Stirling engine boats are Silent, Reliable and Clean.
They offer a pleasant alternative to petrol, electric or other types of propulsion.
As low power craft they are well matched for rivers, lakes and canals.
This website features Stirling powered boats and their usage.
A SILENT BOAT ENGINE?*!Yes - A Stirling engine can be as quiet as a bicycle.
There are no petrol/diesel explosions
Stirlings are powered by heat - and heat flow is silent.
Check out the videos and the decibel readings