outboard engine

Troubleshooting a Rough-Running Outboard

A set of fresh spark plugs can often smooth a rough-running outboard engine, but make note of any severely fouled or damaged spark plugs. This can point to problems inside your engine. Photo courtesy of NGK.

With the advent of solid-state ignition, fuel injection, and a host of other technologies, today’s two- and four-stroke outboards are more reliable … [Read more...]

How Big an Outboard Will Fit on My Boat?

Mercury's Four-Stroke series outboards are among the engines covered in their Certified Pre-Owned program.

In this world of bigger-is-better, I’ve often been asked, “Just how big an outboard can I put on my boat?” The answer, of course, depends on the … [Read more...]


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