Boating is a popular recreational activity ... power unit — from the engine and transmission to the shaft and propeller.

Most famous of these is probably the toroidal propeller that made waves a while ago, mostly in the field of flying drones, but commercial toroidal boat props exist too. Test results of the ...

Suzuki Marine launched its first outboard motor, a one cylinder, two-stroke portable known as the D55, generating 4.0kW (or approximately 5.5 horsepower). While this first Suzuki outboard was ...