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ebay plans
https://www.mudmotortalk.com/mmt_v2/viewtopic.php?f=6&t=12365
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Author:  rockn30809 [ Tue Sep 14, 2010 2:20 pm ]
Post subject:  ebay plans

Please keep in mind I'm a fng but I saw some longtail plans on ebay and was curious if anyone had built from these plans. If so, how did it turn out. Money is tight right now and I can't drop the coin for a complete setup right now but I work in a industrial fab shop and can get all the steel to build one free, just need some good plans.

Author:  bh3733 [ Tue Sep 14, 2010 3:02 pm ]
Post subject:  Re: ebay plans

i'll let you know in about a week. i'm in the process of building one now. seems to be very simple and straight foward. i probally have about 350 into it (for steel, bearings, and seals i didn't have) with a 6.5 engine from harbor frieght ($99 for a honda clone not too bad).

Author:  rockn30809 [ Tue Sep 14, 2010 3:05 pm ]
Post subject:  Re: ebay plans

Yeah, please let me know. Do the plans have a cut list for the metal?

Author:  bh3733 [ Tue Sep 14, 2010 3:10 pm ]
Post subject:  Re: ebay plans

they do have the cutlist, it's mostly 1/8, 3/16/, 1/4 inch plate and DOM tubing. the plans are easy to follow and have good pics to by as well.

Author:  rockn30809 [ Tue Sep 14, 2010 3:19 pm ]
Post subject:  Re: ebay plans

I sent ya a pm bh3733

Author:  Thornamus [ Fri Sep 17, 2010 3:30 pm ]
Post subject:  Re: ebay plans

I am currently building a 6.5 hp long tail based on the Madmudmotor ebay plans. Very good instructions with tons of pictures. A very good starting point for someone who wants to build a small mud motor.

Author:  00buckhunting [ Tue Oct 05, 2010 7:12 pm ]
Post subject:  Re: ebay plans

I myself and a buddy have build one each this year so far we like them. we have ran them a few times worked good so far, I am running mine on a 12' jon pushes it great can't wait to be out hunting in it.

Author:  Shadow [ Tue Oct 05, 2010 7:15 pm ]
Post subject:  Re: ebay plans

This is one my buddy built with those plans.

viewtopic.php?f=61&t=12723

Author:  Artyman06 [ Tue Oct 26, 2010 8:47 am ]
Post subject:  Re: ebay plans

I have those plans and it looks quite simple. However, I decided to build a SD instead. the parts are almost the same and I believe that with the short tail SD motor, you will solve the vibrations and heatings issues with the long shaft. It is quite hard to keep a "bearing" (roll bearing or brass bushings) in the middle of that long shaft. I am almost done with it. just waiting for one last part and it will be in the water this weekend for the first test ride.

Author:  Shadow [ Tue Oct 26, 2010 9:03 am ]
Post subject:  Re: ebay plans

Post up some pics when you get done.

Author:  Artyman06 [ Tue Oct 26, 2010 6:54 pm ]
Post subject:  Re: ebay plans

Here are a few pictures I took today. One of the pics shows a long shaft, I didn't realized how long it was until it was all put together. It was 38" long, now is ~26" as shown on the later pics. the motor is a HF clone 6.5HP and prop is a 7X5, thinking about going bigger as I am using a clutch and not a constant drive prop. I still need to seal the bottom of the housing and finish the camo pattern.. Hope you like.... all comments welcome...
Ray

Author:  cb5331 [ Tue Oct 26, 2010 6:57 pm ]
Post subject:  Re: ebay plans

Very Cool!

Author:  Artyman06 [ Tue Oct 26, 2010 7:01 pm ]
Post subject:  Re: ebay plans

That was about 2 weeks worth of work. Most of the time was the wait for the machinist to do his thing.

Author:  Shadow [ Tue Oct 26, 2010 7:40 pm ]
Post subject:  Re: ebay plans

That's pretty awesome. Did you come up with your own pulley ratio or was that in your plans? I wouldn't mind having one of those.

Author:  bh3733 [ Tue Oct 26, 2010 7:47 pm ]
Post subject:  Re: ebay plans

nice. did u build off a set of plans or come up with the design yourself? i'm thinking of something like that for my next motor.

Author:  Artyman06 [ Tue Oct 26, 2010 9:03 pm ]
Post subject:  Re: ebay plans

I looked around and found something similar. all of the post and info I found was to build it with V-belts. however, I didn't like the idea. There are a lot of problems with v-belts. 1. they can break easy (not a bad thing sometimes), 2. they slip (need for extra calculations to compensate for slippage), 3. hard to find spesific size at a decent price, 4. need a lot of tension to keep slipage to a minimum (more machine shop time = more $$$$) I am running a 1.4:1 ratio just because. that was my original plans for belt so I stayed in that course. the drive is a "max-torque" go-kart clutch with #41 chain. some people may say, "chain is unforgiving" and that is correct and a bad thing with direct drive, not with a clutch. no mods on the motor as of yet, but I have a 22mm carb on its way. I dont have plans written down, like all my projects, they come as they go or as I build... bad thing I know.......

Author:  Woodiebuster [ Wed Oct 27, 2010 3:23 pm ]
Post subject:  Re: ebay plans

what did you make your trim/ transom brakets with?

Author:  Artyman06 [ Wed Oct 27, 2010 5:32 pm ]
Post subject:  Re: ebay plans

I went the easy way, instead of adding lots of weight by welding all kinds of weirs angles and brackets, I found an old bracket and lower unit from an 7.5 Johnson outboard ans cut it away. The top makes a good base with rubber mounts that eases vibration. plus it has many features hard to duplicate without adding tons of weigh; like, 5 different trim position, traversing/pivot point, handle bracket (i re-did mine), locks in up position, etc...

Author:  Woodiebuster [ Wed Oct 27, 2010 7:38 pm ]
Post subject:  Re: ebay plans

So, its got 5 positions but no fine tuning correct?

Author:  Artyman06 [ Thu Oct 28, 2010 12:15 pm ]
Post subject:  Re: ebay plans

that is correct.......

:?: didnt think too much about that, I'll see what I do about that

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