>TU-114 uses four engines (Kuznetsov NK-12) that are the most powerful turboprop engines ever in production (11000 kW at 2900 kg). Interesting detail about the

>TU-114 uses four engines (Kuznetsov NK-12) that are the most powerful turboprop engines ever in production (11000 kW at 2900 kg). Interesting detail about the NK-12 (according to Wikipedia): The design that eventually became the NK-12 turboprop was developed after World War II by a team of Soviet scientists and deported German engineers under Ferdinand Brandner, who had worked for Junkers previously; ... Thus, the NK-12 design evolved from late-war German turboprop studies.