<VV> Axle shafts

[Hugo Miller]

It's a 64 convertible. The play is up & down when you grab the axle 
shaft. No play on the left but too much on the right. Surprisingly it's 
not leaking oil. Maybe it already all leaked out? ;)

On 2020-03-03 20:32, Charles Sadek wrote:
> This is an early, right? A 64? The big castellated nut holds the axle 
> part
> of the u-joint yoke to the axle. Yes, splines do wear and it is 
> possible for
> that to need work. That yoke via a U-joint attaches to a 
> corresponding yoke
> and splines that enter the differential and slide in and out., There 
> is no
> retaining nut on an early. So, is the play rotational or just loose 
> between
> the axle and the yoke or is it the differential side that slides in 
> and out
> (which is normal)? The Late Model (LM) has a (geared) nut inside the
> differential evidenced by a 9/16th bolt head in the center of that 
> yoke
> (that you can see). That is not the case in an early model. The yoke 
> is not
> captured in an early while it is in a LM.
> I am not clear at all about the big nut holding bearings.. I don't' 
> get that
> at all. Or understand where those bearings are. Look at your 64 
> manual
> again. Or any early model manual from GM. Do not trust the odd ball 
> non-GM
> manuals, unless from CORSA, Bob Helt or a few other select authors 
> who are
> CORSA members.
>
> -----Original Message-----
> From: VirtualVairs [mailto:virtualvairs-bounces at corvair.org] On 
> Behalf Of
> Hugo Miller via VirtualVairs
> Sent: Tuesday, March 3, 2020 8:12 PM
> To: Virtual Vairs
> Subject: <VV> Axle shafts
>
> I posted here yesterday about having play in my right side axle shaft
> flange/yoke where it comes out of the diff. No responses yet, so I 
> had a
> peek at the book. There is of course a big castellated nut thingy 
> behind
> the yoke which in theory I might try & tighten. But I gather that
> actually retains the differential bearings. so a) if there is any 
> play
> in those bearings, something pretty nasty must have happened to cause
> it, and b) if there is any slack on one side, you should be able to 
> feel
> it on the other side also, as the whole diff carrier will rock.
> I haven't been underneath to try tightening that castellated nut yet,
> as I suppose I should do if only to eliminate it, but assuming that 
> it's
> NOT that, what other possible causes might there be? Play in the
> differential gears in the diff carrier? Play in the output yoke 
> splines
> into the differential gear? It seems unlikely that there would be 
> wear
> in either of these places, since there is not a lot of movement there 
> in
> the parts relative to one another. On the other hand, there is no 
> noise
> coming from the diff, and no oil leaking out of it.
> Anybody had any experience of wear and/or play in these locations?
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