Wow! Differential blow out! Only had the limitless one week!

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Eastbaychris510

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Arrma RC's
  1. Limitless
Wow! I’ve only had to limit less for one week, and drove it may be 10 times max. And I’m only running Mamba Monster X, with a 6s Arrma motor. I was going to put some time and effort in this one.... but now... I may not even rebuild it... Arrma tough my A&$!
 

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wow! that thing got insanely hot.. my guess would be there was alot of chicken legging going on, to thin of diff oil... gears got super hot and the rest was history...
 
Wow! I’ve only had to limit less for one week, and drove it may be 10 times max. And I’m only running Mamba Monster X, with a 6s Arrma motor. I was going to put some time and effort in this one.... but now... I may not even rebuild it... Arrma tough my A&$!
You let it get too hot. Do you have a temp gun? Arrma isn't perfect but it's plenty tough. It's just not idiot proof. I think 6S may be more than you can handle if you're not checking temps with a speed runner. How much do you want for it?
 
It’s been said that Arrma doesn’t always fill up their diff with enough oil.

Insufficient oil + plastic diff cup = kaboom.
 
Lol what's chicken legging?


lol.. not posi... chicken legger is a term used for open diffs.. (this is why we add thicker fluid to make it transfer power more evenly like a posi or a locker...in easier terms..one tire burning out while the other barely spins.. planetary gears are whipping up rpm and making heat.. then meltage ensues...?
 
How much you want for it? ?
I was mad... I’m going to rebuild it!
lol.. not posi... chicken legger is a term used for open diffs.. (this is why we add thicker fluid to make it transfer power more evenly like a posi or a locker...in easier terms..one tire burning out while the other barely spins.. planetary gears are whipping up rpm and making heat.. then meltage ensues...?
What weight oil do you put in the front? 100k?
 
Well looks like something seized and eventually broke. Arrma isn't the best when it comes to RTR or building cars in my opinion. I brought a Talion and the front differential was leaking from the factory. I recommend always doing a tear down of the internals and putting your own fluids and grease inside.
 
Off topic...

Some of you older guys might remember the smell of the Ford friction additive we use to add to our diffs? Stank of sh!t but damn that stuff worked great! I remember some guys couldn’t stand the smell so they use to throw in an entire banana in their diffs as a friction additive lmao
 
I’m just doing a few speed runs at a time... then letting it cool down... obviously not enough. ??


well, if your speed running it then there is no reason to steer constantly.. i would go as much wieght as possible...bare minumum 100k.. ?
 
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