Boat Engines and Systems

Bilge Pumps: Selecting One With the Right Stuff

A Rule submersible bilge pump. These submersible pumps are designed to be mounted where the action happens: right down in the bilge.

Whether we like it or not, boats leak. Yep, that’s right; even the finest, hand-built megayachts get water in their bilges for one reason or another. … [Read more...]

Diesel Engine Maintenance: The Exhausted Exhaust

This clogged exhaust elbow led to severe breathing problems for the Yanmar 2GM.

  Internal combustion engines act like air pumps: They breath air in, mix the air with fuel, make a fire, then exhaust out the smoke. Diesel … [Read more...]

Add a Sea Strainer to Ward Off Debris

A sea strainer with a see-through lid makes it easy to check for debris clogging.

One of the first things I do on a used boat is change all the fluids. The second thing I do is add a sea strainer. Here’s why. A sea strainer filters … [Read more...]

Bravo One or Alpha One: Which Would You Pick?

Bravo One drives were built to handle more power than an Alpha One. When used for lower horsepower applications, they are practically bulletproof.

Let’s say you’re looking at two boats that are identical except for two items. They both have V8s with roughly the same hours. One is more expensive … [Read more...]

Boat Fuel Prices: Crude Details

Gas prices always seem to rise during summer travel season, but there are actually logical reasons for it. Photo by Brett Becker.

Gas prices seem to be the subject of many a newscast as of late. Or as of always. Lots of people are outraged at fuel prices, especially as the summer … [Read more...]

Boat Transmission: Stuck In Gear

The switch momentarily interrupts the ignition power, which allows “dog clutch” gears to mesh easier at lower speed. In the case of shifting out of gear, the load is relaxed on the meshed gears, enabling them to disengage.

  An acquaintance of mine recently bought a new-to-him boat. He was out in it for the first time when he discovered he couldn’t get it out … [Read more...]

Used Boat Deals: Moderate Fixes, Big Savings

Replacing a drive coupler requires engine removal. The part alone is upward of $500. MerCruiser Marine Photo.

One way to get a deal on a used boat stems from someone else’s misfortune: divorce, death, job loss, and so on.  All of those those things can lead … [Read more...]

Spring Outboard Commissioning

A photo of an outboard engine with its cover off.

Getting your outboard ready for spring launch is often sort of a good news/bad news affair for boat owners. The good news is that if you properly winterized … [Read more...]

Small Cruise Ship, Shallow-Water Ops

Grande Mariner draws only seven feet, and can nose into a lot of places where larger vessels can't venture.

Most Boat Trader readers, whether they run on rivers and lakes or along coasts, can probably relate to boats that are purpose-built for their areas of … [Read more...]

AIS for Boaters: Part 2

These two VHF radios are integrated with AIS capabilities. Once networked with a GPS, the VHF units can be used to send and receive AIS information. Note the ship icons on the display. Photo courtesy of Standard Horizon.

In the first part of our discussion about the Automatic Information System (AIS), we covered the nuts and bolts about how the system works, why its use … [Read more...]



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