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-   -   Tamiya TT02 Thread (https://www.rctech.net/forum/electric-road/700357-tamiya-tt02-thread.html)

martiniracing 07-13-2017 12:47 PM


Originally Posted by Raman (Post 14972699)
I run on Grey Carpet.

Ride height 5
Droop - 1,5 over ride height in front and 2,5 in rear
Camber - 1,5º all around
Front toe - 1,0º toe out
Dampers TRF419 big bores
Shocks Muchmore 400 wt
Springs Muchmore X springs Red front (firm) Pink rear (medium) - I also tested the old HPI Pink in front and silver in rear.. was about the same.

Diff - Front epoxied / locked, Rear 10k (using my diff mod in this post


Motor fantom FR-1 21.5
ESC HW Just Stock
Gearing 78/51
Tyres USGT Spec
Body: Killerbody Lexus RC F

cool. what do i need to do to get down to that gearing you use? also, any other upgrades besides the shocks and the springs? i also wanna see a pic of your RC F!!

Raman 07-13-2017 01:03 PM


Originally Posted by martiniracing (Post 14975487)
cool. what do i need to do to get down to that gearing you use? also, any other upgrades besides the shocks and the springs? i also wanna see a pic of your RC F!!

My RC F.. you mean what's left of it , after battle scars ;) .. I'll see if I can load them from my phone.

For gearing.. I'm using the Yeah racing motor mount.. and had to trim the gear cover to fit the spur gear.

Other upgrades - steering arms / bridge and the prop shaft... used all Tamiya parts for those. I also had spare DCJ for front and CVD for rear.. so I run those.

martiniracing 07-13-2017 01:15 PM


Originally Posted by Raman (Post 14975502)
My RC F.. you mean what's left of it , after battle scars ;) .. I'll see if I can load them from my phone.

For gearing.. I'm using the Yeah racing motor mount.. and had to trim the gear cover to fit the spur gear.

Other upgrades - steering arms / bridge and the prop shaft... used all Tamiya parts for those. I also had spare DCJ for front and CVD for rear.. so I run those.

What's a dcj?

Also what parts do I need to mount the spur with? Thanks!

Raman 07-13-2017 01:20 PM

http://www.rctech.net/forum/members/...7-img-4544.jpg

http://www.rctech.net/forum/members/...8-img-4545.jpg

http://www.rctech.net/forum/members/...9-img-4546.jpg



DCJ are the double cardan axle joint. Similar to CVD but have two joints.. they're good for steering.

For spur gear mount, i forgot to list it as it came with the car.. it's this one 54500

https://www.tqrcracing.com/shop/prod....asp?p_id=7379

LJH 07-14-2017 12:21 PM

Two night is a row of thunder showers and not getting to run the car.....I have the jones bad....

With that the better half had a meeting last night so after putting the wee man to bed I played with the TT02. I converted it back to the RSR and put the staggered wheels with the Gravity USGT tires back on it. I also received the Maclan fan I had ordered and installed that. I will be interested to see how hot the motor gets with the 4.33:1 gearing and the fan.....I wonder if I will be able to go a bit steeper with the gearing with the fan. The last combination I have yields a FDR of 3.92:1, that might be pushing it a bit.

Cheers,
Jim

nitrostarter 07-15-2017 06:59 AM

It's been a while since I cut out a new body. I always used body scissors and kinda hacked it up. On this, I decided to check the YouTube out for tips and it seemed like the scoring method works best. So I grabbed a utility blade/box cutter and went to town...

Getting the hang of it
https://i.imgur.com/qHKnAc9.jpg

This is definitely the cleaner method to cutting bodies and getting clean lines and cuts.

All cut out.
https://i.imgur.com/Wew2sq1.jpg
https://i.imgur.com/vduRBPi.jpg

The body lines and detail are great! Man this is a good looking body. And to top it off, I hadn't looked at the decal sheet. O my! These are great!

https://i.imgur.com/W3Vr4O3.jpg


Again, for $100 these Tamiya kits can't be beat.

