the Holy Grail. Built to homologate the 911 for Group 4 GT racing, Porsche originally intended to produce only 500 units to meet FIA regulations. The car was so universally acclaimed that demand forced Porsche to build 1,580 examples.
Weighing as little as 960 kg in M471 Lightweight trim, the RS 2.7 stripped away sound deadening, rear seats, clock, and even glovebox doors in pursuit of pure mechanical harmony.
The Engineering Breakthroughs
- Engine: 2.7-liter air-cooled flat-six with Bosch mechanical fuel injection (MFI) developing 210 HP at 6,300 rpm.
- The 'Entenbürzel' Ducktail: The world's first production car rear aerodynamic spoiler, reducing rear aerodynamic lift by 75% without increasing drag.
- Wider Rear Track: First 911 fitted with wider rear tires (6J front, 7J rear Fuchs wheels) to balance handling.
- Performance: 0-100 km/h in 5.8 seconds, top speed 240 km/h.
“"Driving an RS 2.7 is an acoustic and sensory masterclass. The steering communicates every pebble on the road, and the mechanical injection barks with ferocious urgency."”
Every modern Porsche 911 GT3 and GT3 RS traces its DNA directly back to this 1973 masterpiece.