The Carrera RSR 3.0 is one of those rare and super-special Porsches, and one of the most successful Group 4 racing cars ever. Today the Carrera RSR models rank among the most sought after of all Porsche 911 variants.

The 1974-75 Porsche 911 Carrera RSR was the race-ready variant of the Carrera 3.0 RS, which continued as a privateer race car only, featuring a new 3.0-liter engine, the Type 911/75, capable of 330 hp. While roughly 54 cars were built in RS trim, an additional 55 examples were completed in RSR trim - dedicated lightweight racing cars intended ...

In 1974, Porsche created the Carrera RS 3.0, making 230 PS (169 kW). It was almost twice as expensive as the 2.7 RS but was much more of a track machine. The chassis was similar to the ’73 Carrera RSR and the brake system was from the Porsche 917. The Carrera RSR 3.0 was made in small numbers for racing.

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With its new 3.0-liter engine, featuring mechanical fuel injection, it was capable of 230 hp. Its price was almost twice that of the previous 2.7 RS. While 1,580 Carrera RS 2.7s were built for 1973, only 56 Carrera RS 3.0s were built for 1974. Loading...

The Carrera RSR 3.0 is one of those rare and super-special Porsches, and one of the most successful Group 4 racing cars ever. Its combination of low weight, immense Porsche 917 brakes, impeccable handling, and a 330+hp naturally aspirated flat-6 that gave the model a power-to-weight ratio that would humble even the most mighty offerings from ...

Profile, history, photos and information about the Porsche 911 3.0 RSR, the 3-litre RSR was the most successful Group 4 car of its era.

For 1974, a new 3.0-liter engine with Bosch twin-spark ignition was employed, with a resultant power increase to 330 horsepower. The now-redundant 917 parts bin was raided for brakes and center-lock wheels, while flared wheel arches, a front air dam, and the now iconic “tea-tray” spoiler gave the RSR a very aggressive posture.

Weighing in at a mere 900kg, the RSR was obviously a very quick car, in excess of 170mph having been possible while 0-60 took less than five seconds. For two years the RSR swept all competition aside, providing Porsche with its most successful customer racing car.

1974 - 1975 Porsche 911 Carrera RSR 3.0: 538-shot gallery, full history and specifications