LJH 07-15-2017 09:32 AM

Back when I was building a lot of bodies I always used lexan scissors, they usually came out OK but when I cut out the Porsche body I used the scoring meathod.....way faster and cleaned. I have now done two bodies by scoring them and I think it is the only way to go now.

Tamiya still has the best bodies I have experienced, they just look good.

Cheers,
Jim

Mini35 07-16-2017 01:08 AM


Originally Posted by MajorRex (Post 14974332)
Always good to see more people with TT02 :smile:
I am using Hi-Torque Servo Saver (51000) that come with the steering upgrade set...the kit saver is pretty lame, you can just throw it away like my friend.
If you treasure your servo and would like to race then get a better one, otherwise you can still use the kit one for fun.

The Xray Super Stiff V2 servo saver is quality. Far better than the Tamiya 51000. Previously I'd put 51000s on all my cars as the only reference point I had was the kit savers which are variable to say the least. However I found after a few runs - probably an hour or so - they still developed some inconsistencies around the straight ahead position and the steering wouldn't quite centre which irritates the hellout of me. With the Xray my car has now got over 20 hours on it and it's still as good as day one.

LJH 07-16-2017 06:39 PM

I finally had a chance to run the car with the 4.33:1 FDR. After 12 minutes I am at 155*. I think that is as steep as I can go this time of the year.

Cheers,
Jim

nitrostarter 07-17-2017 06:07 AM

Did you check temps on the ESC and lipo?

LJH 07-17-2017 06:18 AM


Originally Posted by nitrostarter (Post 14977974)
Did you check temps on the ESC and lipo?

Yes, The battery was at 110* and the ESC was at 115*. The tennis court showed right around 115* as well.

Cheers,
Jim

Nerobro 07-17-2017 07:18 AM


Originally Posted by LJH (Post 14975403)
With that said if you need a new tub why not get the stiffer one?

If you buy it off e-bay RCMart will ship it free. Here on the East Coast I get stuff from RCM in 8 or 9 days. Still a bummer though.

Cheers,
Jim

That's a good question. I believe that the failure mode of the "reinforced" parts may be a problem. If you're prone to crashing, having more flex is a big deal. When you reinforce one part, you move the stress it may feel down the line.

When I tore my chassis, I believe that the "soft" chassis would have been just fine in the end.

I can confirm the shipping times as well.

MajorRex 07-18-2017 12:00 AM


Originally Posted by Mini35 (Post 14977216)
The Xray Super Stiff V2 servo saver is quality. Far better than the Tamiya 51000. Previously I'd put 51000s on all my cars as the only reference point I had was the kit savers which are variable to say the least. However I found after a few runs - probably an hour or so - they still developed some inconsistencies around the straight ahead position and the steering wouldn't quite centre which irritates the hellout of me. With the Xray my car has now got over 20 hours on it and it's still as good as day one.

Sure...will try it when I have the chance

Last week when I broke my front knuckle, I replaced the front upper arm at the same time with YR one so that I can adjust the camber. Their original turnbuckle is really soft...it bends after a light impact :(
I now replaced it with Ti one, looks much better but will see...

2hundy 07-18-2017 12:13 AM

Would a 26t pinion fit with a stock 70t spur? 25t to 26t is an increase in diameter of 0.8mm so the pinion-spur distance is 0.4mm closer with the 26t. In my experience tamiya motor mounts provide a relatively loose mesh, certainly looser than I would set on my BD7.

I'm entering a stock spec class where only the pinion can be changed.

nitrostarter 07-18-2017 07:19 AM

Finally got the wing, headlight and taillight buckets cut out. The wing must be thicker lexan because it was much harder to score, but I got it. My awesome wife was in town yesterday and stopped at the LHS for some paint. I let her pick out the main color but said it needed to be my sons favorite color, so fluorescent green it is. I should be ready to paint this afternoon after giving the lexan a quick bath.

https://i.imgur.com/jcvCQzA.jpg
https://i.imgur.com/g3C8UdM.jpg


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