Similar to COGAG

Combined diesel and diesel

Combined gas or gas

Well dock

Mack (naval architecture)

Combined diesel and gas

Combined diesel–electric and gas

Combined diesel or gas

Combined gas and steam

Combined nuclear and steam propulsion

Combined steam and gas

Outboard motor

Sterndrive

Inboard motor

Turbo-compound engine

Template:Combined-marine-propulsion

Warship

Q-ship

Atakebune

Floating battery