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SGHOM
02-09-2004, 10:08 PM
Volkswagen's goal was create the world's fastest production vehicle, something that could be driven on the road smoothly, or right-royally thrashed.

As such, one of the first hurdles the company faced, after developing a killer 16-cylinder engine, was to make sure it was aerodynamically sound.

To be able to reach speeds of more than 400km/h and still provide linear handling characteristics, the Veyron's body had to be sleek, but under the car and out of sight are the kind of ground effects more commonly seen on Formula One cars.

Volkswagen paid lots of attention to the front and rear spoilers, and the company reckons that the new Veyron will hold higher corner speeds, be able to more effectively get power to the ground while exiting corners and also decelerate more rapidly under brakes thanks to all the painstaking work they've carried out in the wind tunnel.

The most impressive aspect of the new Bugatti supercar has to be the 16-cylinder engine, which is located behind the driver (mid-mount) for a low centre of gravity, ergo improved turn-in and general handling characteristics.

Rather than try and squeeze 16 cylinders into a vee format, Volkswagen came up with a much more compact idea a few years ago - the 'W' configuration. In layman's terms, it's basically two 4.0-litre V8s sharing the same crankshaft, which makes it more compact than similarly sized V12s.

This gargantuan 8.0-litre W16 has four valves per cylinder - for a total of 64 valves - and together with a supremely sophisticated forced induction system, it belts out 1001 horsepower, or 736kW @ 6000rpm.


Just to put that in perspective, the Veyron generates more power than four of Subaru's potent WRXs put together.

Made of aluminium and magnesium (to keep weight down), the 7993cc W16 powerplant has four turbochargers and four camshafts, one for each bank of four cylinders respectively.

With a 9.0:1 compression ratio and variable valve timing, the quad-turbo system helps boost the car's low end, while providing a fatter torque curve at the same time: 1250Nm of torque @ 2200-5500rpm. The closest any other production car comes to this staggering figure is Mercedes' CL 65 AMG, which pumps out 1000Nm from its 6.0-litre twin-turbo V12.

The new Bugatti is fitted with a brand-spanking new 7-speed semi-manual transmission, which is operated by paddle shifters located behind the tanned leather steering wheel. On average, the twin-clutch system takes just 0.2 seconds to change gears, which is quicker (on average) than a traditional manual.

In the real world, this 736kW and 1250Nm combines with the 7-speed, all-wheel drive transmission and a 1600kg kerb weight to propel the Bugatti Veyron to 100km/h from rest in 2.9 seconds. That's very quick.

If that isn't enough, the four-wheel drive chunk of exotica will hit 300km/h in 14.0 seconds flat and can cruise at 400km/h with ease. The car is electronically limited to 400km/h (248 mph), though if de-restricted the 8.0-litre coupe would be capable of at least 450km/h, perhaps more if the final-drive ratio and fuel-injection mapping was tweeked.

To safely and reliably accelerate to 400km/h, the Veyron makes use of custom-designed Michelin tyres, which utilise what has termed the Pax system. The tyres are capable of dealing with the stress of 400km/h speeds, and they also have a special pressure monitoring system and run-flat capability, so that even in the event of a high-speed puncture, things won't go all pear shaped.

So, at the end of the day, Volkswagen has not only built one hell of a coupe, but it now also has bragging rights to the world's fastest car - and a direct swipe at the likes of McLaren's F1, Lamborghini's Murcielago and Ford's GT.

The Bugatti Veyron is expected to cost roughly €750,000, which is about $1,300,000 in local currency. It is expected that a handful will make their way to Australia, but most will be sold in Europe.

The new all-wheel drive Veyron has more power than the current crop of Formula One cars, and with its massive 8.0-litre, quad turbo engine, carbon fibre-reinforced chassis and aluminium body panels, there are few cars out there today that combine such technical sophistication with a look that's quite unorthodox, yet strangely appealing.

KiwiTT
02-09-2004, 10:26 PM
An exclusive source to AutoZine reveals that Bugatti Veyron is about to launch shortly. After almost 2 years of delay, Bugatti has finally solved the technical difficulties regarding engine cooling and high speed stability. Now the first customer car is already under assembly at the Molsheim factory. It will be delivered to Dr. Ferdinand Piech in the next April Fool, if no more delay is experienced.

In a recent interview by our secret source in a bar while he was drunk, Volkswagen boss Bernd Pischetsrieder said, "I am so glad that this crap is finally finished ! especially at a time our Golf sells so poorly. Hopefully it will lift the image of our Volkswagen-brand products. Our customers should be taught that cars are not necessarily as cheap and trouble-free as our Golf. Just look at this crap and you will understand ! it gave me so much headache !"

Pischetsrieder's headache is not without reasons. The Bugatti Veyron project was running over-budgeted and seriously delayed due to a series of technical and quality issues. 4 years ago, Bugatti claimed a world-beating top speed of 252mph and 0-60mph acceleration in only 3.0 seconds. Its quad-turbo W16 engine was said to pump out a record-breaking 1001 horsepower. However, when Bugatti put all components together, they found the engine overheated and the car would airborne at that speed.

"We really thought of a variety of solutions", said the drunk Pischetsrieder, "one of which was to add a decimal point to the horsepower figure, reducing it to 100.1hp. Unfortunately, we found the guys at marketing department had already printed the brochures, so we turned down the idea after calculating the cost involved."

"Another solution was to add air conditioning to the engine compartment. We built a prototype with a super-strong air conditioning and a 4-zone automatic climate control (i.e., to cool the 4 banks of cylinders). We even developed an i-Drive-style control unit for the cooling system just because it sounds cool. Unfortunately, we found the air conditioning unit itself consumed 400 horsepower, and then it needed another air conditioning to cool it down, so forth� it's too complicated, so we turned down the idea."

"In the end, we found an ingenious solution - we detuned the engine to 500hp and stick with a voluntarily limited top speed of 155mph. When the customers need to access 1001hp and 252mph, they can drive their Veyron back to us, and then our experts will release its potential by plugging in a notebook computer, downloading the latest Sony GT4 software to the in-car management system. At the same time, our technicians will help our customers to put on a VR (editor note: Virtual Reality) video mask. Once you press the start button, you can enjoy beating McLaren F1, Ferrari Enzo or whatever ! all these can be done without risking your life ! ingenious !

"In the next phase, we plan to increase performance to 280mph with a 1600hp engine.

Kieran
02-09-2004, 10:41 PM
:laugh: Tee-Hee Richard!

I think you'd like www.sniffpetrol.com! :D