I am doing a refit including a new rudder.
The old shaft is 60mm by 3mm wall ss tube.
I have had no trouble with this setup but I am...
What is the most efficent position for the rudder.? On the stern as in photo (not my boat but similar) or underneath foreward of the...
Where would I find a drawing/ offsets for a asymmetrical fin section?
Conventional Trim Tab design has the tab at the trailing edge of the keel.
What are the pros and cons of reverseing the thinking and...
I am looking for info on Trim Tab design.
Existing bulb keel has approx. a chord of 1.5 times the span and a thickness of about 15%.
I am interested in the bustle,both for and aft, used on the later 12 metres.
Anybody know where info could be found, photos or links...