Friday, September 6, 2013

VW Golf VII R 2014

Volkswagen presented at the IAA 2013 the 300 hp strong and at least 38,325 euros expensive VW Golf R - and thus the strongest and most expensive production Golf ever. Compared with the up to 230-hp Golf GTI puts the Golf VII R again it all of 70 hp. To its predecessor, based on the Golf VI , he distances himself by as much as 30 hp.The drive will continue the two-liter turbo gasoline engine is used.



However, the four-cylinder has been extensively revised and with additional refinements. This Golf has a 70 hp more power, the cylinder head exhaust valves together, valve seat inserts and valve springs has been redesigned, also other pistons are used. Thus, with more fuel and oxygen pressure can be injected into the combustion chambers, the technician also stored at the injectors and on the turbocharger hand.



The maximum power of 300 hp is at 5500-6200 tours. Also, the torque increases compared to the GTI by 30 to 380 Newton meters - that even in a wide speed range 1800-5500 rpm. Despite all the performance-enhancing measures promises VW less consumption: a fully electronic coolant regulation allows a more efficient thermal management with shorter warm-up.



The exhaust passage for water-cooled turbocharger is now integrated into the cylinder head. In addition, the engine with dual variable valve timing, variable valve timing and two-way adjustable valve on the outlet works with a dual injection (direct and manifold injection). The wages of Technology Fireworks are 7.1 liters fuel consumption, about one and a half liters less than the 270-hp predecessor. With DSG, the value drops further to 6.9 liters.

To save this golf course was not designed to reveal the driving performance of the ever: With a manual transmission the standard sprint to 100 km is to be completed after 5.3 seconds with DSG, it takes only 4.9 seconds. Without 4Motion all-wheel drive, these values ​​would certainly not possible. The revised system sends when required almost 100 percent to the rear axle. Depending on driving conditions, Gaspdeal and steering wheel position, the Haldex coupling distributes the torque instantaneously between the front and rear axle.

At low load or shear the adhesion occurs primarily via the front axle to save fuel. In order to increase the cornering dynamics and bring the power effectively to the road, the XDS system simulates elktronische + by braking the individual wheels, the function of a differential lock on both axles. The performance measures go further: For the optimal slope capability allows the two-stage ESC (Electronic Stability Control) also completely disable. VW says that this feature is available exclusively in the Golf R.

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