モトクロス世界選手権
Born in Mikkeli, Finland, he became known as the "Flying Finn", and was characterized by a fierce, determined riding style. He was the first Finn to win a Motocross World Championship. He won his first 500 cc Motocross World Championship on a Husqvarna in 1974, defeating the defending World Champion Roger DeCoster in what would be remembered as one of the tightest battles in motocross history.