Outboard Motors

Outboard Motors

Outboard motors are self-contained propulsion systems that are mounted on the transom, or back, of a boat. They are designed to provide the necessary power to move the boat through the water. Outboard motors are commonly used on small to medium-sized boats, such as fishing boats, pleasure boats, and inflatable boats. They are also used on larger boats as auxiliary power sources. Outboard motors consist of an engine, a gearbox, and a propeller. The engine is typically a two-stroke or four-stroke internal combustion engine that runs on gasoline. The gearbox is used to transfer the power from the engine to the propeller, which is responsible for generating thrust. The propeller is mounted on a shaft that extends from the gearbox and rotates at high speeds, propelling the boat forward. Outboard motors are available in a range of sizes and power outputs, from small motors that produce just a few horsepower to large motors that produce several hundred horsepower. They are also available in different configurations, including tiller and remote control models. Tiller models are controlled by a handle that is attached directly to the motor, while remote control models are controlled by a steering wheel and throttle located on the boat. Outboard motors are popular among boaters because they are easy to install and remove, and can be easily serviced and repaired. They are also relatively lightweight and compact, making them ideal for small boats and boats that need to be transported on a trailer. Additionally, outboard motors are more fuel-efficient than inboard motors, which makes them a cost-effective option for many boaters.

propulsion, transom, engine, gearbox, propeller

— Richard White

CITATION : "Richard White. 'Outboard Motors.' Design+Encyclopedia. https://design-encyclopedia.com/define/outboard-motors?E=399940 (Accessed on October 14, 2026)"