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The Porsche 996 is the fifth generation of the 911 model sports car manufactured by the German automaker Porsche from 1997 until 2006. [1] It was replaced by the 997 in 2004, but the high performance Turbo S, GT2 and GT3 variants remained in production until 2006.
The RTurbo is available in 520, 550 and 590 hp variants. All variants are powered by a tuned version of the 3.6 litre flat-6 engine from the 996 911 Turbo. The engine is tuned by Ruf with modified KKK turbochargers, a remapped engine computer, Porsche GT3 engine mounts, upgraded valve train, a modified VarioCam system and an exhaust system with a bypass valve. [4]
The traditional rear wing is a variation of the 996 bi-plane unit. A new 911 Turbo S was set for production in 2010. It is a fully optioned Porsche 911 Turbo with a PDK gearbox and sports exhaust as standard. It also comes with re-engineered turbochargers to give an extra 30 horsepower increase to a total of 523 PS (385 kW; 516 hp).
VarioCam is an automobile variable valve timing technology developed by Porsche. VarioCam varies the timing of the intake valves by adjusting the tension on the timing chain connecting the intake and exhaust camshafts. VarioCam was first used on the 1992 3.0 L engine in the Porsche 968.
The only original Porsche parts are windows and windscreen wipers borrowed from the 964 and 993. [7] The CTR Anniversary uses a 3.6-litre water cooled twin-turbocharged flat-6 engine producing 700 hp (710 PS; 522 kW), and a custom 7-speed transmission built to Ruf's specification by ZF., [8] and is unrelated to any Porsche transmissions.
When the Porsche 997 debuted, Ruf bored out the 3.6 L engine to 3.8 litres (231.9 cu in), modified the exhaust and catalytic converters, and replaced the ECU and air filter. The new power output was 445 bhp (332 kW), reducing the 0-60 mph (97 km/h) time from 4.6 to 4.2 seconds (or even 4.1, according to some sources), [ citation needed ] and ...
The new Porsche Panamera has lapped the Nürburgring Nordschleife in 7:24.17—that's 5.6 seconds faster than its predecessor. The yet-to-be-named model will sit atop the Panamera Turbo lineup and ...
The CTR (abbreviation of "Group C Turbo Ruf") was based on the 1987 911 Carrera 3.2 as opposed to the 930; Porsche's factory turbocharged version of the 911. The decision to base the car on the Carrera 3.2 was made because of the 3.2's slightly lower curb weight and drag coefficient .