Deisel
a fast one.
The locomotive is an MThB EC 3/5 (2-6-2) #3 drawn modified to look like a Russian steam engine. And they added smoke deflectors and a tender to it. and it was renumbered to 2747. The same whistle was recorded.
The engine on a train is behind the driver.
The engine is a 2-6-2T MThB Class EC 3/5 #3 with smoke deflectors and a tender to look like a Soviet steam train. And it was renumber 2747.
The engine of an old train would be a steam engine.
steam train
5W30 weight only. If you run any heavier oil in that engine it will burn the valve train up.
The "Engine".
The engine or locomotive.
It depends on the kind of train.
In swedish 'lok' means 'train engine"