11/8/10

Mercedes Benz McLaren SLR – end of production

Cars Mania Blog
Auto Car | Mercedes Benz McLaren SLR – end of production | The Mercedes-Benz SLR McLaren is an Anglo-German supercar jointly developed by Mercedes-Benz and McLaren Automotive, built in Portsmouth and the McLaren Technology Centre in Woking, Surrey, England. The moment that Mercedes-Benz owns 40 percent of the McLaren Group.

The presence of the automatic transmission, for mid-engine preparation and handling, some commentators classify the SLR McLaren as a GT competitors vehicles like the Aston Martin DBS V12 Ferrari 599 GTB Fiorano.
SLR stands for “Sport, Leicht, Rennsport” (sport, light, racing). Mercedes-Benz SLR 3500 stated that they build in a period of seven years, with an annual production of 500 cars. The car’s base price GB £ 295.337 (approx. U.S. $ 450,000 or € 351.269 c. 2009), made the ninth expensive street legal car in the year 2008.

The Mercedes-Benz SLR McLaren was inspired by the Mercedes-Benz 300 SLR of 1955, based on the W196 F1 car, yet named after the road-going 300SL Gullwing. On April 4, 2008, Mercedes announced it would discontinue production of the SLR. The last of the coupes rolled off the production line at the end of 2007 and the roadster version was put stops in early 2009.

The SLR has Senso Tronic, a kind of brake-by-wire system. The brake discs are carbon-ceramic and better stopping power and fade resistance than steel discs when operating under ideal operating temperature. Mercedes-Benz claims these discs are fade resistant to 1,200 ° C (2,200 ° F). The front discs are internally ventilated, 370 mm (15 in) in diameter. 8 piston calipers are used. Rear discs are 360 mm (14 in) in diameter with four piston calipers. During wet conditions the calipers automatically skim the surface of the disks to keep them dry.

The SLR sports a 232 kg (510 lb) hand-built 5439 cc (5.439 L; 331.9 cu in), supercharged, all-aluminum, SOHC V8 engine. The cylinders are at 90 degrees angle with three valves per cylinder and lubricated by a dry sump system. The compression ratio is 8.8:1 and the bore and stroke is 97 mm (3.82 in) and 92 mm (3.62 in), respectively. The Lysholm-type twin-screw supercharger running at 23000 rpm and produces 0.9 bar (13 psi) of boost. The compressed air is cooled via two intercoolers. The engine delivers a maximum power of 626 hp (460 kW, 617 hp) @ 6,500 rpm and maximum torque of 780 N × m (£ 580 × m) @ 3250-5000rpm.

Source : www.dreamroad.us

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