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-   -   1:10 or 1:12 scale project wanted... (https://www.rc-monster.com/forum/showthread.php?t=5935)

BrianG 03.04.2007 02:54 AM

1:10 or 1:12 scale project wanted...
 
After my dissatisfaction with the 1:16th scale Photon, I figure something a little larger will be nice - I figure 1/16th scale parts are just too darn small. The Photon's parts simply didn't seem beefy or sturdy enough. It was "ok" as a RTR, but not up to my standards. I guess I'm just too picky.

I already have a 1/8 scale buggy, Revo, and Jato. Out of those three, the Jato was the easiest IMO. Parts weren't that expensive either since it was on the smaller side.

So, I'm looking for a smaller 1/10 or 1/12 scale buggy/truggy kit that has the same (or better) build quality than a typical 8th scale buggy. Gotta have a really high quality and durable base to start with. I'd like metal 4-spider gear diffs (typical buggy), hard anodized chassis, bearings (no bushings), suspension adjustments; you know, the usual things that comprise a high quality vehicle. Conversion complexity is not important. I plan to use the MM ESC, 3s-4s lipos, and probably a Lehner 1920/1930 or equivalent.

I was looking hard at the Jammin CRT.5 as it seems well built. However, Tower has it listed for $420! :eek: That's more than the Hyper 8 kit and it's quite a bit smaller! Anyone know of a place to get it at a more reasonable price?

Anyway, other suggestions are welcome. Thanks!

jnev 03.04.2007 02:59 AM

I think the CRT.5 would be your best bet. I can't think of any other decent kits around that size.

I'll keep my eyes peeled for a cheaper price than that.

BrianG 03.04.2007 03:23 AM

Cool, thanks.

I found this listing for a much better price, but the pictures looks like it's missing a lot of the CF and aluminum parts - they kinda look like plastic. I wonder if that's a RTR version or something? If so, I'd rather pay the $420 and get all the goodies right away...

BP-Revo 03.04.2007 03:25 AM

Horizon has it for 270. The name of kit is the same, so I suspect it is the same.

BrianG 03.04.2007 03:28 AM

Even better! Thanks!

captain harlock 03.04.2007 03:32 AM

Why wont you try your luck with the typical 1/10 4wd electric buggy?

BrianG 03.04.2007 03:46 AM

I don't know. Have something in mind? Remember, it's gotta be solid...

Serum 03.04.2007 03:59 AM

Yeah, that solid part for normal electric thingies is the catch.

Well, here is what i found out; Horizon's so called 'pro' version is RTR, so not a pro KIT. the advantages of the pro kit vs the non pro kit;

-threaded aluminum shocks over plastic shocks
-aluminum front/rear braces on the diffs (which basically are simple lasercutted from sheet by the looks of it)
-CF servo mount (will be replaced in the conversion anyway?)
-still no aluminum braces between the rear/front diff
-still no aluminum/cf plate on the servo saver
-7075 lower plate. (this is, with the threaded shocks, the biggest difference)


Still not worth the big pile of extra money IMO.

Seems to me like they are after scoring money on the good name of the 'pro kit' version.

squeeforever 03.04.2007 12:51 PM

Why not a Hot Bodies Lightning 10, Lightning GT10 or even the Lightning Stadium 10?

jnev 03.04.2007 12:54 PM

I saw a brushless lightning stadium 10 on ebay just a little while ago, and it looked really nice. That would be another option for you.

squeeforever 03.04.2007 01:02 PM

That was one of our forum members if I remember correctly.

jnev 03.04.2007 01:07 PM

Yep, you are right squee.

Here it is: http://rc-monster.com/forum/showthre...t=lightning+10

Serum 03.04.2007 01:49 PM

If the jammin has got too much plastic for Brian's likings, the HB will have the same 'problem'

BrianG 03.04.2007 01:57 PM

Thanks for the suggestions guys. Serum is right though; I'll probably end up paying up to get the fully metallized version of the Jammin. Either that, or whatever I do get has to have the options to get CF/metal - if I can fab the parts up myself...

glassdoctor 03.04.2007 03:42 PM

I heard they will be about $250 at the LHS. I would definitley go for the CRT.5.. it's going to be a badass little rig. There is even a local guy already promoting a racing class for them here.

