Rabu, 06 Februari 2013

PAGANI ZONDA R

Zonda R

Zonda R
Manufacturer Pagani
Production 2009 (15 produced)
Class Racing car
Body style 2-door coupe
Layout Rear mid-engine, rear-wheel drive
Engine 6.0 L AMG V12
Transmission Xtrac 672 6-speed sequential manual
Wheelbase 2,785 mm (109.6 in)
Length 4,886 mm (192.4 in)
Width 2,014 mm (79.3 in)
Height 1,141 mm (44.9 in)
Curb weight 1,070 kg (2,359 lb)(dry weight)
the Zonda R debuted at the Geneva Motor Show 2007, using the 6.0 litre V12 M120 engine sourced from the race version of the Mercedes-Benz CLK-GTR.[17] The Zonda R's competition lies with track-biased cars such as the Ferrari FXX and Maserati MC12 Corsa rather than the original Zonda's road competitors as it is not road-homologated.
Despite sharing much of the Zonda's shape, the R is almost entirely new, sharing only 10% of the Zonda F's components. It has been obliquely suggested by Horacio Pagani that this car is a testbed chassis for certain components of the Zonda's replacement (in the same vein as the Ferrari 288 GTO Evoluzione and the successive F40) and that the Zonda R accurately reflects some of the Zonda's successor's features. Only 15 Zonda R were produced.

Chassis

The central carbon chassis incorporates a roll cage and a rubber racing fuel cell with 4 fuel pumps and quick refuel filler cap, similar to GT race cars. The wheelbase has been increased by 47 mm (1.9 in) to increase stability. The front and rear subframes are brand-new, built to accommodate new suspension geometry, and produced in Avional. The slick-shod wheels are new forged-magnesium center-lock models, which in conjunction with on-board pneumatic airjacks (again, like the FXX) allow rapid change of the entire wheel assemblies.
The car senses, displays and logs information about the amount of downforce that is generated at each wheel at all times. It is thought that this system will enable owners to adjust set-up according to track conditions and to improve their cornering technique.

Bodywork

In addition to the wheelbase increase (47 mm), overall length has increased by 394 mm (15.5 in) and track by 50 mm (2.0 in). The bodywork and aerodynamics have been altered to offer maximum downforce, featuring a longer front bonnet with flaps, a closed underbody and a new rear overhang with adjustable rear wing and race-derived diffuser. These are intended to translate into increased aerodynamic efficiency and downforce for maximum cornering speed. It is also noted that the car's new rear bodywork is minimal in the extreme, being composed mostly of vent. This is thought to be symptomatic of the need to keep the engine cool enough, even under hard track use. Again, this is similar to the gutted bodywork of the Ferrari FXX Evoluzione.

Engine


Zonda R engine (Mercedes-Benz M120 AMG)
Output has increased to 750 PS (552 kW; 740 hp) at 8500 rpm and 710 N·m (524 lb·ft) of torque. A lightweight carbon fibre high performance intake system, racing multiple disc centered clutch and Formula One-style exhaust system, hydroformed in Inconel 625 and ceramic coated for optimal heat dissipation, have been added. The AMG-built engine is mated to a 6-speed longitudinally-mounted manual sequential synchronized gearbox.

Interior

The car's interior is spartan reflecting the car's racetrack aspirations and intended home, and features bespoke seats, customized to the driver to offer maximum support. As before, the Digitek instrumentation provides essential information and the sophisticated telemetry allows a variety of sensors to monitor numerous aspects of the car.

Zonda R Evolution

The Zonda R Evolution is an updated version of the Zonda R. It features many changes over the previous Zonda R. Also the car takes many pieces and inspirations from the Zonda 760RS. It is finished in pearl white with exposed carbon-fibre on the nose. The 6.0L V12 engine is uprated to 800 hp. The body work is still the same but has improved aerodynamics. It features a bigger air spliter above the two standard air spliter on the front bumper and a pair of small splitter on the sides of rear bumper. A bigger rear central fin (Even bigger than the 760 series Zondas) and a small spoiler added below the standard Zonda R spoiler improves aerodynamics and increases downforce

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