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Old 11-01-2006, 09:29 AM
  #16276  
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Originally Posted by Johnny Wishbone
Rule of thumb for mod and a good starting point is add 10 teeth over the wind, so a 8 trun motor start with a 18 pinion, and go up from there. Once you figure your rollout base for the motor you should be good for all the other turns.
Sorry mate but that's utter rubbish 18T would be wayyyyy under geared for ANY motor on any track.
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Old 11-01-2006, 10:36 AM
  #16277  
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Originally Posted by TRF415boy
Sorry mate but that's utter rubbish 18T would be wayyyyy under geared for ANY motor on any track.
Its not only depending on the pinion. You also have to look at the spur gear and pullies as well for the total gearing ratio...
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Old 11-01-2006, 10:41 AM
  #16278  
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Originally Posted by Johnny Wishbone
Rule of thumb for mod and a good starting point is add 10 teeth over the wind, so a 8 trun motor start with a 18 pinion, and go up from there. Once you figure your rollout base for the motor you should be good for all the other turns.

Sorry, was meant for this one...

Its not only depending on the pinion. You also have to look at the spur gear and pullies as well for the total gearing ratio...
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Old 11-01-2006, 12:12 PM
  #16279  
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Just giving the guy a safe starting point. Like I said start there and keep going up, didn't say how high he would have to go. Once he figures his rollout baseline the rest is simple. You usually only get one chance to hit the gear right, and a overgeared motor will get overheated and usually need some form of fixing. Since he is melting solder off already and is using fans, whats the com look like?Just trying to keep the solder on and the car running for him without the melt down. Safer to creep up on the gear than trying to come down. And yes I know this could cause heat as well, but, thats where the on track observation comes in, if its got nothing on the straight, go up another pinion. You may have a rocket and anything overgeared will look fast but has no visual feed back, till it goes by and you smell the motor melting. (BTW the 10 over rule was suggested by 2 other motor builder/tuners on this forum)
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Old 11-01-2006, 01:18 PM
  #16280  
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Thank's again guy's
I was up till very late trying lot's of fan set up's.
I came up with this. The one over the heatsink suck's the air and the other one blow's onto the endbell.The degree's are set now at 1 notch (6 degree's) Thank's for clearing up that one Trf415boy.
I have posted new picks.
The dual fan's went straight on with the 3 racing heat sink all I needed was 2 more screw's.
Thank's again guy's.
It is so good to come here and ask the question's and get some great input.
Thank you
Addam smith
Attached Thumbnails Tamiya TRF415-tamiya-415msx-005-small-.jpg  
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Old 11-01-2006, 09:54 PM
  #16281  
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Originally Posted by TRFMAD
Thank's again guy's
I was up till very late trying lot's of fan set up's.
I came up with this. The one over the heatsink suck's the air and the other one blow's onto the endbell.The degree's are set now at 1 notch (6 degree's) Thank's for clearing up that one Trf415boy.
I have posted new picks.
The dual fan's went straight on with the 3 racing heat sink all I needed was 2 more screw's.
Thank's again guy's.
It is so good to come here and ask the question's and get some great input.
Thank you
Addam smith

Looks good.Hope it helps...Cheers....

Just note that correct gearing is most important in keeping temps in check.
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Old 11-02-2006, 12:17 AM
  #16282  
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Well guy's Great new's.
I ran the car today not only got my fastest time by over half a second. I ran 2 fully charged batteries. I ran a 102/28. Motor advanced 6 degree's, I got 7 min 47 sec on the first battery. stopped and checked the motor temp and speed controller temp.
First run
Time 7 min 47 sec
Motor endbell 61.5 degrees ( nice and cool)
ESC 38 degree's

Second run
Time 7 min 21 second's
Motor endbell 58.7 degrees
ESC 34.7 degrees

And guess what the solder stayed on.
Thanks again guy's for all your help if any of you ever need help with your golf swing PM me.

Thanks Guy's
Addam smith

Last edited by TRFMAD; 11-02-2006 at 12:30 AM.
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Old 11-02-2006, 12:32 AM
  #16283  
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Good news TRFMAD, glad we could help.
Your fan setup is good too... it makes sense to suck the air off the can, and blow onto the endbell.
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Old 11-03-2006, 01:57 AM
  #16284  
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Originally Posted by TRFMAD
Well guy's Great new's.
I ran the car today not only got my fastest time by over half a second. I ran 2 fully charged batteries. I ran a 102/28. Motor advanced 6 degree's, I got 7 min 47 sec on the first battery. stopped and checked the motor temp and speed controller temp.
First run
Time 7 min 47 sec
Motor endbell 61.5 degrees ( nice and cool)
ESC 38 degree's

Second run
Time 7 min 21 second's
Motor endbell 58.7 degrees
ESC 34.7 degrees

And guess what the solder stayed on.
Thanks again guy's for all your help if any of you ever need help with your golf swing PM me.

Thanks Guy's
Addam smith
Good to hear that its working...

Till I start playing golf....
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Old 11-03-2006, 05:59 AM
  #16285  
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Here they are, my Stock (Orange) MS and my Modified ( multi Colour) MSX car's ready and finally running well thanks to you all.
I thought I would post a few pick's
Thanks Again
Addam
Attached Thumbnails Tamiya TRF415-tamiya-415msx-008-small-.jpg   Tamiya TRF415-tamiya-415msx-009-small-.jpg   Tamiya TRF415-tamiya-415msx-010-small-.jpg   Tamiya TRF415-tamiya-415msx-011-small-.jpg  
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Old 11-03-2006, 09:45 AM
  #16286  
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Arrow TRF415MSXX (?) Coming February 2007

TRF415MSXX (?) Coming February 2007...

Check my blog for a bit more information:
http://kentech.blogs.se

Not sure on the name but expect a new kit in February.

This info is coming from a what I would consider reliable source.
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Old 11-03-2006, 11:19 AM
  #16287  
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Default TRF415MRE FRONT ONEWAY

Just seen this on the R10 website and wondered if anybody knew about it.
53947 TRF415MRE FRONT ONEWAY HOUSING 3200YEN 30TH NOV
Would this mean i would be able to put this in my MSX without modifiying a TA05 diff pulley? TRYHARD or anybody else
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Old 11-03-2006, 11:26 AM
  #16288  
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yup, you got. It's an MRE specific front one way unit.

HiH
Ed
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Old 11-04-2006, 01:21 PM
  #16289  
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TRF415MSX Marc Rheinard Edition Front One Way Housing is available in some HK online shop.
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Old 11-04-2006, 01:36 PM
  #16290  
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Is that a pre-order or is it actually in stock in the shop?

Charles
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