How-To: LS Rear Main Seal Replacement

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  • Опубліковано 29 сер 2024

КОМЕНТАРІ • 58

  • @HTMR
    @HTMR  3 роки тому +3

    Eastwood torque wrenches - www.howtomotorcyclerepair.com/eastwoodtorquewrench
    Rear cover gasket & seal - amzn.to/2HGYCSA
    LS barbell - amzn.to/2HCyica
    3D printer - amzn.to/2HGYO4g

  • @LSXperts72
    @LSXperts72 3 роки тому +18

    Crazy how I’ve installed hundreds of these and I’ve never used the tool and they’ve never leaked

    • @brianross4057
      @brianross4057 3 роки тому +7

      Yep, you don't need it if you put the seal in the cover and then slip it on, it centers itself. The front seal is a different story though.

    • @yungtooli
      @yungtooli 3 роки тому +1

      @@brianross4057 oh okay good. wonder why a lot of people buy the new cover and take the preinstalled seal out just to install it using the tool

    • @brianross4057
      @brianross4057 3 роки тому +3

      @@yungtooli That's crazy taking the already installed seal out just to have to reinstall it again, because it centre's itself naturally over the crank flange whereas the front seal doesn't have anything to center on so yeah I would use the tool in that case.

    • @h82crash
      @h82crash 2 роки тому +1

      Yeah, I think it's funny. This process indicates you either have perfect alignment with the crank or the bottom of the block, but not both? It seems if the cover is even with the bottom of the block, it should be engineered to be centered with the crank. Just thinking out loud. Anyone with a moderate understanding of how this should get a good seal should be able to do this without the centering tool.

    • @eldianmolina4920
      @eldianmolina4920 2 роки тому

      @@brianross4057 not exactly ive had to do it ttwo tranny drops going for third either its unlined without the tool or the barbell or galley plug is messed up

  • @StraightLineCycles
    @StraightLineCycles 3 роки тому +1

    I like how you cover the details, i just go for time-lapse, but i like how you do your editing

  • @ratimpy792
    @ratimpy792 3 роки тому +9

    Can you post Stl link?

  • @bobbuilder-wo9tv
    @bobbuilder-wo9tv 2 місяці тому

    Like butter good job

  • @realrayra
    @realrayra 2 роки тому +5

    pssst you everted the seal when you put it on. That lip is supposed to protrude towards the front of the motor not towards the flywheel mating surface. Should have lubed it a bit and twisted it onto the crank surface so it was oriented correctly, before you drove it into the cover.

  • @timsullivan9135
    @timsullivan9135 2 роки тому +2

    Put the bolts in and lets go, I done these lying on my back engine in the truck none of that worry no problems no leaks..

  • @puppetmasterblaster
    @puppetmasterblaster 3 роки тому +8

    GM updated the rear cover and they come with the seal installed, upgraded bigger bolts- and no need to fart around with special "3D printed" tools, just order GM part no 12639250 on amazon

  • @jimmypage4162
    @jimmypage4162 2 роки тому

    Well done sir. Very nice only thing I wished you mentioned was your preferred
    Technique on oil pan to rear cover bolts. The long ones you only torque to like 9ft lbs… before/after centering crank with a rotation/torquing rear cover bolts…let me know! Either way very nicely executed tutorial.

  • @mrmrwilem4789
    @mrmrwilem4789 3 роки тому +3

    Sure would have been nice to have an stl file for the tool.

  • @danielboyd9507
    @danielboyd9507 3 роки тому +1

    Or install gasket in plate and install plate

  • @LanderYomismo
    @LanderYomismo 3 роки тому

    The best videos 💪

  • @tomrund2947
    @tomrund2947 2 роки тому

    Great video, would you have a link to the cad file? Thanks

  • @shakes7333
    @shakes7333 Рік тому

    The white mark on the seal indicates "this side out"

  • @chuck123444
    @chuck123444 7 місяців тому

    The alignment tool I bought has a tiny hair of movement on the crank and cover. Is that okay or will it cause a potential slight misalignment?

    • @jr8958
      @jr8958 5 місяців тому

      you dont need an alignment tool Just get the seal on the crank and make sure the cover is flat against the oil pan

  • @DELTRANIO99
    @DELTRANIO99 Рік тому

    Great Vid BTW what is the dumbell thing for or do ?

    • @HTMR
      @HTMR  Рік тому

      Diverts oil.

  • @davidwoodard1538
    @davidwoodard1538 8 місяців тому

    By any chance could I get a copy of ur tool g code file and ur printer settings Ive got a ender 3 V2 pro had it about a year but never printed due to not having skills but kinda have no other choice but to learn bc my trans rebuild has taken savings and vacation days away just about n gotta get this seal n trans done so i get rolling again. Please n thank u

  • @trendkilla254
    @trendkilla254 10 місяців тому

    so no link to the STL?

