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Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Thu Jan 03, 2013 8:16 pm
by Hcp22
Phin wrote:Nice. Just making sure you had considered the difference in gear sizes. :wink:
I haven’t calculated on the gear ratio yet, but I don’t think that the difference is that big.

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Fri Jan 04, 2013 2:09 am
by Raman
Hcp22 wrote:
Bo Wallen wrote:Hi there :) Just thinking one of my Turbo Scorpion need mid motor :idea: Going to the work bench :lol:
I am looking @ your build Lars.............**** so far :wink:
Sorry Bo, but this setup won’t work on your TS unless you change your gearbox and cut up white tube and a few outer things that I will return to later 8)
He could create a motor / tranny mount plate that is longer to accommodate the motor. However he would also have to come up with new shock mounts.

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Fri Jan 04, 2013 5:32 am
by Hcp22
Yes he could do that, but then you got to find some other gears to compensate for the longer distance. One possibility is to use an Assault ore Advance gearbox and turn it 180 degrees, and that’s my backup plan if I can’t get this setup to work. Another benefit with this setup is that you can use the original gears! :wink:
kyosho tomahawk cf 23a.jpg
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kyosho tomahawk cf 23a.jpg
kyosho tomahawk cf 23a.jpg (52.56 KiB) Viewed 1660 times

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Fri Jan 04, 2013 9:15 am
by Bo Wallen
Ooh did i start something.....I am gearing up with heavy tools and a sturdy workbench....... :lol:

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Fri Jan 04, 2013 9:26 am
by j0pp3
Bo Wallen wrote:Ooh did i start something.....I am gearing up with heavy tools and a sturdy workbench....... :lol:
This have to be your workshop, admit it! 8)

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Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Fri Jan 04, 2013 9:33 am
by j0pp3
The date for the gathering/race will be may/june so you've got plenty of time to make it shine :wink:

Seems like you have some work to do and I'm following this with interest.

Cheers j0pp3

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Fri Jan 04, 2013 10:43 am
by Hcp22
The work with removing the brushings is done. All you need is a M4 bolt, one washer and two M4 nuts. Then it’s easy to remove the brushings.
Kyosho Tomahawk CF 17.jpg
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Kyosho Tomahawk CF 17.jpg
Kyosho Tomahawk CF 17.jpg (86.9 KiB) Viewed 1648 times
Kyosho Tomahawk CF 16.jpg
Kyosho Tomahawk CF 15.jpg
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Kyosho Tomahawk CF 15.jpg
Kyosho Tomahawk CF 15.jpg (64.26 KiB) Viewed 1648 times

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Fri Jan 04, 2013 3:42 pm
by Bo Wallen
j0pp3 !!!!! When where You here with your camera ??? I know i never lock the door...... :lol:

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Mon Jan 07, 2013 10:37 am
by Hcp22
Before fitting the 27 year old Thorp-diff I was thinking of rebuilt it with new grease. Is there anyone who knows what type of grease I should use to the brass gears and steel balls? The original grease is whitish and as I said 27 years old… :shock:

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Mon Jan 07, 2013 4:31 pm
by Raman
Lithium grease is very good... Super slick.
For ultra protection, Mobil 1 synthetic axle grease is nice, but heavy!

As far as lubricant, I highly recommend Finishline Ceramic Wax

http://www.finishlineusa.com/products/ceramic_wax_lube.htm

I use this on all moving parts, hinges etc. it forms a waxy bond on surfaces and remains slick and reduces wear.

I use this on gears as well. It repels dirt quite nicely

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Tue Jan 08, 2013 6:18 am
by Hcp22
Raman wrote:Lithium grease is very good... Super slick.
For ultra protection, Mobil 1 synthetic axle grease is nice, but heavy!

As far as lubricant, I highly recommend Finishline Ceramic Wax

http://www.finishlineusa.com/products/ceramic_wax_lube.htm

I use this on all moving parts, hinges etc. it forms a waxy bond on surfaces and remains slick and reduces wear.

I use this on gears as well. It repels dirt quite nicely
Thanks Raman, so you mean that I should use “Trombone Cream” or “Tuning Slide Grease”? :shock:

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Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Tue Jan 08, 2013 6:58 am
by j0pp3
What is the main difference that make it inappropriate to use common grease for modern cars?
https://www.autopartner.se/silicone-diff-lube--pot-p-1835-c-492.aspx

/j0pp3

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Tue Jan 08, 2013 8:00 am
by Hcp22
The difference is the brass-diff wheel, I don’t know what impact silicon grease have on brass, and if there are other ingredients besides silicon. Maybe non, but I don’t take any changes with a $225 vintage diff :wink:

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Tue Jan 08, 2013 9:53 am
by j0pp3
That's very understandable :wink:

Maybe try some silicon grease on a simple piece of brass and see what happens?

Re: Kyosho Tomahawk: “All” carbon fiber runner!

Posted: Tue Jan 08, 2013 5:06 pm
by Raman
Inteteresting cream....

I don't know if this helps... I own the rerelease Sand Scorcher with the option diff, which is brass like the original thorp. It came with the standard ceramic lube by Tamiya. I used the AE clear lube on it.