A classic Porsche 911 is set to break a world record for the model by selling for a staggering £6 MILLION. <br /><br />The Porsche 911 RSR 2.1 Turbo, raced by the Martini Team, finished second overall at Le Mans in 1974. <br /><br />It was the first turbocharged racer based on a production car to compete in the 24 hour race and has been described as "one of the most historic racing cars of all time". <br /><br />The 44-year-old racing car looks like a road-going Porsche 911 from the period which has been beefed up for motorsport.
