Consider, if you will, the humble motorboat propeller. It is small - usually 3 to 20 pounds with a 9 1/2- to 16-inch diameter - and has a simple job. Its task is to keep its head underwater and turn, ...

Each year, hundreds of boaters spend countless thousands of dollars on machine-shop equipment and bolt-on gadgets in their quest to increase outboard horsepower. Yet the easiest and least expensive ...

Sharrow Marine propellers were met with skepticism when they first hit the scene. But Greg Sharrow convinced us. He related the backstory about the need to develop quieter, more efficient drone ...

Choosing the right boat propeller can transform your time on the water, improving speed, fuel economy, and handling. From blade count to pitch, rotation, and materials, every detail impacts ...

Subscribe to Marlin magazine and get a year of highly collectible, keepsake editions – plus access to the digital edition and archives. Sign up for the free Marlin email newsletter. A strategically ...

From big boats to small, most have one thing in common - propellers. Boats move through the water with a gasoline or diesel engine that turns a propeller under the water. With the exception of ...