
How to Keep the Fuel Tanks on Your Boat Clean
Five hard-earned lessons about dealing with dirty fuel tanks.

Five hard-earned lessons about dealing with dirty fuel tanks.

Fuel polishing and air-separation systems are great ways to improve fuel efficiency and keep your cruising hassle-free.

While your boat may not have a well-designed engine room, there are modifications you can do to make it safer and simplify your maintenance chores.

Learn the whys and hows of sorting performance issues with propellers (and beyond) here.



Understanding what horsepower is, what it gets you, and why less is sometimes more can help your engines last longer. Learn more about horsepower ratings mean here.

John Deere’s new 4.5-liter marine diesel meets EPA Marine Tier 3 requirements and has enough power to replace the company’s older 6.8-liter Tier 2 engine.


The marine transmission: your boat’s unsung hero.

Tips on caring for gasoline engines and fuel when you winterize your boat.

Capt. Bill’s tips on winterizing your boat’s diesel engine.

Just when you think the latest gas-powered outboards have wrung every drop of power from a gallon of fuel, along comes a new way to tackle the problem.

The newest technology in diesel engines makes for better boating and a cleaner environment.

As horsepower has increased over the years, so too has the importance and complexity of your engine’s cooling system.

Five hard-earned lessons about dealing with dirty fuel tanks.

Fuel polishing and air-separation systems are great ways to improve fuel efficiency and keep your cruising hassle-free.

While your boat may not have a well-designed engine room, there are modifications you can do to make it safer and simplify your maintenance chores.

Learn the whys and hows of sorting performance issues with propellers (and beyond) here.

How to troubleshoot engine problems on your boat.

A reader wants to know why his boat is slowing down.

Understanding what horsepower is, what it gets you, and why less is sometimes more can help your engines last longer. Learn more about horsepower ratings mean here.

John Deere’s new 4.5-liter marine diesel meets EPA Marine Tier 3 requirements and has enough power to replace the company’s older 6.8-liter Tier 2 engine.

Take our engine-room test on your own terms.

The marine transmission: your boat’s unsung hero.

Tips on caring for gasoline engines and fuel when you winterize your boat.

Capt. Bill’s tips on winterizing your boat’s diesel engine.

Just when you think the latest gas-powered outboards have wrung every drop of power from a gallon of fuel, along comes a new way to tackle the problem.

The newest technology in diesel engines makes for better boating and a cleaner environment.

As horsepower has increased over the years, so too has the importance and complexity of your engine’s cooling system.