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Old 01-21-2012, 12:13 PM   #41
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Default Re: 1:10th to 1:1 comparison power.

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Then lastly you haven't experienced
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Old 01-21-2012, 02:59 PM   #42
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Default Re: 1:10th to 1:1 comparison power.

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Then lastly you haven't experienced
Experienced what???
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Old 01-21-2012, 04:04 PM   #43
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Default Re: 1:10th to 1:1 comparison power.

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Experienced what???
A tekin pro4 motor...
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Old 01-21-2012, 04:12 PM   #44
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Default Re: 1:10th to 1:1 comparison power.

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You will see brushless motor specs listed by kv (1000 rpm per input volt) or also in turns. The turn listing for a brushless is differant than turns in a brushed motor. (ie a 35T brushed is similar to a 21T brushless) The power output of the 14T brushed / 4600kv brushless I mentioned would be using a 2S pack. If running 3S or higher that will of course raises the output of higher turn motors.

As others have been discussing, gearing plays a big factor on performance. Lower turn motors have a higher RPM output and could be geared with a higher reduction ratio to get the same wheel speed output of a higher turn motor.

Along with the crawlers I own, I also build and compete in R/C truck and tractor pulling competitions. I have a 4x4 Wheelie King puller running a 6900kv Castle motor on 2S and it pulls 40+ lbs on dirt in a pulling sled. It can easily pull an adult in a wagon at 10+ MPH. Its geared around 35:1

do you have any video's of that thing??
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Old 01-21-2012, 06:16 PM   #45
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Default Re: 1:10th to 1:1 comparison power.

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A tekin pro4 motor...
No I haven't. I would like to though. Do u have any video links of any in a crawler? All find is short course. Or something else.
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Old 01-22-2012, 05:10 PM   #46
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Default Re: 1:10th to 1:1 comparison power.

Ok well i think i need to narrow this down. I need your opinions on what motors and esc's to run for large power. I need yall to add to this list as I'm not sure on which ones of the brands that i like to look into and start looking for good prices on. I have narrowed down to 4 brands in order of what i like from most to least. Please add the part number and link to the specs if you can.

1. Tekin pro 4 400kv or 4600kv with RX8 esc or other tekin.
2. Holmes Hobbies ??
2. Castle Creations ??? and mamba max extreme or something similar.
4. Novak (not sure at all)

Please feel free to let your opinions roll. I would rather have real world opinions from guys who use these daily or every weekend instead of biased ones that come from guys who a obligated to push the products. Thats why i depend on RC Crawler instead of the LHS guy.

Last edited by donhd04; 01-26-2012 at 10:46 AM.
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Old 01-23-2012, 09:53 AM   #47
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Default Re: 1:10th to 1:1 comparison power.

Yall forgot me. see my above post. thanks in advance.

or did yall already answer and im not bright enough to see it?
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Old 01-26-2012, 10:46 AM   #48
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Default Re: 1:10th to 1:1 comparison power.

Just a reminder to not forget me on this. I need yalls expert opinions. See post 46 please.
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Old 01-26-2012, 10:55 AM   #49
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Default Re: 1:10th to 1:1 comparison power.

The answers to those questions are readily available in other threads. Do some reading on them and you should be able to make a decision for yourself.
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Old 01-26-2012, 01:19 PM   #50
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Default Re: 1:10th to 1:1 comparison power.

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I totally agree with Harley. I have a 12lb scaler that on 11.1V (3S) with a 35 turn motor performs like a full size with 600-700 hp.

In a 5lb rig you would want to be under 35 turns. Maybe a 35 turn handwound on 7.4V (2S) LiPo.
I still think a 35T Holmes Hobbies Handwound or 20T Crawlmaster would be a good match for your axle mounted 3S battery.

A brushless motor may be too much for your battery. I've run a 3500kv Traxxas VXL motor in my 12lb scaler and it had crazy stupid power on 3S.
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Old 01-26-2012, 02:41 PM   #51
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Default Re: 1:10th to 1:1 comparison power.

