Home » *UPDATED* LIVE BLOG: Guess What Time David Finishes This Huge List Of Tasks On His eBay Jeep Project, And You’ll Win A Prize

*UPDATED* LIVE BLOG: Guess What Time David Finishes This Huge List Of Tasks On His eBay Jeep Project, And You’ll Win A Prize

12hourjeepchallenge Top

My timeline for completing my eBay WWII Jeep project means I have no choice but to get the entire drivetrain and braking system done now; this means I’m wrenching through the night tonight in an all-out offensive attack on rusty bolts, greasy bearings, and stubborn press fits. To ensure that I complete this ambitious list of tasks, I’m risking embarrassment by telling all of you everything I plan to get done before the night is done, and to make it fun: I’m going to give a prize to whoever guesses what time tonight I complete all this work.

We’re trying something new today: a LIVE wrenching-blog. This is partly to make it more fun for you, dear reader, and also to really help motivate me beyond my normal level of motivation. I have a ton of work to do, and if I have to check in hourly to give an update, I’m a lot less likely to dilly-dally. I’ve got to get stuff done.

Vidframe Min Top
Vidframe Min Bottom

Speaking of things I have to get done, my goal is to get the drivetrain and the brakes done today. This way, all I have to do is get the engine running and, theoretically, I can try to drive this thing. Here’s the list of tasks I plan to complete before I go to sleep — it’s an ambitious one, and I give myself a 50% chance of pulling it off before midnight

  1. Rebuild all drum brakes
  2. Remove and replace all 8 outer wheel bearings
  3. Remove and replace all 4 inner axle seals
  4. Remove and replace rear pinion seal
  5. Install all new brake lines
  6. Install all new brake hoses
  7. Remove and replace all kingpin bearings (check drag with pull-scale and shim appropriately)
  8. Remove and replace all kingpin seals as well as any wheel bearing seals
  9. Install rear driveshaft [UPDATE: okay, the front one.]

With this done, I should be able to stop, I should be able to steer (ish; I still have more to rebuild before I’m done, but I can use old parts in the interim), and I should be able to go if my engine runs and my transmission/transfer case rebuild turns out to have been done properly.

I know this live-blog skips a bit ahead of our latest wrenching update — which mentioned how Laurence and I had ended up in a bit of a bind when I cracked a piston. This was just after we’d rebuild the transfer case and bolted it to the rebuilt transmission. As you’ll see in these live blogs, things are a bit farther along, and I’ll come back and discuss where things stand in a future update. But I wanted to do this live-blog and issue a challenge:

Whoever can guess, within 10 minutes, when I complete the above list of tasks, will receive a prize. I don’t know exactly what the prize is, but maybe I’ll ask you about what cars you like, and maybe I’ll choose a price to best suit your tastes.

[Editor’s Note: Actually, we do know the prize! Whoever guesses the closest gets 50% off a membership or an upgrade if they’re an existing member, and what the hey, I’ll do a drawing of a car, just for you! How’s that sound? – JT]

I’ll be doing this mostly alone, with a tiny bit of help from our Video Manager, Griffin Riley (I’m going to have him pack all my bearings). I don’t plan to take any breaks aside from meals, which I’ll eat on the premises. I have all the parts I need, but there’s a chance I’ll realize halfway through that I’m missing something. I’ll do my best to wrangle something together.

 

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Otherwise, I’m just tearing apart some old axles and rebuilding their outer bits, along with their seals. Plus I’m installing brake lines and hoses and a rear driveshaft. Sounds doable, right? [wipes brow]. I’ll take any encouragement in the comments!

Rednsudivider

UPDATE 1

Up1 Axle 1

Doing rear pinion seal.

Up1 Axle 2

Cleaning the greasy yoke sucked
[3:57 PM]
But not as much as removing this seal
[3:58 PM]
Actually, my seal puller did a great job and it was really easy

UPDATE 2:

David has informed me he installed the front driveshaft, not the rear. That still counts. And he’s wisely getting a shop to put the U-joints on the rear driveshaft! – JT

 

UPDATE 3:

Brakes!

Jeep Brakes 2Jeep Brakes 1

UPDATE 4:

I’m really, really tired. I’m gonna spend 20 minutes (from 6:25 to 6:45) charging my phone and eating. Then I’m going to replace the rear axle inner seals. The old ones popped out easily with a pry bar. The new ones will hopefully not give me too much trouble, as I purchased a special installation tool like this one.

Once the inner seals are in, I’ll pop the carrier back on,  install the diff cover, and then do the rear brakes. The rear axle will then be done. Then I’ll move on to the front brakes and kingpins.

Brake lines will come after that. They’re actually not going to be particularly challenging, since they’re pre-bent and there really isn’t that much line to deal with. But fatigue is setting in early, so we’ll see what I can get done tonight before I pass out.

The goal remains to grind it out, but safety first.

UPDATE 5:

Screenshot 2026 02 26 At 7.49.05 am

Here’s me adding RTV to those pinion yoke splines after installing a new seal. Those splines are a classic spot for oil to try to wick up and out onto the floor. Not on my watch!

UPDATE 6:

Screenshot 2026 02 26 At 7.50.19 am

Looking good.

