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> Rebuild my 208,000 mile rear, or a used low mile unit?
FASTFATBOY
post Jun 15 2012, 03:27 PM
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Since the 3000 mile whipping the car got on the Power Tour and the optima Faceoff the rear end sounds like a cement mixer.

What is my best option?

I haven't torn into the rear end to inspect but will next week.

With the miles I am afraid the axles are shot, I don't think its a good idea to use "axle saver" bearings as they move the bearings inboard and stress the axle face more.

Rebuild bearing/seal kits are around $200.

The gears with those miles should be ok, would you change them?

Thanks in advance.
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Blainefab
post Jun 15 2012, 06:13 PM
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QUOTE (FASTFATBOY @ Jun 15 2012, 08:27 AM) *
Since the 3000 mile whipping the car got on the Power Tour and the optima Faceoff the rear end sounds like a cement mixer.

What is my best option?

I haven't torn into the rear end to inspect but will next week.

With the miles I am afraid the axles are shot, I don't think its a good idea to use "axle saver" bearings as they move the bearings inboard and stress the axle face more.

Rebuild bearing/seal kits are around $200.

The gears with those miles should be ok, would you change them?

Thanks in advance.



I have a 3rd/4th gen axle package available: http://www.frrax.com/rrforum/index.php?showtopic=8546 I also have axle end bearings and seals in stock.

The gears and carrier bearings will last a long time if the lube is adequate and not run low. In my experience, the first thing to go on a 10bolt is the pinion seal, then the axle end bearings and seals. I've replaced many diffs, and the carrier bearings always look OK unless the diff has been spewing and grinding chunks of metal.

Plumbing a 3/8" hose to a catch tank will go a long ways towards keeping the gear lube on the inside, too. Pull the plastic vent thing out, clean up the hole and JB weld a 1/8" NPT to 3/8" barb fitting in its place, route the hose upward so vapors condense and run back in.

This post has been edited by Blainefab: Jun 15 2012, 06:14 PM
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Posts in this topic
FASTFATBOY   Rebuild my 208,000 mile rear, or a used low mile unit?   Jun 15 2012, 03:27 PM
trackbird   If the welds on the axle tubes look ok (no cracks,...   Jun 15 2012, 03:48 PM
Blainefab   QUOTE (FASTFATBOY @ Jun 15 2012, 08:27 AM...   Jun 15 2012, 06:13 PM
FASTFATBOY   I ended up rebuilding my rear, here was the noise ...   Jul 4 2012, 02:13 PM
dailydriver   ...and that's the bearing set that everyone sa...   Jul 5 2012, 09:35 PM
FASTFATBOY   I have been fighting a leaking pinion seal since I...   Jul 17 2012, 12:31 AM
dailydriver   QUOTE (FASTFATBOY @ Jul 16 2012, 08:31 PM...   Jul 17 2012, 08:22 PM
ndtguy   QUOTE (dailydriver @ Jul 17 2012, 01:22 P...   Jul 23 2012, 02:13 AM
Blainefab   QUOTE (dailydriver @ Jul 17 2012, 01:22 P...   Jul 23 2012, 07:50 AM
StanIROCZ   Does the pinion have preload? If you grab hold of...   Jul 17 2012, 01:20 AM
FASTFATBOY   QUOTE (StanIROCZ @ Jul 17 2012, 01:20 AM)...   Jul 17 2012, 02:04 AM
StanIROCZ   Normal operating temp is likely over 200F   Jul 17 2012, 03:49 AM
BPWilliams   Yes I have a 180 deg cooling switch on mine and it...   Jul 17 2012, 12:55 PM
StanIROCZ   QUOTE (BPWilliams @ Jul 17 2012, 08:55 AM...   Jul 17 2012, 01:28 PM
FASTFATBOY   Didn't fix it, its not just leaking, its pouri...   Jul 17 2012, 02:24 PM
FASTFATBOY   I put a temp gun on the yoke and the pumpkin after...   Jul 17 2012, 05:12 PM
Blainefab   QUOTE (FASTFATBOY @ Jul 17 2012, 10:12 AM...   Jul 23 2012, 07:52 AM
FASTFATBOY   QUOTE (Blainefab @ Jul 23 2012, 07:52 AM)...   Jul 23 2012, 01:10 PM
ReEntryRacer   I go along with Alan on the use of silicone sealer...   Jul 27 2012, 05:42 AM
StanIROCZ   The factory uses pipe dope for the spine. Silicon...   Jul 27 2012, 12:12 PM
FASTFATBOY   Car is fixed as of now, has been dry for a while n...   Jul 28 2012, 12:38 AM

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