SO YALL ARE SAYING I PRETTY MUCH SHOULD FOCUS ON A BRUSHED MOTOR INSTEAD OF GOING TO A BRUSHLESS? So would a TEKIN FXR COMBO AT 35T BE BETTER FOR ALL AROUND CRAWLING, RACING AND BOUNCING THAN SAY A BRUSHLESS. I STILL WOULD LIKE TO BE ABLE TO COMP SOME.
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Old 01-26-2012, 03:26 PM   #52
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This rule works 90% of the time.

Comp = Brushed
Bash = brushless

Both can be used in either situation but this applies to the "best" case.
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Old 01-26-2012, 04:16 PM   #53
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Default Re: 1:10th to 1:1 comparison power.

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SO YALL ARE SAYING I PRETTY MUCH SHOULD FOCUS ON A BRUSHED MOTOR INSTEAD OF GOING TO A BRUSHLESS? So would a TEKIN FXR COMBO AT 35T BE BETTER FOR ALL AROUND CRAWLING, RACING AND BOUNCING THAN SAY A BRUSHLESS. I STILL WOULD LIKE TO BE ABLE TO COMP SOME.
if you go brushed you need to use a holmes or brood hand wound to get the power your wanting.
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Old 01-27-2012, 08:47 AM   #54
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if you go brushed you need to use a holmes or brood hand wound to get the power your wanting.
I got an email back from holmes hobbies yesterday and they suggested going with a tekin 13.5 redline and he also suggested not to go below a 25t brushed motor since they "become maintenance machines and are hard to keep running." So since John knows his motors and harley suggested brushed for comp, I will probably stay with brushed.
Now the next question is which brand is going to be as maintenance free and give huge power. What do I need to use as a ESC also? tekin, CC mamba max, Novak etc. ?
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Old 01-27-2012, 08:50 AM   #55
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Quote:
Originally Posted by donhd04 View Post
I got an email back from holmes hobbies yesterday and they suggested going with a tekin 13.5 redline and he also suggested not to go below a 25t brushed motor since they "become maintenance machines and are hard to keep running." So since John knows his motors and harley suggested brushed for comp, I will probably stay with brushed.
Now the next question is which brand is going to be as maintenance free and give huge power. What do I need to use as a ESC also? tekin, CC mamba max, Novak etc. ?
13t Holmes Crawlmaster (equivalent to a 27t traditional motor) and BRXL. Call it done.
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Old 01-27-2012, 08:54 AM   #56
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Default Re: 1:10th to 1:1 comparison power.

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13t Holmes Crawlmaster (equivalent to a 27t traditional motor) and BRXL. Call it done.
Thank you sir, i appreciate it. As im new to all the vendors who makes the BRXL, is it Holmes or Brood? and is it adjustable by a link to computer, i think i read somewhere that it is. Ive read so much its all starting to run together now in my brain.
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Old 01-27-2012, 08:57 AM   #57
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Thank you sir, i appreciate it. As im new to all the vendors who makes the BRXL, is it Holmes or Brood? and is it adjustable by a link to computer, i think i read somewhere that it is. Ive read so much its all starting to run together now in my brain.
Holmes, and yes it's programmable. Lots of crawler specific programming built in for us.
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Old 01-27-2012, 09:03 AM   #58
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Default Re: 1:10th to 1:1 comparison power.

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Holmes, and yes it's programmable. Lots of crawler specific programming built in for us.
thanks for all your help harley, i will start looking into it to find prices. BTW is the 13t crawlmaster in the new NEO PULLER series of holmes hobbies motors or is it one they already have released. I can't seem to find anything on the new neo pullers. what are they?
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Old 01-27-2012, 09:12 AM   #59
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Originally Posted by donhd04 View Post
thanks for all your help harley, i will start looking into it to find prices. BTW is the 13t crawlmaster in the new NEO PULLER series of holmes hobbies motors or is it one they already have released. I can't seem to find anything on the new neo pullers. what are they?
It's an already released motor.
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