A thoroughly modern diesel engine, there are no clouds of smoke to endure with the Cox 350, as this trolling-speed photo shows. Courtesy Cox Marine. This purpose-built V-8 features twin turbos. The ...

The OXE Hybrid 450 concept engine is said to be the world's first hybridized diesel outboard in the higher power classes and premiers at the International Boat Show in Miami.The OXE Hybrid 450 ...

For comparison’s sake, an earlier test of a twin 300 hp Mercury outboard version of this boat achieved optimal efficiency of 1.6 mpg at 3,500 rpm and 26.7 mph, resulting in a cruising range of 334 ...

The 34th Annual Antique Marine Engine Expo is next month, along with a dog water rescue demonstration, family field day, and ...

Chula Vista, Calif., has completed the conversion of its diesel-powered yard tug Marco V to full battery-electric propulsion.

Tech Discover the world’s first hydrogen outboard engine-powered boat How you’ll pick from gasoline, diesel, electric and now hydrogen fuel in near future ...

For the smallest boats with an outboard engine, small two-strokes engines are common. However, that does not mean nobody can use a diesel for a small outboard. It might even be a good use ...

Yamaha is another of the top four companies on our list of major motorcycle manufacturers that translated that two-wheeled success into powerful outboard boat motors. Yamaha's most powerful ...

More information: Abdul Hai Alami et al, A techno-economic-environmental investigation of replacing diesel engines with pneumatic motors for ferry boats, Energy Conversion and Management (2025 ...

Diesel engines are currently the most reliable internal combustion engines in terms of power density control and robustness. However, they require large amounts of diesel fuel to power them.