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Audi is launching the next variant of its top-of-the-line model. With the R8, the brand has established itself at the forefront of high-end sports cars from the very start and now comes the R8 V10. Its 5.2-liter, ten-cylinder engine churns out 386 kW / 525 hp and 530 Nm / 390.91 lb-ft of torque, which makes for breathtaking performance. With superior Audi technologies such as quattro all-wheel drive, the lightweight aluminum body, the innovative all-LED headlights, and its striking design, the R8 V10 takes pole position against the competition.
The R8 V10 is the result of cumulative know-how from Audis string of Le Mans victories. Its naturally aspirated engine combines racing technology such as dry sump lubrication with FSI gasoline direct injection. The ten-cylinder design is the perfect synthesis for impressive top performance, mighty pulling power, and low weight. Starting in 2009, this engine will also prove its potential on the worlds racetracks in the new R8 racing car Audi is developing for customer teams in conformance with the GT3 rules.
The V10 engine in the production sports car will be almost identical in construction to the one in the racing version. Its displacement is 5,204 cc, at 6,500 rpm it delivers 530 Nm / 390.91 lb-ft of torque, at 8,000 rpm its power tops out at 386 kW / 525 hp. The specific power output is 100.9 hp per liter of displacement and each hp has to propel only 3.09 kilograms (6.91 lb) of weight, because the Audi R8 V10 in the version with the six-speed manual gearshift weighs only 1,620 kilograms (3571 lb). The engine accounts for 258 of these kilograms (569 lb) thats only 31 kilos (68 lb) more than the V8.
Source: Audi Press Release