Re: Drive Shaft Balance Issues

From: Josh Battles (josh@omg-stfu.com)
Date: Wed Oct 13 2004 - 00:39:52 EDT


Terrible Tom wrote:

>
> Thought occured to me at work, when discussing U-joints and drive
> shafts. I did not take careful note of how the drive shafts were
> reinstalled in Christine. I neglected to mark them properly when I took
> them out - inorder to reinstall them the way they were. How serious is
> this? Attempting to answer my own question - I will say that its
> serious because if the drive shaft is not in balance, it will vibrate
> while spinning and cause premature U-joint failure - correct? Two
> questions that follow that. I put a couple small dents in the shaft in
> the process of U-joint swapping. How serious is that to the balance of
> the shaft? Also - Are you supposed to "spring" the yolks, to set the
> U-joints? I noticed a few of the joints moved very freely - while a
> couple others felt a little stiff.
>
> Should I have the shaft balanced? I dont remember seeing any weights on
> the shaft if that matters at all.

It shouldn't matter how you put it in there. The shaft is balanced by
itself so you should be able to just bolt it up and go. I've never had
any issues doing this before. Besides, if you were to get any
vibrations from an unbalanced shaft, they'd become apparent pretty quickly.

-- 
- Josh
Lowered 2000 Dakota CC 3.9L
Above Statement Not True    ^^^^^
www.omg-stfu.com



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