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Engines

IPS vs. Zeus: Which is Better?

By Capt. Richard Thiel | Posted January 2013

Which is better: Cummins Mercruiser Diesel’s Zeus system or Volvo Penta’s IPS?

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Everything You Need to Know About Your Boat's Transmission

By Capt. Richard Thiel | Posted November 2012

The marine transmission: your boat’s unsung hero.

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Volvo Penta DGPS Software Upgrade

By Capt. Bill Pike | Posted November 2012

A Groovy Refinement

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Outside-the-Box Outboards

By Jason Y. Wood | Posted November 2012

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.

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The Latest in Outboards

By Jason Y. Wood | Posted November 2012

Check out the latest developments from the major manufacturers—you may decide it’s time to retire your old outboard and get something new.

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Diesel Engines and a Cleaner Environment

By Capt. Richard Thiel | Posted October 2012

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

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Mercury Marine’s Ship’s Log App

By Capt. Richard Thiel | Posted October 2012

Mercury Marine has introduced a free app for the iPhone that allows any boater to keep a record of important data and memorable events.

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Volvo Penta V8-380

By Capt. Richard Thiel | Posted October 2012

Volvo Penta has introduced a new V-8 featuring significant weight savings and the latest in variable-valve-timing technology.

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Hybrid Engines for Boats

By Jason Y. Wood | Posted May 2012

With engineers looking to increase efficiency and reduce sound levels, the question is raised: Will hybrid power ever work for boats?

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Outboard Engine Innovations

By Charles Plueddeman | Posted May 2012

Two fledgling companies look to revolutionize the outboard market with two new products on either end of the horsepower spectrum.

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2011 Engines Review - Outboard

By Capt. Patrick S... | Posted June 2011

The Alpha OutboardA group of Midwestern engineers think they’ve built the great white shark of motors.The 557 puts out about 60 percent more power than the next nearest outboard....

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2011 Engines Review - Catalyst

By Kevin Koenig | Posted June 2011

Time For A ConversionUnfamiliar with catalytic converters? You shouldn’t be, because you may need one soon.If you’re like most people, the only time you put serious thought into...

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2011 Engines Review - Pod Drives

By Capt. Richard Thiel | Posted June 2011

The Power of OneWill ZF and SeaVee shake up the boating world with their single-pod center console?One of the best things about the Miami International Boat Show is that it’s so...

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2011 Engines Review - Twin Disc

By Capt. Bill PikePhotos by Jeffe... | Posted June 2011

Master of ManeuverabilityTwin Disc’s new joystick-control system may give those pod drives a run for their money.Let’s begin this treatise on maneuverability on a historical note—...

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The Quiet Alternative

By Capt. Grant Rafter | Posted December 2008

Photos courtesy of Glacier BayGlacier Bay's electric motor, the keystone of its full propulsion system, is on the cutting edge of diesel-electric pleasure boating.There's a...

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The Way Forward: Steyr Motors

By Capt. Bill Pike | Posted December 2008

Photos courtesy of Capt. Bill PikeA Steyr Motors Hybrid—its footprint is only 3.53" longer than a conventional engine's.The idea behind the Steyr Motors Hybrid is as elegant as it...

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Cleaner and Greener

By B.J. VickersCapt. Bill Pike | Posted November 2008

I consider myself an evolving environmentalist, although my wife has to occasionally remind me to recycle cardboard cereal boxes and defunct newspapers, and my nostalgia for old-...

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The Betty Jane and the Tin Mullet

By Capt. Bill Pike | Posted September 2008

One of my boating buddies made a remark the other day that had a strange but true ring to it. "Bill," he said, "it seems like there's some kind of theme runnin' through your life...

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Fuelish Pleasure

By Capt. Richard Thiel | Posted September 2008

This is the editorial I've been avoiding: the one about the cost of fuel and what, if anything, we can do about it. As a boat owner like you, who's been shocked so often at the...

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The Next Step

By Capt. Bill Pike | Posted August 2008

Volvo Penta's days as just an engine company have evolved into something bigger.I'm a lucky guy. Ever since Volvo Penta introduced IPS to the world of recreational watercraft some...

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The Horsepower Equation

By Capt. Patrick S... | Posted December 2007

"But I like the 1,300-hp motors," my friend Tom says emphatically while discussing his new 50-footer. "They give me a 33-knot cruise. The 1,050-hp ones will only keep me somewhere...

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Still Waters Run Deep

By Catherine Pearson | Posted December 2007

A few years back, a good friend of mine struck out in his first-ever billfish tournament. Now, he's no amateur. He was born on a boat (literally), manages a marina, and has helped...

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After Petroleum, What?

By Capt. Richard Thiel | Posted December 2007

Azimut's fuel cell genset derives energy from gasoline. Future versions will use diesel fuel taken from the boat's diesel fuel tanks.The days of gasoline and diesel are rapidly...

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The End of Rock and Roll

By Capt. Richard Thiel | Posted October 2007

If you could eliminate one thing from boating, what would it be—other than cost? If you said rough water, you'd not be alone. Uncomfortable gyrations have been the bane of...

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The Perfect Couple

By George L. Petrie | Posted December 2006

Steve KarpRising fuel costs are of serious concern. And even though fuel prices are dropping at the time of this writing, they may be on the rise again by the time these words are...

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2007 Marine Engine Roundup

Inspiration is a funny thing. At one time boatbuilders looked to on-road engine designs for the newest technologies. Then, as the popularity of boating exploded, they discovered...

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