The great racing driver, Sir Malcolm was the first man to drive at over 300 miles per hour. He set up a new world record in 1935 at Salt Flats, Utah. the car he was driving, had been built for him. It was over 30 feet in length and had a engine. After his attempt, was to learn that his average speed had been 299 miles per hour. However, a few days later, he was told that a mistake had been made. His average speed had been 301 miles per reached a speed of over 304 miles per hour, he had great in the car because a tyre burst during the first run. Since that time, racing drivers have reached speeds over 600 miles an in his father's many years later, Sir son, Donald, also set up a world record. Like his father, he was driving a car called