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-   -   New hi-speed project (https://www.rc-monster.com/forum/showthread.php?t=9183)

BrianG 09.15.2008 07:56 PM

Yeah, I'm referring to the nitro. :smile: I'm sure they can be fast and powerful, I just don't like 'em.

speedracer1129 09.15.2008 07:59 PM

I played with them for 2 many years. I have no interest for them anymore either!!

BrianG 09.19.2008 12:09 AM

I'm thinking of putting this project on the market. Kinda need a little extra cash and this is just sitting around just collecting dust. I still don't have lipos for it, and don't know when/if I will. I've only run it in the basement for about 20-30 seconds. Everything would go as-is minus the receiver, plus whatever extra parts I have. So, just testing the waters here to see if there would be any interest. It's not technically for sale yet, but may soon be depending on how many PMs I get...

killajb 09.19.2008 07:34 AM

How funny..! PM me with a price please..:mdr:

BrianG 09.19.2008 10:08 AM

PM sent.

BrianG 09.29.2008 04:21 PM

killajb was nice enough to send me the couplers (with shocks still attached!), but sadly, they are too small in diameter to fit over the shock bodies. I'll still use them in a future project, but I was just thinking of this when the solution hit me - and it was so simple, I had to laugh at my stupidity. I'll just get a couple of those spring top bushings, and glue two together - the parts in the top right corner of this pic:

http://www.nitrohouse.com/catalog/images/mugc0588.jpg

The GTP uses threaded bodies so it doesn't have those, but the ones from the Mugen (or any other similar vehicle) should work just fine as long as the diameter is right...

BrianG 11.20.2008 01:40 AM

Well, I ran the GTP today for a little while in a parking lot and I have to say WOW! It's so fast it is hard to control. So easy to break the tires loose to drift it's ridiculous.

Everything was working fine until one of the rear tires exploded. The flapping rubber literally tore my Hercules BEC off the chassis (breaking the zip tie). Not only that, but it actually ripped the heatshrink off the BEC! Luckily (and surprisingly), there's only a little scratch on the BEC output capacitor. Still works despite being manhandled and then thrown ~20ft away. Tough little buggers.

Also, I found that I stripped 1st gear spur. Seems the motor was not meshed perfectly or the mount was not as tight as I thought. So, I gotta replace that. Not too bad for a day out. :smile:

Going fast is fun, but it's just too uncontrollable. I'm seriously thinking of redoing it to run on 6s and going to motor braking (and going to single-speed setup). Should lighten it up a bit by using a smaller battery tray, smaller pack, and removing the brake servo/linkage/mount.

lincpimp 11.20.2008 01:44 AM

Hmmm, I will swap ypu the single speed setup (brand new) for your 2 speed...

I can include both steel and plastic 51t spurs...

BrianG 11.20.2008 01:47 AM

I'm still thinking about it, but that sounds like something I'll do. It's gonna be a week or two before I get the replacement spur, but I can include the RCM dual speed pinion as well...

lincpimp 11.20.2008 01:57 AM

Quote:

Originally Posted by BrianG (Post 234304)
I'm still thinking about it, but that sounds like something I'll do. It's gonna be a week or two before I get the replacement spur, but I can include the RCM dual speed pinion as well...

No prob just let me know.

I run a single speed in my gtp with a kb 45 8l and it does fine. I use the plastic spur, very quiet. Plus it hadles the torque of the kb just fine. It is geared to do 50+ and never has any issues, even with a MM on 4s. I have another gtp which is brand new, but i would like to run a 2 speed on it.

JERRY2KONE 11.20.2008 02:29 AM

A Fun Day.
 
Hey there BG it sounds like you had a little bit of a fun day. We all know that breaking stuff is just part of the madness. At least you know how to fix things when it breaks. A lot fo people in this hobby get into it thinking that it is just flat out play time until something breaks on them. It is cool to see you excited about your new toy. Something different, Right???

Arct1k 11.20.2008 09:09 AM

BG you can also pick up a spool on ebay for next to nothing - the two speed kit sells for a fortune...

BL_RV0 11.20.2008 07:38 PM

I can't find any spools on ebay. Do you have a link?

lutach 11.20.2008 09:02 PM

Quote:

Originally Posted by BL_RV0 (Post 234505)
I can't find any spools on ebay. Do you have a link?

I guess I bought them all lol. Ofna's part number is 33020. http://www3.towerhobbies.com/cgi-bin...&I=LXBZN2&P=SM or http://www.nitrohouse.com/parts,_ultra_gtp.htm.

BrianG 11.21.2008 12:05 AM

Well, I did a little shopping today and found that the single speed unit is only like $20, while the 2 speed is around $90! So, I just ordered the single speed along with a few other parts.

I have decided too; I am going to downgrade this to 5s, motor brake, single speed. So, I'll have a few FS items in a few minutes.

Bad news too. I noticed that the HV-110 has a blown cap. The top is popped and the insides are hanging out. None of the others are even puffed, so I wonder if it was just weak to begin with. Anyway, looks like Castle will be getting a package in a few days.

The going fast thing was sorta fun, but no reverse is a PITA and there was just too much power.


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