Head trouble off at the pass by giving your boat a thorough physical. Learn more here.
Sounds or vibrations a little off? Keeping this advice close to heart can help the next time you run aground.
Repowering is not to be taken lightly, but with some expert help and good advice a fine old boat can run like new. Learn more here.
If your inboard(s) should fail, you have a very important--and potentially costly--decision to make. We help you decide if you should repair, rebuild, or remanufacture them.
Could your generator be dying a quiet death? Maybe, if your hushbox is keeping you from proper troubleshooting challenges. Have a look at what Power & Propulsion columnist Richard Thiel thinks. Read his thoughts here.
Engine manufacturers created a lot of exciting buzz at the Ft. Lauderdale and Miami shows.
Keep the Water on the Outside.Keeping through-hull fittings exercised is a simple way to make sure they work. But that’s only the beginning of what you should be doing. Learn more about these critical component here.
Do you know what you’re looking at in your engine room? Even if the ways of diesel power are a mystery, Editor At Large Capt. Richard Thiel can show you what to look for and what it says about the boat you’re looking at.
With marine-store shelves sagging under fuel treatments that claim to address a variety of problems, Here's a closer look at three that just may do the trick.
It’s hot, cramped, and hard to reach, but your engine room still needs a good scrub now and then. Here’s how the pros do it.
How closely should your oil match your engine?
Air is just as crucial to proper engine performance as fuel.
Maintaining boat engines isn’t rocket science, but that doesn’t mean it’s easy. Let us show you how to do it the right way.
If you live in a northern climate you probably prepped your engines last fall so they would be ready to go, but there are other chores to consider around your engine room beyond those required just to get your boat ready to go in the water. Let me suggest a few that perhaps you hadn’t thought of...
Our expert walks you through ten easy, but important, tips that will help you keep your boat running smoothly.
There's plenty of stuff in your engine room that can hurt you if you're not careful. Know how to be safe in your machinery spaces and you'll improve your maintenance. See how here.
The ABCs of Marine Batteries.
If you know the type of marine batteries you have on your boat, there's a good chance you won't need to do anything else to maintain them. But it's smart to read up and be sure. Check out our expert take on marine batteries here.
It may sound too simple, but keeping track of your engine’s performance with a pad and pen can teach you a lot about your powerplants, and help you identify problems before they get out of control. Learn what you need to know here.
You may be tempted to keep all sorts of spare parts on your boat, but really, you’d just be adding clutter to your decks. We break down the essential spare parts you really need to have onboard.
We answer all your questions about bearings and shafts
Capt. Richard Thiel does a deep dive on your bearings and shafts, parts of your boat that are probably a lot more important than you think.
When it comes to your boat’s engines don’t believe everything you hear. Not everything you think you know about diesel engines is true. There are a handful of commonly held believes about them floating around out there that are simply myths. Find out what they are here.
Capt. Richard Thiel looks at the effectiveness of onboard fire-suppression systems and also points out why you might not be as safe as you think.
Checking the Decibel Rating on an Air Filter Silencer from Walker
We put an air filter silencer from Walker Engineering to a true test—installing her on a boat and measuring her decibels.
Buying a boat? Add these steps to your engine survey to make sure there are no ugly surprises later.
Does your fuel really need those additives? Have you ever given much thought to the fuel additives you use, and whether or not they actually help—or worse, hurt—your boat’s performance? We have. Read here to find out our thoughts on the matter.
Capt. Richard Thiel investigates the new Caterpillar C8.7 and the market and regulatory forces that launched it. With emissions regulations becoming more and more stringent, CAT was forced to link up with an unlikely partner to get their powerplant off the ground: Fiat. Yes, Fiat.