The Rossin-Bertin Vorax will debut this month at the São Paulo Auto Show. Over an aluminium chasis this car features a carbon fibre body, with 570 horsepower, or supercharged with 750. Earlier it was 0-62 mph in 3.8 seconds and a top speed was 205 mph. Latter, acceleration time was improved to 3.6 seconds, 180 horsepower boost and top speed increased to 231 mph.Rossin-Bertin Vorax coupe is aimed to hit the market in late 2011 or early 2012. A...