I have spent way too much money lately... but I figure someday I will pick up a used one with a blown motor, etc cheap, and drop in a MM system.

BP-Revo 03.04.2007 04:03 PM

By the way, the CRT .5 on Horizon and Tower have the same part number.

Horizon usually sets it up for their "street price" once it goes up on their site (though in alot of cases its more expensive).

Tower usually puts it up for full retail, and then drops it down once they receive it. Tower basically wants to rip off anyone who backorders one.

Serum 03.04.2007 04:30 PM

Get lost, you nitro head.. :p

BP-Revo 03.04.2007 04:37 PM

Quote:

Originally Posted by Serum
Get lost, you nitro head.. :p

Huh? Mines gonna be brushless :027:

glassdoctor 03.04.2007 04:40 PM

maybe he was talking to me lol :D

BP-Revo 03.04.2007 04:41 PM

Oh...he didn't really specify...and I was the last person to post before him lol.

venom813 03.05.2007 11:26 AM

From what I have found out so far about the Jammin.5 is that there is going to be three versions available.

1. Pro assembled - no motor, CNC aluminum towers, threaded shocks, Proline tires, bearings, and universals. pn: 34970
2. Pro w/Picco .12 same as 1 but with motor and no electronics pn: 34971
3. RTR - Picco .12, plastic shock towers,plastic body shocks, Ofna tires. pn: 34972

They are actually going to be available in that order as well.

I have a Pro on order with my LHS and plan on putting a MM and 5700 with 2-cell lipo. I am still trying to find out about the gear pitch of the center diff.

glassdoctor 03.05.2007 11:28 AM

Common pitch for some 1/10 gas stuff is 32p... that would be great if they do that....

venom813 03.05.2007 11:31 AM

The thing is, I don't think any Ofna product uses 32p. Correct me if I am wrong.

skellyo 03.05.2007 11:43 AM

Does anyone have any length dimensions on the CRT .5? I can't seem to find them. However, I did find an online retailer with them in stock. :)

glassdoctor 03.05.2007 11:59 AM

Quote:

Originally Posted by venom813
The thing is, I don't think any Ofna product uses 32p. Correct me if I am wrong.

Maybe they use Mod.8 on their smaller cars.

It's the Losi/AEs that use 32p for 1/10 trucks.

I think mod.8 and 32p are very close... anyone know if they can work together without too much noise and wear?

BrianG 03.05.2007 12:21 PM

Quote:

Originally Posted by glassdoctor
...I think mod.8 and 32p are very close... anyone know if they can work together without too much noise and wear?

They are VERY close. I'm using the stock Mod 0.8 spur and a 32p pinion on my Jato and have practically no wear and it's been dozens of batt packs worth of runtime.

For reference, 32p is Mod 0.79375. Mod 0.8 is 31.75p. There either is enough play in the gear teeth or manufacturing inconsistency that there isn't a problem.

@skellyo: Which retailer has it in stock? And, is it the RTR version or the pro version with the upgraded goodies?

BP-Revo 03.05.2007 07:42 PM

The only one that is out is the Pro Version thats 80% assembled with all the goodies and no engine or electronics.

I'd like to know this retailer as well :)

BrianG 03.05.2007 07:47 PM

Well, I was asked not to say anything about the retailer, but I will say I ordered mine today! Mwa ha ha ha! :017:

jnev 03.05.2007 10:50 PM

Sounds very cool. All this talk about it make me want to buy one. Maybe after my buggy is finshed and the prices drop a little. :027:

BrianG 03.05.2007 10:55 PM

Well, but the time you do get around to getting one, it sounds like they'll be a few converted already and you can learn from our mistakes. :) Not to mention that you can "borrow" ideas that you like...

