It was the car so powerful and dominant that it forced officials to change the rules of the popular Can-Am Sportscar series in North America in the early 1970s. With over 1000 horsepower and capable of nearly 400km/h, the Porsche 917/30 is one of the fastest race cars ever built, as the Shannons Legends of Motorsport team discovered with this special up-close story.
