Unusually, Kling found his way into motorsport via his first job as a reception clerk at Daimler-Benz in the mid-1930s, competing in hillclimb and trials events in production machinery in his spare time.
Inusualmente, Kling atopou o seu xeito no automobilismo a través do seu primeiro traballo como empregado na recepción en Daimler-Benz a mediados dos anos 1930, competíu en hillclimbs e carreiras de probas en coches de produción no seu tempo libre.