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Bottom chaincase bolt (again)

I just finished assemblying my chaincase after the extrovert install.
(Without the bolt..)

Is there any reason to get a new bolt? Will it do any harm to run without it?

I guess since almost every Nytro runs on a broken bolt it should'nt be a prolem? Better to have the broken piece removed, and run without?

Or what are your thoughts on this?
 

Dimebag said:
I just finished assemblying my chaincase after the extrovert install.
(Without the bolt..)

Is there any reason to get a new bolt? Will it do any harm to run without it?

I guess since almost every Nytro runs on a broken bolt it should'nt be a prolem? Better to have the broken piece removed, and run without?

Or what are your thoughts on this?



Here is a pic from a post Ulmer put up, very well done, I had mine apart and bolt was fine, I'm guessing when the bolt breaks the spring flange runs against the cover?? Spring holds everything else in place?



http://www.ty4stroke.com/viewtopic.php? ... track+swap
 

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I think it's so easy why not make the bolt right? Correct me if I am wrong but besides the broken bolt rolling around in the collar (if it isn't removed) creating metal shavings? Also isn't the spring loaded collar pressing against the outer chaincase cover with the bolt out? It seems like I had to press the collar in to get the bolt started. Not saying it don't/won't last but I like it right for my piece of mind!
 
mytro .. that's what i figured out also. Im running without it.. Why put back a bolt that is gonna break ?

There was no problem assembling the chaincase without the bolt so i can't see the problem..

Hoping someone will chime in if im totally wrong...

enticeraised: Sounds good! ;)!
 
It's not too much of a concern because of the bearing (#13) that the colloar rides against, which basically traps the collar and broken bolt.
 

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Dosen't that bolt set your chain alignment?? That is why you always tighten the chain case side first then the speedo drive side. I do know on other brands if you tighten your speedo side FIRST and then your chain case side your chain may not run true and spit the chain----ask me how I know!!!
 
STAIN said:
Dosen't that bolt set your chain alignment?? That is why you always tighten the chain case side first then the speedo drive side. I do know on other brands if you tighten your speedo side FIRST and then your chain case side your chain may not run true and spit the chain----ask me how I know!!!

No, once the chaincase is assembled the bottom sprocket is held in place by the springs tension pushing on the parts in between. You are correct in procedure though. Always assemble and tighten right side before locking bearing on speedo side.
 
So the bolt would not be needed for reverse chaincase only. If you have no reverese then you better put the bolt in---correct?
 
Roest said:
STAIN said:
Dosen't that bolt set your chain alignment?? That is why you always tighten the chain case side first then the speedo drive side. I do know on other brands if you tighten your speedo side FIRST and then your chain case side your chain may not run true and spit the chain----ask me how I know!!!

No, once the chaincase is assembled the bottom sprocket is held in place by the springs tension pushing on the parts in between. You are correct in procedure though. Always assemble and tighten right side before locking bearing on speedo side.

I am just getting ready to do this, good thing I read that. So you fully install and bolt in the chain case side before even setting/locking speedo bearing in place? Do I just leave the bearing floating till I get the chain case side tight?
 
Anybody know if YES covers this?? Wondering if I take my sled to the dealer will they change to the updated bolt for free, or charge me if it's not broken?

Anybody try?

:yam:
 
MI Off Trail Rider said:
Anybody know if YES covers this?? Wondering if I take my sled to the dealer will they change to the updated bolt for free, or charge me if it's not broken?

Anybody try?

:yam:

If its broke take the drive axle to them and they should remove the old one and replace under warranty. I dont think they will dig into the chaincase for free just to find out if its broke.
 
Aaron Cameron said:
can you reuse the cover gasket, and is there anything to watch out for when taking cover off, flying parts etc.

Yes, gasket is reuseable. You will want to clean it off/wipe it down good before reinstalling though, and just be sure its seated correctly before you snug the cover down. The reverse idler gears have a small spring between them - it shouldn't fly out at you or anything like that, just be aware its there and don't lose it.
 


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