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Ask Sail: Tachometer Gone Wild

My sailboat is equipped with a Yanmar diesel. Often while motoring, the tachometer suddenly pegs out beyond the highest value. At these times there is no change in the engine itself; it is not racing.

Ask SAIL: MMSI Number Transfer

MMSI: YOUR NUMBER PLEASE Q: I just purchased a slightly used Jeanneau with a relatively new Automatic Identification System (AIS) transponder. The previous owner had

Ask SAIL: Prop Zinc Deterioration

PROP ZINC DETERIORATION Q: My 2014 Dehler 38 has a Volvo saildrive 130S-F and a two-blade Flexofold prop. After six months in the Annapolis area,

Ask SAIL: The Ultimate Ground

Q: I have a new Icom M-802 that I am installing aboard. I read about wires that make up the needed ground, and a wire

Ask SAIL: A Diesel Conundrum

 I’m trying to determine why the diesel fuel for my 4.108 low-line Perkins is getting black. I use the word “black” instead of dirty, because the fuel looks as if it is getting crankcase oil (or soot) mixed in it.

Photo: Adam Cove

Reefing Safely

When it comes to managing a blow, reefing is just one part of the equation. 

This 2026 Top 10 winner is a functional and fashionable update to the 410.

Jeanneau Sun Odyssey 415

Developed in record time and on a shoestring budget, a new design hits the bullseye of the cruising market. 

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