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-   -   Post your Castle 1717 setup here! (https://www.rc-monster.com/forum/showthread.php?t=28725)

sikeston34m 12.03.2010 10:27 PM

Post your Castle 1717 setup here!
 
Hey Guys,

I've been researching different ways/setups to put the power of the 1717 to good use.

A truly awesome motor, this thing must lay down some rediculous power.

I've been considering the Cen Genesis as a good playhouse for the 1717.

Please post your Castle 1717 setup here. Vehicle information, gearing, esc, batts, plus anything that would be helpful to those of us considering new setups. Pictures are a plus. :yes:

Thanks. :yes:

lincpimp 12.03.2010 11:41 PM

I have a lst with the 1717, MMM, and a turnigy 40c 6s 5000mah lipo. Geared for low 40s, and using the stock lst2 tires which are 6.5" tall or slightly more and are quite heavy. Too much power, could be geared up quite a bit, although I wonder if the esc will keep up. On 8s with the MMMxl (omgwtfbbq) with lower gearing this would be plenty to move the big cen tires. I doubt the genesis would be much more than 3lbs heavier than my lst. Still a big truck. A 1527 would be my choice, but those are expensive...

I will be going back to the 1521 1y in my lst, and using the 1717 in the 6x6 lst. I have a feeling the transfer diff case will not take the beating, so I will have to machine up a suitable replacement.

bryan 12.04.2010 02:09 AM

[Uhttp://i903.photobucket.com/albums/a...tllguy/007.jpg
Here 's a pic of my xxl w/1717 MMM.I currently run this big rig on 5s, but 6s is in the works.My current 5s gearing is 20/63.Note i still havnt ran it with these big azz cen tires yet.The Moabs that i was running before were not much smaller so i should still be in the ballpark .

andreazinno 12.04.2010 03:05 AM

Here my Savage with 1717, mounted on a custom made motor mount

http://www.andreazinno.it/rc/sav1717_1.jpg
http://www.andreazinno.it/rc/sav1717_2.jpg

Bye, Andrea

armourbl 12.04.2010 11:58 AM

Here is my Caster F8T conversion with a 1717 motor. It was a tight fit and I had to use an EliteRC motor mount and also shave down the steering post to provide enough space. Not pictured is a top plate I made to link the front bulkhead to the center diff to prevent chassis flex that would cause the steering post to hit the motor.

I've since sold the 1717 and I ordered 1518 to replace it. It was just too much motor in weight mostly. I would have kept it, but couldn't see a use for it in the near future.

Pics can be seen in this post. http://www.rc-monster.com/forum/showthread.php?t=28552

Here is a video of it on the track running on 4S. It was literally my first run with the truck.
http://www.youtube.com/watch?v=y4CV2k60svE

ben

DrKnow65 12.04.2010 12:04 PM

Ben, that was some real nice driving. I'm impressed at the balance considering the weight of that 1717 :surprised:

maneba 12.04.2010 02:29 PM

My setup

6S
66 spur
11 pinion

http://i361.photobucket.com/albums/o...y/DSCN6449.jpg

sikeston34m 12.04.2010 04:49 PM

Quote:

Originally Posted by maneba (Post 389433)

I LOVE your setup Maneba!

How does it run and handle?

I'm thinking about a setup like yours, only using a E Revo tranny, plus maybe some saddle bag type battery compartments.

The battery compartments would mount to the sides of the chassis. I believe this would allow for some really large packs. :yes:

Bondonutz 12.04.2010 06:07 PM

XXL, 1717, M.M.M, 6s-3300 40C, 63/25, weight 14.9lbs

http://www.youtube.com/watch?v=LGQiT...eature=related

http://i88.photobucket.com/albums/k1...D/PA140008.jpg


Savage DesertBoy-17 1717, 8s, 40/15 for 47mph
http://i88.photobucket.com/albums/k1...z/PA020009.jpg

maneba 12.05.2010 08:53 AM

Quote:

Originally Posted by sikeston34m (Post 389445)
I LOVE your setup Maneba!

How does it run and handle?

I'm thinking about a setup like yours, only using a E Revo tranny, plus maybe some saddle bag type battery compartments.

The battery compartments would mount to the sides of the chassis. I believe this would allow for some really large packs. :yes:

I have small cogging. But i think it's a firmware problem of the MMM.
I need more power on startup. People using MGM with same setup doesn't have cogging problem (so they say). Today i'll try to upload one of the first firmware.

andreazinno 12.05.2010 09:07 AM

Quote:

Originally Posted by maneba (Post 389482)
I have small cogging. But i think it's a firmware problem of the MMM.
I need more power on startup. People using MGM with same setup doesn't have cogging problem (so they say). Today i'll try to upload one of the first firmware.

Ciao Maneba, me too same cogging problems with MMM (v3, early version, that with connectors on battery side) and 1717.

