Marine Engines

Learn about the newest and time-tested boat engines.

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Swedish Iron/Maiden Voyage

Power & Technology: Scania Enters the Recreational Boating Market.

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Engine Mount Maintenance

We love engine mounts, perhaps the hardest-working hardware in your engine room. Here's how to make sure they love you back.


HARMO Electric Boat Motor from Yamaha

The 121-pound HARMO uses a rim drive and impeller to generate 225 pounds of thrust, about the same force as a 9.9-hp gas outboard.

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E-Motion 180E Electric Outboard

Meet the World’s Most Powerful Electric Outboard. Vision Marine Technologies hopes to revolutionize recreational boating with the new E-Motion 180E.


Caterpillar C32B Triple Turbo Marine Engine

Caterpillar announces its new C32B Triple Turbo, the most power available in a 12-cylinder package on the water today.


Mercury 600: Testing the V12 Monster of Lake X

Merc’s new 600-hp V12 Verado isn’t just big, it operates like no other outboard has before.

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Born to Race, Engineered for All.

Nothing fuels innov­ation like a race program. Time will tell what advancements will be born from Mercury’s 360 APX.


Volvo Penta on the Move

Volvo Penta to Shutter Seven Marine and Launch Electric IPS.

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Green Energy on Vripack's Concept Superyacht

Futura, a 216-foot concept yacht, is designed to use an electricity-generating kite to produce power.


Raider Outboards: The Engines that Power the Military

Raider Outboards are built to survive a jump out of an airplane and a swim in salt water.


Outboard of Tomorrow

Diesel outboards continue to improve as do electrical engines. How long before they give traditional gas-powered motors a run for their money?


Virtual Boat Show: Yamaha Helm Master EX

VIDEO: Take an exclusive ride with Yamaha and see how the new Helm Master EX joystick controls a single-outboard boat.

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Single Outboard Joysticks Have Arrived

The new Helm Master EX incorporates autopilot, digital steering and joystick control for smaller boats with single engines. But can it move the boat sideways?


Time for Lithium?

Lead-acid batteries are so 20th century; lithium’s the future. Making the switch is costly, but there are major benefits.


What’s next for owners of Evinrude-powered boats?

What does a hard stop in new outboard production mean for Evinrude owners?

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Fire and Metal

A look inside Yamaha’s propeller facility, where a drop of sweat can cause an explosion.


Clean Fuel, Happy Engine

You wouldn’t drink dirty water, so don’t feed your engine dirty fuel.


Will hydrogen-powered fuel cells power the boat of tomorrow?

Hydrogen is the most abundant element in the universe and a promising green energy source.

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Diesel Engine Myths

When it comes to your boat’s engines don’t believe everything you hear. In the interest of keeping our readers informed, we debunk the five particularly egregious engine misconceptions making their way through the boating community.


Outboard Steering Just Got Simpler

Dometic Marine’s all-electric actuator removes the need for hydraulics in a simple, clean and feature-rich outboard steering system.


How to Keep the Pipes Clear on Seawater-Cooled Systems

Critters abound in salt water, just waiting to wreak havoc on sea water-cooled systems. Here's how to keep 'em at bay.


Exhausting the Options

Major Boat Manufacturers Attempt to Comply with 2021 Marine Diesel Emissions Rules


How to Make Your Outboard Last Forever

A modern outboard will last a long, long time with only basic care and maintenance.


Testing Cox CXO300 Diesel Outboards

Capt. Bill Pike puts Cox's CXO300 diesel outboards through the ringer to see how they stack up compared to gas outboards. The results surprised even him.