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pinkpanda3310
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10.22.2009, 10:13 AM

That's very impressive to look at

I am a little curious though, why have you chosen to run 5s? With all the weight saving you've done it would still be a rippin' truck and you could use the internal bec on the quark.
   
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JThiessen
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10.22.2009, 11:08 AM

Q- Do your flat head screws sit flush? In some of the pics it looks as though they may not be. It could be an optical illusion - or, I thought maybe those screws have a small radius on the inside corner that may be riding on your holes and slots (as in the motor mount).


Losi 8T 1.0, Savage Flux - XL style, LST XXL, Muggy, 3.3 E-Revo Conversion and sitting outside 425hp, 831 Tq Dodge Ram Turbo Diesel. It SMOKES
   
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ANGRY-ALIEN
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10.22.2009, 12:06 PM

Quote:
Originally Posted by pinkpanda3310 View Post
That's very impressive to look at

I am a little curious though, why have you chosen to run 5s? With all the weight saving you've done it would still be a rippin' truck and you could use the internal bec on the quark.

Thanks man... I often just sit and stare at it too in amazement .... hmm... I choose 5s because I knew that's what the quark could really handle realistically...
Also, I saw a vid on youtube of a 10xl running 5s (can't find it again though) and it was moving quite nicely around the track... I have seen other 5s setups with similar KVs
getting really good results. I'm not sure what kind of performance I would get from 4s.... Maybe I'll try a 12 cell pack to see how it rolls and give you some feedback.

From the speed calculator:

5s with 14 pinion

Differential Ratio: 4.3
Transmission Ratio: 1
Other Ratio: 1
Spur Tooth Count: 52
Pinion Tooth Count: 14
Total Voltage: 18.5
Motor KV: 1624
Tire Diameter (inches): 5.65
Tire Ballooning (inches): 0
Motor Current Draw: 0
Motor Coil Resistance: 0
Spur/Pinion Ratio: 3.71 : 1
Total Ratio: 15.97143 : 1
Tire Circumference (inches): 17.75 inches (450.85 mm)
Rollout: 1.11:1
Total Motor Speed: 30044 RPM
Vehicle Speed: 31.62 mph (50.79 km/h)
Effective KV Value: 1624
KT constant: 0.83 oz-in/A

5s with 16 pinion

Differential Ratio: 4.3
Transmission Ratio: 1
Other Ratio: 1
Spur Tooth Count: 52
Pinion Tooth Count: 16
Total Voltage: 18.5
Motor KV: 1624
Tire Diameter (inches): 5.65
Tire Ballooning (inches): 0
Motor Current Draw: 0
Motor Coil Resistance: 0
Spur/Pinion Ratio: 3.25 : 1
Total Ratio: 13.975 : 1
Tire Circumference (inches): 17.75 inches (450.85 mm)
Rollout: 1.27:1
Total Motor Speed: 30044 RPM
Vehicle Speed: 36.14 mph (58.05 km/h)
Effective KV Value: 1624
KT constant: 0.83 oz-in/A

4s with 14 pinion

Differential Ratio: 4.3
Transmission Ratio: 1
Other Ratio: 1
Spur Tooth Count: 52
Pinion Tooth Count: 16
Total Voltage: 14.8
Motor KV: 1624
Tire Diameter (inches): 5.65
Tire Ballooning (inches): 0
Motor Current Draw: 0
Motor Coil Resistance: 0
Spur/Pinion Ratio: 3.25 : 1
Total Ratio: 13.975 : 1
Tire Circumference (inches): 17.75 inches (450.85 mm)
Rollout: 1.27:1
Total Motor Speed: 24035.2 RPM
Vehicle Speed: 28.91 mph (46.44 km/h) (not very impressive)
Effective KV Value: 1624
KT constant: 0.83 oz-in/A


Quote:
Originally Posted by JThiessen View Post
Q- Do your flat head screws sit flush? In some of the pics it looks as though they may not be. It could be an optical illusion - or, I thought maybe those screws have a small
radius on the inside corner that may be riding on your holes and slots (as in the motor mount).
Yes they do... the little corner are sitting in the holes and the heads are flush with the surface of the carbon (the holes are just over 3mm).
   
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RC toy
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11.27.2010, 04:44 PM

Hi. Any upgrades? What's the thickness of FLM braces?(red line in the picture)

   
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ZippyBasher
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11.27.2010, 09:57 PM

6mm...


Maxx - FLM, MMM, CD Med.36x706s
Raja - FLM Ext. MM, 1512, 4s
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D8T - MMM 1717 6s

My OVERPOWERED Rides "CLICK"

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ANGRY-ALIEN
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11.28.2010, 01:39 PM

Quote:
Originally Posted by RC toy View Post
Hi. Any upgrades? What's the thickness of FLM braces?(red line in the picture)
Hey Rc Toy, I measured the chassis brace and got 7mm... regarding upgrades, I recently with some help from Zack got the 'Motherlode' suspension repair kit from UE and
rebuilt the shocks...I saw big improvement in dampening and balance of the truck during acceleration and deceleration... I also employed a set of RPM knuckles with 15mm bearings...
I have done an extensive test with them yet for me to give a feedback... I'll throw the truck around as soon as i get some time and you'll know how well it works out...

Alien
   
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RC toy
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11.28.2010, 05:01 PM

I am asking because I am thinking about custom braces and not sure if 0.190 (4.82mm) of 7075 T6 was enough
   
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ANGRY-ALIEN
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11.28.2010, 07:46 PM

I am not so sure myself... that looks a question you would have to throw out in the General Discussion section...

Alien
   
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ANGRY-ALIEN
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12.13.2010, 01:55 AM

Hi guys, had a little fun this weekend tearing up the parking lot... I got two short vids made (finally) of the 1520 doing its thing...


[YOUTUBE]VhzeLHTeBGs[/YOUTUBE] [YOUTUBE]iiW6igZ5TwY[/YOUTUBE]


http://www.youtube.com/watch?v=iiW6i...ayer_embedded#! | http://www.youtube.com/watch?v=VhzeL...layer_embedded


Alien
   
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RC toy
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12.13.2010, 07:52 AM

I see that you like killing those badlands

And I have a question about MMM. When you apply full thortle the LED on mamba monster flashes very quickly or turns solid green?

Last edited by RC toy; 12.13.2010 at 08:06 AM.
   
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cc 1520 1y, flm carbon fiber chassis, hacker c50 10xl, ofna spider, ue widetrac


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