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Old 12-31-1969, 04:00 PM
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Tamiya TT02 Thread

Old 12-31-1969, 04:00 PM
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Old 04-23-2019 | 06:50 PM
  #1981  
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Originally Posted by hobbyten
If you are racing at Larry's or Bay City there using a reedy 21.5 with locked timing. If your not racing at either one it's up to you what size you want.
It’s just a fun car for me, so no restrictions
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Old 04-23-2019 | 06:55 PM
  #1982  
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Hobbywing. We can't decide on a motor for you. It's a TT02, so..... maybe a 17.5? Remember faster motors mean more broken parts. Honestly, if your'e not racing, you could also go the sensorless route, in which case you need to poke about some other forums. The sensorless crew is kinda light here.
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Old 04-23-2019 | 07:08 PM
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Originally Posted by Nerobro
That's an odd sort of place to point them at. RCEcho is a generic toy/hobby sale website.

Here's the manual from Tamiya.

https://www.tamiyausa.com/shop/110-4...chassis-kit-2/ That page has a "download manual" link. The tires included are the 51049 tires.
The Tamiya USA and Tamiya JPN websites are hit and miss in terms of downloads in my experience.

RCEcho has yet to fail me.

https://rcecho.com/TAMIYA_RC_Model_M..._Download.html
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Old 04-23-2019 | 07:13 PM
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Originally Posted by Nerobro
Hobbywing. We can't decide on a motor for you. It's a TT02, so..... maybe a 17.5? Remember faster motors mean more broken parts. Honestly, if your'e not racing, you could also go the sensorless route, in which case you need to poke about some other forums. The sensorless crew is kinda light here.
What about the Hobbywing XR10 Justock Sensored Brushless ESC/SD G2.1 Motor Combo (17.5T) on Amain for $100?
hobbyten likes this.
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Old 04-23-2019 | 08:28 PM
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Originally Posted by Hoyle33

What about the Hobbywing XR10 Justock Sensored Brushless ESC/SD G2.1 Motor Combo (17.5T) on Amain for $100?
great choice
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Old 04-24-2019 | 06:56 AM
  #1986  
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I would get the hobbywing, and get the program card.
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Old 04-24-2019 | 08:36 AM
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Originally Posted by proliteandsc
I would get the hobbywing, and get the program card.
What program card?
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Old 04-24-2019 | 11:49 AM
  #1988  
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Default 17.5 in TT-02

If the car is "only" a basher and you don't have to be d'accord with some racing rules maybe the 17.5 turn combo is getting boring quickly unless you don't optimize final drive ratio things. Without 2nd souce gadgets you cannot achieve lower FDR than 5.74, which is not really that fast...
To get some decent speed from a 17.5, you have to get FDR of 4.0 or even lower. To do so, the Yeah Racing motor mount ist needed, this Item has no fixed motor mounting points like the Tamiya part and allows you, in combination with 64dp gears, to get nice gearing for a 17.5 rocket.
You can Check "thercracer.com" for more information about proper TT-02 gearing and additional tons of TT-02 related articles, Tricks and such stuff.
My son (6 years old) is running a 21.5T Hobbywing and SkyRc Toro TS50 ESC Combo on 2S LiPo with his TT-02, FDR is 3.9
This works great for the young man and he has loads of fun to race the local supermarket parking lots!
Regards,
Michael
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Old 04-25-2019 | 03:10 PM
  #1989  
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Originally Posted by Hoyle33

What program card?
Not sure the number. Just ebay hobbywing program card. It's about $12.
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Old 04-26-2019 | 03:31 AM
  #1990  
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If you aren't going to change the stock gears (22T/70T if i'm not wrong), then a 17.5T brushless will have a lower top speed than a 540 sport tuned brushed motor because a 17.5T brushless turns to ~17000rpm and the brushed motor turns to ~21000rpm. It will however accelerate like a rocket on the standard gearing since it makes 50-100% more power than the brushed motor. You could run 3S for higher top speed if the motor/esc supports it, but you could also just run a 13.5t or 10.5t motor on 2S which would achieve the same thing. It's a lot easier to find hard case 2S batteries that fit the TT02 battery bay.

Ideally, get the 17.5t on 2S and change the gearing by getting the high speed gear set. Toss the supplied gears and buy aftermarket 64dp or 48dp gears. FDR somewhere between 4 and 6 should be good for bashing with a 17.5. Lower than about 4.6FDR will require cutting a hole in the gear cover so the larger pinion clears it. You will want to seal over the hole so dirt doesn't get in when bashing.

Last edited by nbTMM; 04-26-2019 at 04:08 AM.
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Old 04-28-2019 | 09:04 AM
  #1991  
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Default Flying dog bones

After a few crashes my front dog bones started to come out. Now they fall out even with a minor collision. Checked suspension and didn't see anything broken or bent. I race in stock class so can't install anything different. Anyone know what part I need to replace to stop it from happening?
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Old 04-28-2019 | 01:50 PM
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Anyone have a good starting setup for running on black EOS carpet
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Old 04-28-2019 | 02:10 PM
  #1993  
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Originally Posted by proliteandsc
After a few crashes my front dog bones started to come out. Now they fall out even with a minor collision. Checked suspension and didn't see anything broken or bent. I race in stock class so can't install anything different. Anyone know what part I need to replace to stop it from happening?
Try putting a couple of O-rings on the inside of the cup to keep them more centered.
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Old 04-28-2019 | 05:08 PM
  #1994  
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Originally Posted by hobbyten
Try putting a couple of O-rings on the inside of the cup to keep them more centered.
Tried that. It didn't work.
Something on the suspension is flexing more then it should.
I also tried switching rear cups and dogbone to the front, but it didn't help.
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Old 04-28-2019 | 10:30 PM
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Having the same problem. Getting over it, and want to move on.

Have shimmed the slop out of the front hubs, but not sure what else to do.
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