Marine gearbox - photo

[Altair]

A small marine gearbox.




Previously:

Outboard motor cutaway - photos
Bergen marine diesel engine - GIF
Giant ship engine turbocharger - photo

[IntheGroove]

The nice thing about those is that with multiple drives all of the engines can turn the same rotation and the propeller rotation is made in the gearbox because they can handle full power in either direction...