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  1. Replies
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    Re: Low horsepower planing boats?

    And the slighty larger 6.95m round bilge delight. It does not carry its bearing so full to the turn of the bilge or as wide at the transom as the single chine model. Semi planing without doubt.
    ...
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    Re: Harry Bryan Betty

    Is that right Harry is not online to take email?
  3. Replies
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    Re: Low horsepower planing boats?

    This wee 6 metre Pettersson fom 1935 has grabbed my attention. Im trying to obtain full size copies of the drawings so i can work with the details some more. It does however look a little bit "blunt"...
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    Re: Low horsepower planing boats?

    If you go here:

    http://www.sjohistoriska.se/en/Collections/Archives/

    Depending where your interest lay, there are thousands of plans to browse, and a lot of designers to choose from. You can...
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    Re: Low horsepower planing boats?

    Lifting strakes. I didnt see any on your Luzier John.

    Are lifting strakes beneficial mostly to deep V or is there a point when their addition is more a drag? I recall a Hartley 12ft runabout had...
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    Re: Low horsepower planing boats?

    Thanks John. The Baby Blue is also 10 degrees at the transom. I think its a trade off. Seeing as she is supposed to be a flyer on low hp, i certainly would not want to increase it.

    After all my...
  7. Re: Bungee loading downhaul tension on a kick-up rudder

    I used a bog standard bungee to hold down the unweighted rudder blade on the family skiff. I found out when running downwind in a squall that the cord was not short enough to keep the blade submerged...
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    Re: History of the planing dinghy

    Interesting thead to read with this mornings pot of tea. Thanks for posting.

    With regards to Nordic pram shapes possibly planing,i dont have any doubts that may have been possible. There are a lot...
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    Re: Low horsepower planing boats?

    Thats a good shot of the rail John thanks. Doing it that way would allow the chance to add width in steps to measure any difference in performance. There is an absolute glut of plastic open...
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    Re: When Powerboats made sense

    Thanks Tom, your articles on the process of the creation of "Liz" make for good study, and obviously a very succesfull design process to obtain the performance range you were seeking. So much to...
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    Re: Johnson Seahorse 40 ......no spark

    Thanks for link SeaB. I will replace the points and condensers when they arrive, and if i still have trouble, will ask there. Thanks for posting.
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    Re: Uses for Aspen?

    They make matches with it in Sweden. I fell 3 Aspens 2 years back, free firewood, but not as good burning as the cherry!
  13. Re: Ken Swan's Nez Perce 13 (13'6" X 4'11") powerboat design changes

    Made me chuckle too......but if you make your boat too heavy, dont forget you wont be able to carry so much fish....or beer!
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    Re: When Powerboats made sense

    The last sentence being a really good one. I think Jurgen Sass has a mathmatical formula to achieve his idea of the perfect planing hull, but is there a fixed or perfect bottom loading for a...
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    Re: Low horsepower planing boats?

    I can now have the chance to say it depends? Yeah, kind of, pretty much. Flat bottom boats will plane sooner than any other shape, and are probably fine if running fast in flat water. BUT....there...
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    Re: Jewell Build

    Thats a great looking hull! Someone is bound to ask what the could moulded boat with the raised deck is next to it, looks kinda interesting too.

    Nice fabrication on the rudder head.
  17. Re: yanmar 6lp.-stp 315 yr 2003 overheating

    Got the right thermostat? Always worth checking it opens when its supposed to by heating it in a pan of water. Sounds like you have a blockage in the waterways.How much water do you have coming out,...
  18. Re: Atkins Economy Jane....laminating keel

    If you are going ahead with building straight away, Johnathons suggestion is one i would go for. If you can get some turpentine to thin out your linseed even better for penetration. Keep it fed on a...
  19. Re: Atkins Economy Jane....laminating keel

    Proper job! Are you gonna leave it in a salt bath or what?
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    Re: Quenet Yann's SKROWL

    Suppose to be a lot of lift in a lugsail, but im not sure if that applies to a fully battened one....
    Given the short waterline,one wonders how much more effective a mast twice the length would be....
  21. Re: Formula for "springback" when laminating curves

    I guess a ballpark figure may be handy at times. If im concerned about springback, i would generally cut the work into narrower strips before laminating, more stable,stronger and little if any...
  22. Re: Progress is the Most Important Product

    I cant even think about moving the Storebro on its trailer without being in the tractor, and although i may still use a tractor, the possibility of two people being able to push it around would be a...
  23. Re: Progress is the Most Important Product

    25hp "should" lift around 1250lbs. So if you want planing performance,that has to be your guide when it comes to construction weights and possible build methods but also bottom shape in regards...
  24. Re: How I build Mahogany Runabouts (in pictures I hope)

    I feel like gagging just thinking about all that epoxy sanding...... power to you Dale, look forward to seeing the finished...er...finsh!
  25. Replies
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    Re: Quenet Yann's SKROWL

    I noticed he has not done that bit yet on his build blog. I would not be surprised to see some foam core being used there, unless he intends to cold mould with veneers.
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    Re: Johnson Seahorse 40 ......no spark

