Outboards

Carrying out a one-drop engine-oil test, using a kit or plain cardstock, at regular intervals allows you to track and compare the health of your engine.

DIY Engine Oil Tests

How useful and accurate are one-drop tests?

Sailors obsess over the health of their engine; it is the heart of the boat (other than the rig, sails, and through-hulls). Failure is inconvenient, expensive, and even dangerous. And sailors love their maintenance, or so it seems. Anything that promises to ease the mind for a few dollars merits investigation.

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More Outboards

Coolants that Fight Corrosion

 Subscribers OnlySalt and water conspire to reduce our boats, our pride and joys, to pitted and unreliable money pits. We’ve...

PS’s Top Picks for Winterizing

 Subscribers OnlyProtecting marine water systems from freeze damage is a deceptively simple goal. The terminology and various product...

Step-by-step Winterizing Tips

Winterizing agents should never be used in freshwater tanks or hot-water tanks. Doing so will greatly increase the...