Needed to downgrade to firmware 1.21 to solve it.

Bye.

bryan 12.05.2010 11:56 AM

I really like those custom chassis parts Bondonutz :whistle:

Bondonutz 12.05.2010 12:02 PM

Thanks B, Still waiting on more progress at the shop ? With the Holidays and my bud being so busy with work I doubt we'll be seeing anything till after Xmas.

sikeston34m 12.05.2010 12:32 PM

How's the temps on the 1717, pulling these big trucks around?

Great posts guys! Keep em coming. :yes:

maneba 12.05.2010 12:41 PM

Quote:

Originally Posted by sikeston34m (Post 389506)
How's the temps on the 1717, pulling these big trucks around?

Great posts guys! Keep em coming. :yes:

For my almost 7,5 kg baby the motor temp is barely warm after a good ride of 10 minutes of start-stop-wheelies on asphalt (with a lot of grip).
outside temp of 18 C°.

Bondonutz 12.05.2010 12:43 PM

Haven't had anything over 120* myself, even after a hard bash on 8s. Def no complaints with this motor other than make sure your Lipos are up to it.

BIG-block 12.05.2010 01:45 PM

So Bodonutz, you run your Castle 1717 on 8S? No issues. I was going to try eventually (when I get the MMMXL) but wasn't sure if it was up to it.

Bondonutz 12.05.2010 02:31 PM

Quote:

Originally Posted by BIG-block (Post 389517)
So Bodonutz, you run your Castle 1717 on 8S? No issues. I was going to try eventually (when I get the MMMXL) but wasn't sure if it was up to it.

I'm geared for 47mph and the RPMs are right at the thresehold of max rpm and still runs way under max temps. Wicked torque and speed.

sikeston34m 12.05.2010 04:16 PM

Quote:

Originally Posted by Bondonutz (Post 389523)
I'm geared for 47mph and the RPMs are right at the thresehold of max rpm and still runs way under max temps. Wicked torque and speed.

When a motor is rated for kv, isn't that an unloaded rating?

8S is what I have in mind for the 1717 also.

Between a little punch control and maybe a little torque control, tame the beast just a little to lessen those amp draw spikes?

What kind of timing are you running with your Bondo?

Bondonutz 12.05.2010 05:22 PM

Loaded/unloaded rating- not sure
Default/normal Timing

lincpimp 12.05.2010 10:41 PM

My lst got the motor up to around 140-150f with 20mins of hard stop and go and alot of tire slip. I bet this motor is a best on 8s geared down... I may have to try that in the 6x6!

bruce750i 12.06.2010 04:01 PM

Wow! Those are some great looking 1717 haulers.

Here's mine, Savage-X17.

http://i300.photobucket.com/albums/n...DSC07329-1.jpg

http://i300.photobucket.com/albums/n...17_notunes.jpg

MiamizFinest 12.06.2010 05:44 PM

Waiting for my 1717!!! ill have it in a street set up Muggy on 6S!!

Shonen 12.20.2010 04:21 PM

I stuck one in my E-Revo.

http://img403.imageshack.us/img403/8225/revobuild45.jpg

http://img258.imageshack.us/img258/6904/revobuild46.jpg

It was rather difficult to fit. It required shaving a lot off the rear shock mount, and I also had to shim the transmission up with washers on the chassis so the 23t pinion could mesh with the 38t spur...the 36t spur causes more problems than it's worth, if you have a 25 or 26t pinion it will probably be ok. I also lapped the motor mount face to improve heat transfer but also move the motor as forward as possible, even if it was a miniscule amount.

Having ran my 1515 on 4s, the 1717's lower Kv makes the E-Revo a lot slower than I was used to, but much much more torquey, with less startup cogging (usually none). The 40mm fan on the motor mount keeps the temps way down...I doubt this motor ever saw higher than 120F. After most of our bashing/jumping sessions, it's barely over 100F. Currently running it on twin 4s 4500mAh Nano-Techs.

Quote:

Differential Ratio: 3.3076923076923075
Transmission Ratio: 1.8333333333333333
Other Ratio: 1
Spur Tooth Count: 38
Pinion Tooth Count: 23
Total Voltage: 14.80
Motor KV: 1580
Tire Diameter (inches): 6.1
Tire Ballooning (inches): 0
Motor Current Draw: 120
Motor Coil Resistance: 0.005
Spur/Pinion Ratio: 1.65 : 1
Total Ratio: 10.01895 : 1
Tire Circumference (inches): 19.16 inches (486.76 mm)
Rollout: 1.91:1
Total Motor Speed: 22436 RPM
Vehicle Speed: 40.64 mph (65.28 km/h)
Effective KV Value: 1515.95
KT constant: 0.86 oz-in/A
Motor Torque: 0.53 ft-lbs
Final Torque: 5.36 ft-lbs
Final Power: 1776 watts (2.4 HP)
Great videos guys!


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