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Automotive Intelligence - the web for automotive professionals and car enthusiasts |
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September 26, 2007 This Week:
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A world-first achievement is the expansion intake manifold. Using the oscillating air during the cooler expansion phase is a genuine revolution in turbocharged engine technology. So benefiting from a brand-new, innovative expansion-type intake system with its own special geometry and an exhaust gas turbocharger with variable turbine geometry operating at a maximum pressure of 1.4 bar, new 911 GT2 offers an extra 50 bhp over the already very powerful 911 Turbo. Compared with the 911 Carrera, the new 911 GT2 has been lowered by approx 25 mm or 1.00", with the chassis and suspension geared specifically to the needs of this very dynamic car. And as one would rightly expect of a Porsche sports car, the GT2 comes with unusually powerful and effective brakes, PCCB Porsche Ceramic Composite Brakes featuring brake discs measuring 380 millimetres or 14.96" in diameter at the front and 350-millimetre (13.78") brake discs at the rear fitted as standard on this top-of-the-range sports model. Featured for the first time in the 911 GT2, PSM Porsche Stability Management can be deac¬tivated in two stages, with the ABS anti-lock brake system always remaining active: The driver is able to deactivate lateral and longitudinal dynamic control in a successive process, thus gearing the car's driving behaviour to his individual demands and requirements. The new Launch Assistant, in turn, enables the driver, via the engine control unit, to accelerate with optimum power and performance from a standstill, TC Traction Control ensuring opti¬mum longitudinal dynamics in the acceleration process. The new 911 GT2 is the first Porsche homologated for road use to be fitted as standard with an exhaust system featuring a titanium rear-end silencer and titanium tailpipes. Compared with a comparable silencer made of stainless steel, titanium reduces the weight of the entire system by approximately 50 per cent. Another new feature in the 911 GT2 is the sports bucket seats likewise fitted as standard. And a further advantage in this case is that the backrests fold individually to any desired position, maintaining optimum lateral stability at all times. Photos: Porsche (Sept. 26, 2007)
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