On closer look at the bases of the lower blades, they do look like both having a rake angle suitable for counter rotating operation, both bases...
Hi Robert, I went to their site and didn't see anything there like in the picture you show. I'm no expert, but I suspect it is a multi fit item...
It looks like the bedding under the step has broken down and the mast's down pressure on the plate has pushed the centre down, flexing and...
Hi Mike, nobody here wants to be party to you accidentally blowing up batteries, or your alternator / generator, or your boat, or yourself, so...
Hi Greifnation, might be safest to run it as standard until the warranty period is over, meanwhile gathering more info on what to do. The...
Hi Space, so you've got yourself a mold for a "19 foot long boat". May we see photos of the mold, or of one of the boats it has produced please....
Why not get one unit complete from the factory, so it's a proven product, then improve on it. You can strap and glue extra buoyancy around the...
Is there scope for a short solid extension piece to be fitted to the splined shaft end, at the risk of possible balance issues to resolve. Made...
If it was feasible to use a fabric, the mounting would be the greater part of the problems. The faster you go, the more tonnage force is striking...
If you made a centreboard out of any fabric, it would have to be as stiff as a board anyway. A flexible form would bow due to the sideways...
I'm thinking, a 1920's style wooden built billy cart down hill racer, where the wood plank that the front axle is nailed to (bent over nails), is...
Hi Allweather, if there is room to accommodate the larger size, and and shaft sizes match so you don't have to source adapters, it is a bonus. The...
Hi Doug, for a small production run, or to make a mold and or plug, I'd be tempted to stabilise the flimsy plastic grille on a steel frame, or...
Hi Calevi, I think inverted windows are angled to avoid broadcasting a presence with reflections from shipping and vehicles in war time. I also...
Mahogany 125mm wide sounds like a lovely cutting board. Oil or varnish would be the least work to maintain / repair after, you know, when your...
Hi Luke, see my avatar/icon pic, it is a 10 foot dinghy, mast head cutter rigged, with an offset wind vane on one side of the rudder, starboard,...
Hi Skipper, could you consider buying an existing hull, or existing hull plans to build from, and then adapting your topsides vision to the proven...
We all must just go back to a slower lifestyle, using less energy. The post WWII industries pumped out consumer goods instead of bombs, each year...
Comm, I got enthusiastic about the 'around in 10' race, in 10 foot yachts around the world, and got an 11' plus boat and made it 10', see /...
Adding agricultural machinery and batteries will make it sink. Keep it simple. An Idea I had was to carry a canvas tarp, some cordage, and some...
