"I use a 3.5 HP long shaft Tohatsu on my drift boat - it fits on a wooden bracket that I needed to use to get the the cooling water intake low enough. 1/4 throttle gets the boat up to hull speed. "
Wooden Boat People
By McKenzieDriftBoat.com
David Witton's Discussions
Anchor rope
1 Reply
I've been using some pretty sub-par three strand rope for both an anchor rope and bow line, and it's time for a replacement. One good thing about the current rope is the thimble in an eye splice at…Continue
Started this discussion. Last reply by JC Smith Apr 19, 2019.
Plans for rope seat?
1 Reply
I'd like to add a front seat option to my boat, similar to …Continue
Started this discussion. Last reply by Bennett Yarbrough Jun 5, 2018.
Varnish over epoxy
4 Replies
I'm looking for advise on how long I need to let the final coat of epoxy cure before starting to varnish...Continue
Started this discussion. Last reply by Mike Baker Aug 20, 2016.
Website issues?
24 Replies
For the last several days, I've been having problems with this site - it won't load using Chrome on Windows 7 and it's painfully slow on my Mac. Are others having issues, or is it just my luck?Continue
Started this discussion. Last reply by Rick Newman Apr 14, 2016.
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David Witton replied to Rick Newman's discussion Staying Alive at Home
"The round holes are for the holddowns they are scattered on the bench top and sites, anywhere they might come in handy - the square holes are for wooden bench dogs
and they're lined up with the tail vise. "
David Witton replied to Rick Newman's discussion Staying Alive at Home
"It's kinda strange - I did without a "woodworker's" bench until I was 70 - built this one last year and now it's one of my favorite tools. Can't believe I did without it for so long. The real adds were benchtop…"
David Witton replied to Rick Newman's discussion Staying Alive at Home
"We had secured starts on the San Juan and the Smith, but everything went south when the virus hit. With plenty of time on my hands and some scrap wood lying around I decided to make a landing net. First, the bending form
Then a bit of…"
David Witton replied to Mark Krahn's discussion Urea formaldehyde for scarfing plywood?
"I'm familiar with Resorcinol, another urea formaldehyde product. Unlike epoxym, it requires a tight fit a high clamping pressure, something that may be tough when scarfing a wide piece of plywood. If you're set on using it, do some tests…"
David Witton replied to Don Tyson's discussion I have a Ply/Epoxy boat but am curious
"It's a double ender with a transom, straight out of Roger Fletcher's book Drift Boats and River Dories. If you don't already have a copy, pick one up. It's not only an indispensable reference, it's also interesting…"
David Witton replied to Don Tyson's discussion I have a Ply/Epoxy boat but am curious
"Don - Here's the sequence I followed:
1. Install each frame and the transom, securing each frame at the chine and gunwale with temporary screws.
2. At each frame, predrill holes for the nails, mask the inside of hull to handle epoxy…"
David Witton replied to Don Tyson's discussion I have a Ply/Epoxy boat but am curious
"When I built my McKenzie boat I fastened the sides to the frames with thickened epoxy and silicone bronze nails - that seems to be a fairly standard method. "
David Witton replied to Dusty's discussion First build
"One approach that hasn't been mentioned in this thread is the combination of plywood, glass and a honeycomb material like Nida-core. It combines ease of construction with impressive strength - I attacked a test panel with an 8 pound sledge and…"
David Witton replied to Dusty's discussion First build
"You have summed up the two schools of thought in your post - I'm in agreement with the folks who advise against sealing all surfaces of a piece of wood with glass and epoxy, for the reason you state. However, I have found that it's tough…"
David Witton replied to Dusty's discussion First build
"The chines and chine logs have the most severe bend of any parts in the boat. Excessive grain runout would cause these parts to break when bent. To get a feel for this, take a short piece of 1"x3" and stand it vertically. Take a wide…"
David Witton replied to Brian Wilson's discussion Chine logs
"Here are a couple of suggestions - I'd roughen up your scarf surfaces with some 80 grit paper and redo the epoxy, this time with a bit of cabosil to enhance the space filling characteristics of the epoxy. I'd say it's pretty unusual…"
David Witton replied to J. Snider's discussion Geometry
"Shaw & Tenney Oar Length Formula for Correctly Fitted Oars
Inboard length of the loom equals ½ the span between the oarlocks + 2″
Total length of oar equals 1/7 of inboard length multiplied by 25
Distance from the center of leather…"
David Witton replied to Judy Culver's discussion Planning a trip on Deso in a few weeks at 9,000 bfs any pointers?
"My 16' McKenzie handles the wave trains fine, just keep pushing and avoid the holes. "
David Witton replied to erik heiden's discussion Anchor release arm question
"Holding power relates to anchor scope. The higher the rope leaves the boat, the more line needs to be out to achieve the same scope. My anchor line exits about half way up the transom - if your anchor arm is mounted at the top of the transom,…"
David Witton replied to JC Smith's discussion Boat cover
"JC
The cool thing about the Montana Canvas cover referenced in Bennett's link is that it's made from long haul truck cover material - designed to spend a lifetime at freeway speeds. Whatever you choose, be sure it's a full coverage…"
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Comment Wall (4 comments)
- At 7:42pm on January 3, 2016,
dreu patterson said…
This is how I tied the chine in with the cap. I am much further along now.This is a first try at sending a pic on this site.Please let me know you got it.Thankyou-Dreu
- At 7:37pm on January 3, 2016,
- At 6:43pm on January 3, 2016,
David, nice of you to reach out to me.This is my 1st build (from scratch) and am hoping to get it done in time for summer here in colorado.I have the bottom and sides on and will be glassing this weekend.In the meantime I added a used oil burner to my shop stove to get some steady free heat.Pictures to follow when I get time to load them as I don't spend alot of time writing e mails.I look foward to hearing from you-Dreu
- At 9:12am on September 1, 2015,
Jeremy Christensen said…
Hey David, I'll have to see if I can find the original video. Feel free to email me at doryladd@gmail.com
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