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Engines

The Importance of an Engine Log

By Capt. Richard Thiel | Posted November 2014

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...

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Bearings and Shafts on Your Boat

By Capt. Richard Thiel | Posted October 2014

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...

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Diesel Engine Myths

By Capt. Richard Thiel | Posted August 2014

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...

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How to Prevent Boat Fires

By Capt. Richard Thiel | Posted July 2014

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.

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How to Find the Best Cruising Speed for Your Boat

By Capt. Richard Thiel | Posted June 2014

Here’s something you might not know about your boat’s optimal cruise speed.   Finding your boat’s “sweet spot” when it comes to cruising speed isn’t...

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How to Tweak Your Props to Make Your Boat More Efficient

By Capt. Richard Thiel | Posted May 2014

Get Your Props Proper Though they sometimes go unheralded, your props can affect your boat’s performance as much as nearly anything else. Capt. Richard Thiel has expert...

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How to Evaluate an Engine

By Capt. Richard Thiel | Posted April 2014

Without a good engine, everything else onboard a powerboat is essentially rendered moot. In his Power & Propulsion column Capt. Richard Thiel points out some things you should...

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Marine Fuel Additives

By Capt. Richard Thiel | Posted March 2014

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...

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The Future of Marine Engines

By Capt. Richard Thiel | Posted February 2014

As technology advances and emissions regulations tighten, marine engines are bound to evolve, no matter how effective they currently are. We take a look at what kind of propulsion...

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The New Caterpillar C8.7

By Capt. Richard Thiel | Posted January 2014

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...

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The Truth About Shafts and Pods

By Capt. Richard Thiel | Posted January 2014

Since their invention, pod systems laid claim to the throne held by conventional shafts as the dominant form of marine propulsion. But that hasn’t necessarily happened. We...

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Engine Maintenance Tips

By Capt. Richard Thiel | Posted December 2013

Capt. Richard Thiel knows oil analysis isn’t the sexiest topic in the world. But it is an important one if you plan on keeping your boat well maintained for years to come....

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Are Synthetic Engine Oils Right for Your Boat?

By Capt. Richard Thiel | Posted November 2013

Capt. Richard Thiel investigates whether the high-tech, synthetic engine oils are all they’re cracked up to be—particularly for marine engines.

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