The New BMW M6 - First details

New BMW M6

The rebirth of an icon

December 14, 2004 8:13 PM
Filed Under: BMW, German

Press Release

The rebirth of an icon
The announcement of a new M car remains a rare and exciting occasion, and the launch of the new M6 in 2005 will reveal a potent new combination of BMW engineering and M power.

Hot on the heels of the new M5, and taking lightweight design solutions from the M3 CSL, the new M6 combines supercar presence with Grand Touring potential. Joining an exclusive club, the fourth new M car of the decade sets a new performance benchmark for a production car. The beauty of the M6 is also its ability to comfortably crush kilometres on a cross-country cruise.

The BMW M6 is the new standard-bearer for BMW's M car range, as well as the return of a much loved and highly regarded BMW badge. The latest M car features:

  • 5.0-litre V10 engine producing 507bhp
  • Seven-speed SMG (personally programmable)
  • Lightweight body panels including carbon fibre roof
  • 0 - 62mph in 4.6 seconds / 62 - 0 in 36 metres
  • 155mph limited top speed
  • MDrive Manager control settings
Like its predecessor - the legendary 1985 M635CSi - the new M6 resets the sports GT benchmark, with supercar performance, dispatching the zero to 62mph sprint in 4.6 seconds and achieving a limited top speed of 155mph. If derestricted, the M6 would be capable of a 200mph+ top speed. During tests at the famous Nürburgring Nordschleife circuit, the new M6 regularly clocked

eight minutes lap times. These rarefied performance statistics are, however, backed up by 'real world' economy and efficiency - the new M6 delivers a combined EU fuel consumption of 19.0mpg and a CO2 rating of 357g/km.

Powered by the same 4,999cc engine that set new standards in the M5, the 507bhp power output ensures that the new M6 maintains the M car tradition of breaking the 100bhp per litre benchmark. Peak power is developed at 7,750rpm with the red line set at 8,250rpm. Peak torque of 520Nm is developed at 6,100rpm of which 450Nm is available from just 3,500rpm. The 90-degree V10 aluminium-silicon alloy engine block is extremely light yet robust and is the first V-arrangement engine to use a bedplate construction. The aluminium bedplate with cast-iron inlays ensures the engine's rigidity throughout the rev range, but the complete unit still weighs just 240kg.

The capable chassis of the new M6 permits lateral acceleration in excess of 1g. To cope with such forces, the V10 engine features a lateral force-controlled oil supply that, from 0.6g of lateral movement, activates one of two electronic oil pumps to draw oil from the cylinder head and delivers it back into the sump to ensure perfect lubrication even in the most extreme situations. It is because of the extreme forces that can be induced by the M6 that the car also makes use of a semi dry sump lubrication system with an oil reservoir on each side of the front subframe.

Masterminding all the M6's engine electronics is one of the most advanced engine control systems ever developed. The MS S65 control unit coordinates all engine functions using three 32-bit processors that handle more than 200 million operations per second from over 50 incoming signals. Each of the 10 cylinders has its own throttle butterfly, with its position being monitored 200 times per second. Reacting to changes in throttle position, the butterfly can move from closed to fully open in a mere 120 milliseconds (approximately three times faster than the blink of an eye).

Like the M5, the new M6 also uses BMW's new third-generation seven speed Sequential Manual Gearbox (SMG) with Drivelogic. Drivelogic offers the choice of 11 different change patterns, depending on the speed of change required. Six change patterns are available in the manual mode and five in the 'automatic' mode, in which the gearbox will automatically select the most appropriate gear depending on driving conditions.

The new SMG gearbox also offers safety benefits when downshifting on slippery surfaces. If it detects the rear wheels locking up, the clutch opens for a fraction of a second to ensure traction is maintained. Hill Detection is another SMG feature. In automatic mode, the SMG gearbox recognises that the car is travelling on an incline and holds gears uphill to maintain acceleration and selects lower gears when progressing downhill to make the most of the available engine braking.

Source: Text & photos courtesy BMW AG
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