The chassis was largely similar to that of the 1973 Carrera RSR and the braking system was from the The Carrera RSR 3.0 was sold to racing teams and scored wins in several major sports car races of the mid-1970s. This steering helps reduce fuel consumption, but some enthusiasts feel that the precise steering feedback for which the 911 is famous is reduced with the new system.The new cars also have a number of technologies aimed at improving handling. Derived from the transmission in the The F series (August 1972 to July 1973 production) moved the oil tank back to the original behind-the-wheel location. The 930 was replaced in 1990 with the In 1978, Porsche introduced the new version of the 911, called the '911SC'. A mildly revised front fascia was also introduced, though the basic architecture remained. The D series was produced from Aug. 1970 to July 1971. In 1984, Porsche also introduced the M491 option. De RS is duidelijk te herkennen aan zijn kenmerkende Vanaf modeljaar 1974 waren de auto's uitgerust met een 2,7 liter motor, en hadden ze aluminium bumpers met harmonicarubbers aan de zijkant. The car's front and rear suspension system consists of pushrod actuated shock absorbers and dampers with anti-roll bars. Fitted with Porsche's latest Notable technology includes a pure carbon fibre monocoque and subframe produced by ATR Composites Group of Italy, dry sump lubrication and inboard suspension. Of the 875 examples produced, only 300 were imported to the US (120 coupes, 100 cabrios and 80 Targas), 250 were sold in Germany, 50 went to the UK, and the remainder to other countries. The 1976 Carrera 2.7 MFI Sondermodells were the last mechanically fuel injected 911 produced by Porsche, and still featured the 1973 RS engine.
The new 991 is also equipped with a new feature called Porsche Dynamic Chassis Control (PDCC). Op 12 september 1963 werd door Porsche het model 901 voor het eerst getoond aan het publiek op de autosalon van Frankfurt. The Carrera 2.7 coupés weighed in at 1,075 kg (2,370 lb), the same weight as the 1973 Carrera RS Touring. The CS had a blueprinted engine with hollow intake valves and a higher rev limit, deletion of: all power options, sunroof (except one unit), air conditioning (except two units), radio, rear seat, undercoating, sound insulation, rear wiper, door pocket lids, fog lamps, front hood locking mechanism, engine and luggage compartment lights, lockable wheel nuts and even the rear lid "Carrera" logo, all in order to save an estimated 70 kg (150 lb) in weight. For 1989, Porsche produced the 25th Anniversary Special Edition model to mark the 25th year of 911 production. Meanwhile, a new four-wheel-drive system was introduced as an option in the form of the Carrera 4, the The Targa open-topped model also made a return, this time with a large glass roof that slid under the rear window. Although the CS was well received by the club racers, because it cost more than the standard 911, but had fewer comfort features. In September 2015, Porsche introduced the second generation of 991 Carrera models at the Frankfurt Motor Show. A traditional six-speed The Carrera GT has large side inlets and air dams that help cool the large V10 engine framed by the carbon fibre rear bonnet. Porsche reintroduced the SC designation for the first time since the 356SC (as distinguished from the race engined 356 Carrera). Engine displacement was 3.4 L and power The listed models are notable for their role in the advancements in technology and their influence on other vehicles from Porsche. Altijd waren diverse uitvoeringen te krijgen. A new higher-displacement engine, a 3.2-litre horizontally opposed flat 6-cylinder unit, was utilized. Initially, two versions of the 997 were introduced— the rear-wheel-drive Carrera and Carrera S. While the base 997 Carrera had a power output of 325 PS (239 kW) from its 3.6 L Flat 6, a more powerful 3.8 L 355 PS (261 kW) Flat 6 powers the Carrera S. Besides a more powerful engine, the Carrera S also comes standard with 19 inch (48 cm) "Lobster Fork" style wheels, more powerful and larger brakes (with red calipers), lowered suspension with PASM (Porsche Active Suspension Management: dynamically adjustable dampers), Xenon headlamps, and a sports steering wheel. Denominata Carrera S Martini Racing Edition, era dotata di un nuovo body kit sportivo e di decalcomanie della Martini Racing ispirate alle Porsche 917 e 935 da competizione. Changes include a new engine similar to the GT3 and RSR models with a 9,000 rpm redline and a 20 PS (15 kW; 20 hp) and 10 N⋅m (7.4 lb⋅ft) increase over the outgoing model, NACA ducts for brake cooling, modified front fascia (similar to the 991.2 GT3), side skits and rear wing (similar to the In 2016, Porsche unveiled a limited production 911 R based on the GT3 RS. A total of 84 RS America cars were made in 1994.