The Audi R8 is a mid-engine, 2-seater supercar, which uses Audi’s trademark quattro permanent all-wheel drive system. It was introduced by the German automaker Audi AG in 2006. The Audi R8 was initially equipped with a 4.2 litre V8 engine. Specifically, it is an all-aluminium alloy 32-valve (four valves per cylinder)petrol engine, utilising Fuel Stratified Injection (FSI), and has a displacement of 4,163 cubic centimetres (254.0 cu in). It develops amotive power output of 420 metric horsepower (309 kW; 414 bhp)
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