Good evening, I would like to know if there is a way of determining the degree of performance advantage from changing the vertical COG on a 4 ton...
Unfortunately I managed to break the bronze P strut off at the hull, possibly 40 years of electric mice nibbling away, now I need to replace it....
I have 1 1980’s 34ft yacht that I intend to convert from a closed cockpit to a walk through transom. This has been done very successfully multiple...
Modern spade with a foil that has a slight hollow aft section, well built out of a mould. The symptom is one that I have become aware of, not...
Looking to make my cabin windows flush with the coamings. Currently they are in ali frames, no recess lip to sit the windows in. Just wondering...
I built a high aspect spade rudder sometime ago for a 10 m yacht, it came from the drawing board of a well known local naval architect. I had a...
I've got a companionway hatch that needs redesign, the design has two runners with external rebates for the brass strip on the hatch to slide in,...
How does one go about selecting an appropriate section for an existing keel? My keel is a semi bulb shark fin from the early 1960's, it has a...
In a one design keelboat class where different builders have made hull and decks, possibly different amounts of ballast or owners have moved or...
Actually setting the machine screws in epoxy sans nuts. The winch base is set in the top of a 12mm ply box coaming with another 12mm disc on top...
As per the title, Ive got a boat that is 30 plus years old but lacks a bulkhead or hanging knees at the aft end of the cabin. great access to the...
My boat is built of 3 diagonals, apparently the epoxy in the 60's wasn't the amazing goop it is today and there are areas on the hull that are...
Hi, Im thinking of purchasing a boat that was constructed of glued diagonal planking (3 layers) not glassed. Some repairs are needed in soft areas...
