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#1511052 07/29/2023 3:05 PM
Joined: Feb 2021
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'Bolter
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I take that if there is any play in this pin the entire carrier will have to be replaced. 1/2 ton 1957.
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IMG_20230727_102341.jpg (219.6 KB, 72 downloads)

sub57 #1511053 07/29/2023 3:16 PM
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Kettle Custodian (pot stirrer)
Kettle Custodian (pot stirrer)
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Not enough information- - - -is the pin worn, or is the hole egg shaped? It would be possible for a really good machinist to line ream the carrier and press sleeves into it, but it would be cheaper to just buy another carrier. Back when automatic transmission "shift kits" were popular with people who didn't know any better, I saw several carriers with the pin hole worn oval by 1/8" or more. There was a good reason for the wear, which isn't really important to this thread, but it was a direct result of altering the transmission shift strategy.
Jerry


"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
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sub57 #1511055 07/29/2023 3:26 PM
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'Bolter
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Let me get a better picture. Are pins available new like the bolt or is it a matter of finding them somewhere nos.

sub57 #1511057 07/29/2023 3:32 PM
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Kettle Custodian (pot stirrer)
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Try browsing Ebay for a new, or good condition used pin. The first thing to do is remove the pin and do some measuring with a micrometer- - - -NOT a dial or digital caliper. More than a few thousandths wear where it rides in the carrier is problematic. Once the pin starts hammering itself back and forth as the drive wheels encounter rough road surfaces, potholes, etc., the hardened pin will wear the softer metal of the carrier pretty quickly. Also measure the holes in the carrier for oval wear with a spring loaded expanding hole gauge.
Jerry


"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!
sub57 #1511083 07/29/2023 5:30 PM
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ODSS Lawman
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Correct me if I am wrong, but isn't the pin held in place with a bolt? Or is that older vintages?


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SWEET #1511110 07/29/2023 8:33 PM
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'Bolter
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It is held in place with a bolt. In this case the axle shaft spacer seems to have play up and down and side to side. Have located new pin and block, will check the differential case holes. The side and pinion gears look ok. This is a napco conversion but I don't think that makes any difference. There a pic of the spacer block and pin,carrier old and new pinion. Don't get why this spacer has so much play. By looking at the date on the ring gear I think someone was in the old girls rump before. We have had the truck since1974 so it was before that date. The wear on the ring and pinion look good and the side gears and pinion gears are good.
Attachments
IMG_20230801_132056.jpg (220.03 KB, 13 downloads)
IMG_20230801_132837.jpg (216.11 KB, 13 downloads)
IMG_20230801_134038.jpg (187.33 KB, 13 downloads)
IMG_20230801_134240.jpg (158.26 KB, 13 downloads)

Last edited by sub57; 08/01/2023 9:32 PM.

Moderated by  Dusty53, SWEET 

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