1956 World Record Setter, NSU 500 twin..211.04 mph @ Bonneville…110 hp @ 8,000 rpm and it was air cooled. Alcohol fueled and blown..Wilhelm Herz rode/piloted this 2 wheel rocket..
1953 German racer..NSU “Renmax” This little 250 developed 39 hp @11,500 rpm. Top speed w/fairing was 135 mph. Six speed trans..