Outboard motor
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An outboard motor is a propulsion system for boats, consisting of a self-contained unit that includes engine, gearbox and propeller or jet drive, designed to be affixed to the outside of the transom.
Bolinder's two-cylinder Trim outboard engine
A Yamaha F115BET outboard engine, the world's largest outboard motor manufacturer
1979 Evinrude 70 hp outboard, cowling and air silencer removed, exposing its shift/throttle/spark advance linkages, flywheel, and three carburetors
An open seagoing boat with an outboard motor attached
Inboard motor
Videos
An inboard motor is a marine propulsion system for boats. As opposed to an outboard motor, where an engine is mounted outside the hull of the craft, an inboard motor is an engine enclosed within the h
A 260-horsepower (190 kW) diesel inboard motor
A 16-horsepower (12 kW) inboard marine diesel engine, installed in a sailboat
Engine room layout of a rescue boat
An 11,100-horsepower (8,300 kW) inline-5, 2-stroke, low-speed marine diesel engine, powering a ship