The classic Jendrassik type diesel engine of 442 kW output.
This engine was constructed by Gyorgy Jendrassik in the early 1940s. From 
the 1950s hundreds of such engines were built in locomotives and DMUs.
This engine is a 16-cylinder four-stroke engine  with 1150 rpm nominal speed,
built in M44,160.

Photo: Peter Werner Groh (groh@ludens.elte.hu)