Try Randy at
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They are really knowledgeable, and their prices are reasonable too.
I am trying to help my BIL get his '64 PU back on the road.
> It is an original 12 bolt in a '64 PU with a built 400 SBC
> and a THM400 trans. We started out to replace a chewed ring
> and pinion. Now that we have it disassembled, the news is
> worse than we expected. We found the spiders are also shot
> and the pinions gears have eaten the carrier. There are no
> thrust washers in this one. It is a series 4 open carrier.
> There doesn't appear to be any ready new open carrier and
> spider set replacements around. My question is, other than
> this particular vehicle, where would we most likely be able
> to find a useable carrier including a new one. Or, is the
> best bet a new Auburn posi carrier we can get for about
> $328US. The answer to me is obvious since I am a proponent
> of posi's behind healthy powerplants in light vehicles but,
> again, this is for my BIL who sometimes squeezes a nickel
> until it becomes a dime.
>
> Any hel or lines on a parts source for an OEM would be
> appreciated.
>