1971 Motocross Luxembourg GP Ettelbruck Roger De Coster

Ake Jonsson on Maico and Belgian Roger DeCoster on Suzuki in a cutthroat fight that turned in favour of the Swedish. But his victory was tainted by rumors of cheating, he would have changed bikes between the 2 heats. However the jury declared him the winner. De Coster will be crowned world champion by the end of the season