Re: 8.75 Axle End Play

[Jimmy Peavy <peaver63@xxxxxxxxxxxxxx>]

Cut 1/8" off the end of  one axle.

  Jimmy

Bill wrote:
> I'll try to answer all questions & I apologize if I miss one...
>
> I'm swapping pumpkins. The new one is a #9 case (2891489) 3.23 ratio.
>
> The axles match the housing. It was a 2.93 open 'X' case.
>
> I have no idea if the end-play was adjusted properly in the rear. I
> just pulled it apart.
>
> This is not a tapered axle...it has the adjustable right side bearing.
>
> I did not look at or add any metal shims. They go between the backing
> plate and housing...correct?
>
> I've heard horror stories about Green bearing use on the street. I've
> heard they are not for street use as they don't take side stress
> (cornering) well.
>
> OK...to attempt to re-clarify- When I bolt in the axles and follow the
> adjustment procedure in the FSM, (backing the adjuster off until it's
> even with the face of the mounting flange) I have no slack in the axle
> (no end play movement).
>
> If I SOMEHOW determine that it's a thrust block problem, then what the
> hell do I do about it? Can I add shims to the axle housing ends to
> create my end play? What does this thrust block look like? IS the
> block in a SG rear thicker than an open rear? Are the SG axles somehow
> shorter that open axles? (I seem to remember a discussion about this)
>
> Gary (mopar413)-Are referring to the metal shims as spacers?
>
> I pulled this from the link posted earlier...
> http://www.autohobbydigest.com/8_75.html
>
> "Any 8-3/4" center section may be interchanged for another as an
> entire assembly except for a thrust block difference of non-Suregrip
> units built before 1964.
>
> there was a slight dimensional change in axle shaft length when the
> Sure Grip design changed. If interchanging axles with the slight
> difference, the threaded end play adjustment can be used to
> accommodate it."
>
> My axle is a 65. Car was built in May of 65. When did this wonderful
> "slight dimensional change" take place and what was it???
>
> ????????????????????????????????????????
>
>   


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