  • @1FishinAddict
    @1FishinAddict 2 роки тому

    Got a thingniverse link to your seal tool ?

  • @davidcunningham00
    @davidcunningham00 Рік тому

    Could I get that file for the 3d center, I have a 3d printer

  • @dylanmunoz2360
    @dylanmunoz2360 2 роки тому

    Do you still have the cad file for your tool?

  • @stephenufkin6236
    @stephenufkin6236 3 роки тому +2

    I’m no mechanic, but why can’t you just put the seal in the plate and then install onto the block,won’t the seal center it instead of your printed tool?

    • @HTMR
      @HTMR  3 роки тому +1

      The seal lip is too soft and won't accurately locate it. People have done that method with leaks as a result.

    • @Avalanche2
      @Avalanche2 3 роки тому +6

      You can do it without the tool, the seal alignment tools are not necessary and really just a way to separate the tool collectors from their $.

    • @TheLuckyone760
      @TheLuckyone760 2 роки тому +1

      @@HTMR Nope. I've done it this way on 4 builds and zero leaks. Where did you get your information from?

    • @TheLuckyone760
      @TheLuckyone760 2 роки тому +1

      @@Avalanche2 100% F-ing percent!

    • @alvaroarana6424
      @alvaroarana6424 Рік тому

      @@TheLuckyone760 Zero leaks at the beginning, but will leak way down the road.

  • @huylo100500
    @huylo100500 3 роки тому +2

    Hi! Could you please share your tool dimensions so I could also 3d-print it? Thanks in advance!

    • @wettosixecho
      @wettosixecho 3 роки тому +1

      welp looks like i cant have it either

    • @pawpatina
      @pawpatina Рік тому

      @@sheldonholland found it!

  • @macmcmillen7425
    @macmcmillen7425 3 роки тому

    Cool video. What CAD program did you use?

    • @HTMR
      @HTMR  3 роки тому +1

      Pro E / Creo / PTC - whatever name it goes by today.

  • @CharlesForry
    @CharlesForry 2 роки тому +1

    can you tell me the specs of that 3D spacer? Thanks!

  • @Alan-bi2qn
    @Alan-bi2qn Рік тому

    What's the cost

  • @dr.mickmahan809
    @dr.mickmahan809 Рік тому +1

    Oh, I'll just go get a 3D printer. Then learn CAD.

    • @HTMR
      @HTMR  Рік тому

      Thinking of coming up with a 3d print/CAD course. Would you be interested?

  • @tylergray6308
    @tylergray6308 11 місяців тому

    The tool is $16.

  • @scottschrupp4195
    @scottschrupp4195 2 роки тому

    would you sell me a install tool you made for LS rear seal?

  • @andrewallen8764
    @andrewallen8764 2 роки тому

    Why are you taking it out

  • @gadgetdeez7069
    @gadgetdeez7069 Рік тому +4

    You're 100% wasting EVERYONE's time here messing with all this unnecessary BS..
    Put the friggin pan on. Torque it to the block, 18Lb/Ft. Dab rtv in the corner of the block/pan. put cover on with gasket. put all the bolts in but only start them. the 2 bolts nearest the oil pan that go into the block, turn them with a ratchet just until the ratchet offers resistance. YOU DO NOT WANT IT TIGHT.. then go to the pan and tighten the 2 bolts that hold the cover to the pan. you will see it suck up to the pan which is perfectly flat with the block.. idea is to tighten it up just like you would an intake manifold on a V8. 2 bolts on cover, then 2 bolts on the pan until the bolts get tight. now go back and tighten the rest of the cover bolts.
    I don't care about this little circus that you're doing, it will result in leaks.. and if you do the same thing in the front and the bottom is not 100% flush with the block, you WILL break your pan or you'll have a leak.
    Oh and HAMMERING in your barbell with a dry o-ring was a real nice touch. Hope you didn't cut that o-ring and send that shit through your engine to plug a bearing orifice or lifter somewhere. LOL Push those in gently by hand.. If you cant, then it's not lubed or something is wrong.
    Stick to knitting.

  • @jzxtrd337
    @jzxtrd337 2 роки тому

    How GM how? how do balls up a design this bad?

    • @HTMR
      @HTMR  2 роки тому

      I actually think it is a good design. Seals nice.

  • @lopezobrador5111
    @lopezobrador5111 2 роки тому

    Great, now all i need is a printer ,🤨

  • @hoesssaaayyymyname5734
    @hoesssaaayyymyname5734 Рік тому

    Did that have pistion in it because you spun it like butter

    • @HTMR
      @HTMR  Рік тому +1

      Crank only I think at this point.