Beware the Brass
A colleague recently described to me the unusual loss of a large, relatively new motoryacht that sank at the dock as a result of a failed raw-water plumbing fitting in… Read more »
Systems
Blueprint for Speed
A week after a white-knuckle 106-mph ride in his 39′ (11.9m) Nor-Tech offshore performance boat, Jamie Pellizzi was looking down at his boat’s GPS while his friend Nick Buis drove…. Read more »
Demystifying the Neutral-to-Ground Connection
Your customers have come to expect shore power and other AC systems as part of life afloat. The safety and reliability standards for AC shore-power systems—which include the shore cord… Read more »
The Right Ratio
Many people think of multispeed transmissions as a performance or go-fast accessory for boats, but one manufacturer is hoping to make inroads with military or commercial applications of its three-speed… Read more »
Know the Flow
It’s a Sunday afternoon and you’ve got the water to yourself. After checking the gauges and seeing that everything is okay, you nail the throttles on your stepped-hull performance boat…. Read more »
GM Duramax Power
A Swedish diesel engine marinizer is now offering marine versions of General Motors’ popular 6.6-liter (403-cu-in) Duramax diesel offered in Chevrolet and GMC heavy-duty trucks. Sweden Marinediesel signed an OEM… Read more »
Bolt-on Diesel Power
Owners or buyers of boats with bracket-mounted outboards now have an alternative when it comes to powering their boat. Yanmar Marine of Adairsville, Georgia, and Armstrong Nautical Products of Stuart,… Read more »
Power Trip
Transmissions are often overlooked when people start thinking about big power for their boats, whether buying something new or re-powering. For years, the high-performance transmission of choice was the Super… Read more »
Batteries Not Needed?
A Swiss firm, Silicon Fire AG, is making some bold claims about replacing batteries, and conventional fuel, with hydrogen-methanol on board boats. “Electricity can be stored at any time in… Read more »
A Fix for Waterjet Fouling
March 1965. Forty-six years ago. That’s when Jack Hargrave came up with the then-unorthodox idea of combining supercharged diesels with waterjet pumps, along with a special steering system, and installing… Read more »