    I reckon your right Bob, even down to the yellow and blue cables.Y>, and room for a couple of AC charge coils too.
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    Re: Smack 20:10

    Not my cup of tea at all. The "inspired" by is all too often used these days, what part of this boat was inspired by a smack, the bowsprit?
    Zero carbon footprint? I would dare to go as far as...
  28. Re: Progress is the Most Important Product

    edit , that Electrolux can't trip.[/QUOTE]

    Yeah, been thinking of doing one of those in glued lap. There is a few excellent examples around, but a lot of rotten one s too. Popular runabout in...
  29. Re: Progress is the Most Important Product

    Hi John, just outta interest, what do you call exceptional economy?
  30. Re: Progress is the Most Important Product

    Grabow, its probably more to do with weight than length. I have a berth for the Storebro, so upto 24ft is fine, its the 2 ton displacement that stops me from taking it elswhere on a trailer,since i...
  31. Re: Progress is the Most Important Product

    The sharwater is probably the closest i have seen to what im seeking, except its still a little too large and heavy. Nice lines though. Picture wont post, maybe you have seen this boat before?

    ...
  32. Re: Progress is the Most Important Product

    Whats dodgy about that chine Bruce?
  33. Re: Progress is the Most Important Product

    I have to say im rather partial to a raised fore deck.

    http://t2.gstatic.com/images?q=tbn:ANd9GcSBcICRi4jR10D88nrSsa5Qd-kXty2IkKxyOb-GiygnuJDcgWHoJg

    But i would like a slightly smaller and...
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    Re: Johnson Seahorse 40 ......no spark

    I took readings from the wire removed from the coil. I got another manual coming too...i think...may have been a parts manual...

    I may be able to rustle up a schematic on another forum.
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    Re: 1965 Wood Chris Crafts

    Thats not quite true.....but there is a lot of people who may think that most CC could be improved by removing those big gas guzzling V8s, fiiting a hybrid diesel electric propulsion...oh and not...
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    Re: Johnson Seahorse 40 ......no spark

    Spent a long time fooling around on two wheels. Last 2 stroke i rode was a Suzuki gamma 500 V4, which was IMO a better ride than the RD500LC......both "stupid grin" machines. I was doing too much...
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    Re: Johnson Seahorse 40 ......no spark

    Putting a meter across the point leads proved a bit inconclusive. I got a steady reading between 10-11 before a momentary drop to 5 (points open?) on both sets. Not sure what to make of that.
  38. Re: Progress is the Most Important Product

    My first thought it was a searover.

    http://www.svensons.com/boat/?f=Utility/SeaRover/searover.jpg
  39. Re: Progress is the Most Important Product

    C,mon stop teasing.......more pictures please. Interesting looking project...tell us more.

    EDIT: And can you please send your cleaner round to my place......
  40. Replies
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    Re: Johnson Seahorse 40 ......no spark

    Hi Solo, its a 1976 build. Thanks for the tip about testing the points wire, will try that tomorrow,but again, no reference to any readings that i should expect.....but trail from the working...
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    Re: Johnson Seahorse 40 ......no spark

    I got me a tune up kit on the way from the U.S. Hopefully the puller will turn up next week. I have read on some forums that the flywheels can be a real pain to get off, in some cases just load up...
  42. Poll: Re: Clinker or Strip Planking Construction?

    A distinction some may wish you to expand upon Bruce!
  43. Re: Traditional, heavy, big hp. fuel guzzler, no glits, beach cruiser planing boat p

    Lovely job. Is there any vertical taper in the skeg you put on? Hard to believe something an inch thick would have such a profound effect....but i guess over 9ft that makes 108 sq inches of area...
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    Re: Johnson Seahorse 40 ......no spark

    Thanks Bob....i have news...

    https://lh4.googleusercontent.com/-dwd6XY70MsM/UZpNVOpNP1I/AAAAAAAAAyw/wu58lfbFUQ0/s576/seahorse%2520001.jpg

    The white wire going up from the overspeed switch, to...
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    Re: garwood speedster engine

    Fair dinkum! I agree, the sound of a v8 is more pleasent to listen to than any outboard. You can build a plywood cat and clear finish it, but agree it does not have the old worldy look about it if...
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    Re: JIM, an 18 foot canoe yawl.

    I reckon thats a good move....to adjust the bulkheads to obtain a balanced bouyancy. Pauls very helpfull, im not sure why some people dont rate his designs, although some of them are not to my taste,...
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    Re: Danish beach pram "Marie"

    I just thought i would add, that despite the well intended suggestion to add more weight to a deeper keel and smaller rig, due to wind pressure not scaling to model size, i did none of that. The...
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    Re: garwood speedster engine

    If you want 60 mph from far less than 250hp why not build a plywood racing cat with an outboard? You did say you wanted economy right? I believe there is even free plans online....
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    Re: Johnson Seahorse 40 ......no spark

    Hi Bob, if its a CD system it should have a power pack right? I just get some more shots up for you.
    ...
  50. Re: which type of gain have you employed

    I would definately prefer half n half, on ply or timber. A lot of I.O boats built now with that method and it doesnt appear failures have occured.......but i get where you are coming from; whatever...
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