All:
I am not trying to write a how to thread here, but instead I am publishing the notes I took getting ready to do this repair. I hope this serves as a reference to others to help jump start their project.
Here is a list of the threads about replacing pinon seals and placed them here to help other find them. I have also added other links with good info too. I hope this helps someone.
Replaced front pinion seal today - https://forum.ih8mud.com/threads/replaced-front-pinion-seal-today.604263/
pinion seal repair question - https://forum.ih8mud.com/threads/pinion-seal-repair-question.1192969/
Rear pinion seal replacement - https://forum.ih8mud.com/threads/rear-pinion-seal-replacement.645317/
pinion still leaking - https://forum.ih8mud.com/threads/pinion-still-leaking.160020/
Seal
Marlin Crawler Heavy Duty Pinion Seal - Early - 1997 4x/5x/6x/7x/8x w/factory 27 Spline Pinion (PN38035MA) - https://cruiserteq.com/marlin-crawler-heavy-duty-pinion-seal-early-1997-4x-5x-6x-7x-8x-w-factory-27-spline-pinion-pn38035ma/ (I have a '93)
Marlin EcoSeal Pinion Seal for 9.5" FZJ80 Axle - https://forum.ih8mud.com/threads/marlin-ecoseal-pinion-seal-for-9-5-fzj80-axle.1097482/
factory Toyota seal, part number 90311-38047
1984-2003 Toyota Seal 90311-38047 | Toyota Parts - https://toyotaparts.mcgeorgetoyota.com/oem-parts/toyota-seal-9031138047
New Yoke
Cruiser Outfitters - http://www.cruiseroutfitters.com/lock_pinion_flanges.html
bought part - great people said to count the number of turn off and then count the same number of turns back on and then a little more for pre-load.
Flange, Pinion, 90-98 FJ80 FZJ80 HDJ80 HZJ80 Front - https://www.fjparts.com/flange-pinion-90-98-fj80-fzj80-hdj80-hzj80-front-p-1905.html
41204-35040 flange shaft
Speedi-sleeve option:
speedy sleeve from mcMaster-Carr need 38MM?
McMaster-Carr - https://www.mcmaster.com/speedi-sleeves/
38mm is 1.49606 inches
McMaster-Carr - https://www.mcmaster.com/5187T17/ diameter ranges 1.497-1.503 Max delta is 7 thousands
https://www.skf.com/binaries/pub12/...1337_2-EN-SKF-Speedi-Sleeve_tcm_12-128020.pdf
Also the drain and fill plugs have one time use crush washers
Aluminum Crush Washer Drain Plug - https://forum.ih8mud.com/threads/aluminum-crush-washer-drain-plug.908230/#post-10186777
Here is a set from Amazon
Amazon product ASIN B07CJHTDVV
U-joint, because why not? You already have the drive shaft off
how to replace the u-joints in your 80 - https://forum.ih8mud.com/threads/how-to-replace-the-u-joints-in-your-80.72157/
I am not trying to write a how to thread here, but instead I am publishing the notes I took getting ready to do this repair. I hope this serves as a reference to others to help jump start their project.
Here is a list of the threads about replacing pinon seals and placed them here to help other find them. I have also added other links with good info too. I hope this helps someone.
Replaced front pinion seal today - https://forum.ih8mud.com/threads/replaced-front-pinion-seal-today.604263/
pinion seal repair question - https://forum.ih8mud.com/threads/pinion-seal-repair-question.1192969/
Rear pinion seal replacement - https://forum.ih8mud.com/threads/rear-pinion-seal-replacement.645317/
pinion still leaking - https://forum.ih8mud.com/threads/pinion-still-leaking.160020/
Seal
Marlin Crawler Heavy Duty Pinion Seal - Early - 1997 4x/5x/6x/7x/8x w/factory 27 Spline Pinion (PN38035MA) - https://cruiserteq.com/marlin-crawler-heavy-duty-pinion-seal-early-1997-4x-5x-6x-7x-8x-w-factory-27-spline-pinion-pn38035ma/ (I have a '93)
Marlin EcoSeal Pinion Seal for 9.5" FZJ80 Axle - https://forum.ih8mud.com/threads/marlin-ecoseal-pinion-seal-for-9-5-fzj80-axle.1097482/
factory Toyota seal, part number 90311-38047
1984-2003 Toyota Seal 90311-38047 | Toyota Parts - https://toyotaparts.mcgeorgetoyota.com/oem-parts/toyota-seal-9031138047
New Yoke
Cruiser Outfitters - http://www.cruiseroutfitters.com/lock_pinion_flanges.html
bought part - great people said to count the number of turn off and then count the same number of turns back on and then a little more for pre-load.
Flange, Pinion, 90-98 FJ80 FZJ80 HDJ80 HZJ80 Front - https://www.fjparts.com/flange-pinion-90-98-fj80-fzj80-hdj80-hzj80-front-p-1905.html
41204-35040 flange shaft
Speedi-sleeve option:
speedy sleeve from mcMaster-Carr need 38MM?
McMaster-Carr - https://www.mcmaster.com/speedi-sleeves/
38mm is 1.49606 inches
McMaster-Carr - https://www.mcmaster.com/5187T17/ diameter ranges 1.497-1.503 Max delta is 7 thousands
https://www.skf.com/binaries/pub12/...1337_2-EN-SKF-Speedi-Sleeve_tcm_12-128020.pdf
Also the drain and fill plugs have one time use crush washers
Aluminum Crush Washer Drain Plug - https://forum.ih8mud.com/threads/aluminum-crush-washer-drain-plug.908230/#post-10186777
Here is a set from Amazon
Amazon product ASIN B07CJHTDVV
U-joint, because why not? You already have the drive shaft off
how to replace the u-joints in your 80 - https://forum.ih8mud.com/threads/how-to-replace-the-u-joints-in-your-80.72157/
