Your outboard needs a propeller—maybe two if you are smart and carry a spare. There are literally dozens of prop options for most outboards, so start here. Outboard props come in three flavors: ...

During my 30-plus-year history with this magazine, reader queries about propellers have remained constant and unrelenting. Questions that once came in letters and phone calls now arrive digitally, but ...

Boats are propelled forward by various power sources, such as human power, wind power, and internal combustion engines. Nowadays, even electric boats are coming onto the scene. Propulsion for ...

Watch as we test 12 ultra-efficient electric boat propellers to find out which offers the best speed, efficiency, and performance on the water. Perfect for electric boat enthusiasts, engineers, and ...

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, ...

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