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-   -   novak ballistic 18.5 12,3 mm rotor vs 14mm rotor (http://www.rccrawler.com/forum/electronics/299800-novak-ballistic-18-5-12-3-mm-rotor-vs-14mm-rotor.html)

guidetti_angelo 02-15-2011 05:09 AM

novak ballistic 18.5 12,3 mm rotor vs 14mm rotor
 
hi, can you explain me the differences to run one or other rotor..
rpm, start up, temperatures, smoothness ecc
thanks in advance to all"thumbsup"
i run goat 3s with 18.5 14mm rotor, 13t pinion..

scatterbrains 02-15-2011 05:41 AM

what kind of truck are you running? I went to the 12.3 in my ballistic for the LCC. i run the hs gears, a 15T pinion, and 3s. I have great wheel speed. Very happy with the change.

guidetti_angelo 02-15-2011 06:16 AM

I have a Losi lcc with hd worms..

guidetti_angelo 02-15-2011 06:48 AM

Quote:

Originally Posted by scatterbrains (Post 2928592)
what kind of truck are you running? I went to the 12.3 in my ballistic for the LCC. i run the hs gears, a 15T pinion, and 3s. I have great wheel speed. Very happy with the change.

Is start up smoother?

indiana mudcat 02-15-2011 08:22 AM

The small rotor has smoother startup with almost double the RPM, I'm not a fan of the 14mm rotor at all.

guidetti_angelo 02-15-2011 08:34 AM

Quote:

Originally Posted by indiana mudcat (Post 2928800)
The small rotor has smoother startup with almost double the RPM, I'm not a fan of the 14mm rotor at all.

"thumbsup"
why novak release 14mm rotor?
they say it has more torque?

benoj 02-15-2011 11:21 AM

the 14mm rotor has mor torque but less prm and a rougher startup than the 12.3mm. on my losi i ran the 12.3mm and never saw a need for more torque the 14mm provided

axelram 02-15-2011 11:47 PM

I am also using 18.5T but with 15T pinion on 3S. I have HD worm gears in the front and stock worm in the rear and the combination has good torque and wheel speed. I have the stock rotor. Try the HD worm only in the front and compare.

Quote:

Originally Posted by guidetti_angelo (Post 2928617)
I have a Losi lcc with hd worms..


Hulksta 02-16-2011 01:05 AM

Ive got the 18.5t with the stock 14mm rotor, im running a MMP esc on 4s 45c lipo and get crazy wheel speed, heaps of torque and GREAT very low speed control on my losi with stock worms.. VERY happy with the setup but its only been great once i fitted the MMP, was only average with other esc's and crap low speed control

scatterbrains 02-16-2011 11:11 AM

The 14mm always worked well w/ the stock gears, when i went HD's i wanted more WS so i went with the 12.3mm much nicer WS.

Axel...be careful runnin a stock and a HD worm it can cause serious binding and premature failure IMO.

guidetti_angelo 02-16-2011 11:48 AM

Quote:

Originally Posted by scatterbrains (Post 2931544)
The 14mm always worked well w/ the stock gears, when i went HD's i wanted more WS so i went with the 12.3mm much nicer WS.

Axel...be careful runnin a stock and a HD worm it can cause serious binding and premature failure IMO.


..but HD are longer then stock ones...so with HD you have already more WP, right..?

scatterbrains 02-16-2011 01:11 PM

angelo, if your asking if the gear ratio is higher on the HD gears than yes, you gain more WS. I wanted more than just the gears provide so i went with the 12.3 rotor.

guidetti_angelo 02-16-2011 01:28 PM

Quote:

Originally Posted by scatterbrains (Post 2931757)
angelo, if your asking if the gear ratio is higher on the HD gears than yes, you gain more WS. I wanted more than just the gears provide so i went with the 12.3 rotor.

well, i mean this;-)
but about the temperatures and the torque?
the torque that i need when i approche an obstacle, when i have to dig and then to go 4wd, is it the same or i lose a certain amount?

guidetti_angelo 02-16-2011 02:40 PM

with 12.3 rotor my ballistic 18.5 on 3s is 2700 rpm/v?

guidetti_angelo 02-17-2011 09:26 AM

Quote:

Originally Posted by guidetti_angelo (Post 2931899)
with 12.3 rotor my ballistic 18.5 on 3s is 2700 rpm/v?


:cry: any answers...

scatterbrains 02-17-2011 09:29 AM

I noticed no real torque loss, its a little smoother down low and alot faster up top. All i can say is get one and try both thats what i did and settled on the 12.3

guidetti_angelo 02-17-2011 09:43 AM

Quote:

Originally Posted by scatterbrains (Post 2933638)
I noticed no real torque loss, its a little smoother down low and alot faster up top. All i can say is get one and try both thats what i did and settled on the 12.3

i received today 12.3 rotor, now i have to try it on the rocks but in Italy keeps to raining!!!:evil::evil::evil:

guidetti_angelo 02-18-2011 08:55 AM

i read on novak store there is also 13mm rotor that fit ballistic motors, has anyone tried it?


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