BP-Revo 03.05.2007 11:55 PM

Someone needs to read Serum's signature... :028:

BrianG 03.06.2007 12:24 AM

Hey, I can't help it if I'm happy! ;)

BrianG 03.11.2007 11:14 PM

What motor would be a good match for the CRT.5? I already have the MM ESC, so I want to use a 2-pole motor. I plan on running 3s lipo, maybe 4s depending on room. I was looking at the 1920, but that's probably physically too large and way more power than I need. So, how about a 380 size motor? I want this to run cool and efficient, so I am shying away from the Feigaos. But the LMTs (was thinking the 15xx series) are tough to get. What else is good?

skellyo 03.11.2007 11:19 PM

How about a Lehner Basic 3100? Quite small and good efficiency and power.

BP-Revo 03.11.2007 11:21 PM

I'm going to run a 1530 (going to have Mike get one for me). I'm going to have him order one soon as I get the money, so hopefully it will be here when I have the money to complete the rest of the project.

See if Mike can get a 1530 for you.

I really don't know what other motor to run besides a 15 series LMT or a full blown 540 sized motor.

glassdoctor 03.11.2007 11:41 PM

Hey, Brian... have you checked on the status of your CRT.5?

HH guys said that only 18 of these made it to the US so far, and hobby haven has 4 of them!! 2 last week and 2 this week....

It pays to be one of the biggest volume stores in the US... @$3 mil/yr.

Also, a small side note... these early kits have bad orings in the diffs and they leak bad. Ofna is shipping out replacement orings for them...

I got to see one last week... they are cool. They look really small next to a truggy. :D They are about the size of a 1/10 buggy with a short wheelbase.

A MM and a 380c on lipo would look great in there....

BrianG 03.11.2007 11:43 PM

I really wouldn't mind a 540 motor... if it'll fit. For this project, I'm going with the layout with the motor on one side and the batts on the other. That'll leave me more room on top for the electronics.

Another thing; does anyone know what the spur pitch is? I wonder if there is a Delrin spur that will even work. At worst, I can simply use the stock clutchbell and have someone make a pinion.

glassdoctor 03.11.2007 11:48 PM

Not sure about the gears.. I would have checked the manual but didn't think about that.

A MM 540 would fit fine too... I was jsut thinking that the 380c are a bit lighter and smaller that's all. A lehner basic would kick butt too...

I would do a MM system if a guys already has that. No need to go with a different motor really unless you have one or want to be different...

BrianG 03.11.2007 11:51 PM

Quote:

Originally Posted by glassdoctor
Hey, Brian... have you checked on the status of your CRT.5?

HH guys said that only 18 of these made it to the US so far, and hobby haven has 4 of them!! 2 last week and 2 this week....

It pays to be one of the biggest volume stores in the US... @$3 mil/yr.

Yeah, I'm kinda mad about that. I ordered it online Monday and I called on Wednesday to find out what the holdup was. The shipping dept was closed, but I left a message. I called again Friday and the shipping guy had to look around for the order and then found out they had a question so they didn't ship it on Wednesday. They just wanted to know if my address was correct! They said they called me, but that's a lie since my phone is on 24/7 for work purposes. ARRRGGG! And they actually sold their last one on Friday! I was a little miffed to say the least. So now, I'm the first on their waiting list.

I had actually called HH and they said the ones they were getting were already spoken for, that's why I ordered online.

I guess it's OK that I have to wait, but I'm still a little mad about the whole thing.

Anyway, I looked at the Jammin website and they don't have an online version of the manual yet. As to the motor; now that I have firsthand experience at how nice a good motor is (the Neu), I don't want to use the lower-end stuff. :) I guess I'm just spoiled now. But, I might just use a 4600 motor and see how that works for now, unless CC comes out with the elusive Neu fix...

BP-Revo 03.11.2007 11:57 PM

Wow thats quite lame.

I'm hoping the pitch is something common like 32 (M.08) though.


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