Update 7: 

Screenshot 2026 02 26 At 7.50.52 amScreenshot 2026 02 26 At 7.50.42 am

Here’s me banging a U-joint into a driveshaft only to realize:

Screenshot 2026 02 26 At 7.51.32 am

It’s actually my front driveshaft. The rear on the WWII Jeep is shorter, which is quite uncommon.

Screenshot 2026 02 26 At 7.51.43 am

Anyway, this just means I’m installing the front driveshaft today, and not the rear. That’s OK (my rear driveshaft is bent and needs a professional repair; I’m on it).

Update 8:

Screenshot 2026 02 26 At 7.52.04 amScreenshot 2026 02 26 At 7.52.14 amScreenshot 2026 02 26 At 7.52.57 amKnuckle

I started tearing down the front knuckle. Everything looks good. The thing has these super weird “Tracta” CV Joints. They’re basically these two big, strange cast iron shapes that connect the inner and outer axle shaft and provide constant-velocity action. For some reason it seems the U.S. Government specified constant velocity joints over U-joints on the WWII Jeep.

Screenshot 2026 02 26 At 8.08.28 am
Image: Willys

Screenshot 2026 02 26 At 8.11.32 am

Update 9:

Screenshot 2026 02 26 At 7.53.32 amScreenshot 2026 02 26 At 7.55.07 am

I took my rear differential carrier out, and for the first time I used this special inner bearing seal tool. With this project, time is of the essence, so I’m trying to work smarter. Normally I’d bang these seals in from the outside using a humongous extension and a bearing seal driver set, but I’m so glad I bought that tool you see above. Check this out!:

Screenshot 2026 02 26 At 7.55.17 am

I did avoid a major mistake that the previous owner made. If you look really closely, you’ll see an upside down seven on the left side of the differential housing, and you’ll also see a faint upside down seven stamped into the left bearing cap.

These bearing caps are line-bored, meaning you can’t mix up left and right caps, and you don’t want them upside down. The number (and there’s a sideways seven on the right side not shown) are there to help you get this right. As I took a photo before I took this apart, I noticed the last person in this diff had switched the caps up!

Screenshot 2026 02 26 At 7.55.30 am

Update 10:

Screenshot 2026 02 26 At 7.54.55 am

With new inner seals in, I popped the carrier back into place and sealed up that rear differential. Then I started working on the brakes. They’re incredibly basic!

Ddc9d823 391d 4f63 A1d4 1571fbeec0d7

 

This was about 2AM. To get to the other side of the car to finish its brakes and put the whole rear axle behind me, I had to use a puller to get the drum off, and this would require some strategic hammering, which at 2AM was not going to fly.

I also had to hammer out some bearing races for my wheel bearings. With little left in the tank, I turned in for the night, with much of my task-list still incomplete, but with confidence I’ll get it done the next day.

Update 11:

Let’s take advantage of having all these parts exposed to learn about CV and universal joints! And somehow, this Jeep has the weirdest one! There’s no ball bearings!

 

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UPDATE 12:

I’m rebuilding the other rear brake and I’m replacing all the wheel bearings that are in the drums.

As you can see one of these drums is not in particularly amazing shape, but I’m gonna run it cause it’s will be at least safe if not, you know, the best performing drum of all time.

Update12 3Updat12 1Update12 2

UPDATE 13:

I’m basically going to finish up the rear brakes/wheel bearings, and install the axle shafts (which were missing from this axle, and which I will remove from a spare axle). Then I’ll fill up the diff with 85W-140, install the hard lines on the back, and be done with the rear. Then it’s time for the front kingpins and inner axle seals, etc.

I’m tired. My baby would not go to sleep last night. He sleeps with my wife and me in bed; as tricky as that can be for my sleep (and especially my wife’s), I really do love him being right there beside me.

It’s hard when I get inside and he wants me to hold him. My hands and face and hair are covered in grease, so I have to decline, and he just cries. Alas; duty calls!

UPDATE 14:

 

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A post shared by The Autopian (@theautopian)

UPDATE 15:

Update14 Sparky

Cutting out rusty bolts that refuse to move!

The bolts are the adjuster bolts in the drum brake backing plate. I’ll get ’em out.

 

Top graphic image: David Tracy

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Fuzzyweis
Member
Fuzzyweis
1 month ago

As it’s now 9pm PST and hasn’t been an update in a couple hours I’m guessing tomorrow at noon as the boss(NHRN) may have caught a glimpse of the weary warrior as he was scavenging for food, possibly headed to the shower to make up some spaghetti, but instead cooked him up something, sent him to clean up and then get to bed.

JurassicComanche25
Member
JurassicComanche25
1 month ago

317am pst

CRM114
Member
CRM114
1 month ago

You’re going to pass out before you finish.

Parsko
Member
Parsko
1 month ago

11:59PM PST (had to clarify that, I think)

Last edited 1 month ago by Parsko
Guido Sarducci
Member
Guido Sarducci
1 month ago

9:32 PST

Prowler
Member
Prowler
1 month ago

4:42 PST

Mouse
Member
Mouse
1 month ago

4:03am

Bob Rolke
Member
Bob Rolke
1 month ago

242am pst

Zipn Zipn
Member
Zipn Zipn
1 month ago

I’m going for 3:33

Michael Han
Member
Michael Han
1 month ago

Does david have a shop computer or is his phone just getting steadily greasier and greasier

Sailin' Shoes
Member
Sailin' Shoes
1 month ago

I will guess 4:20 am PST. And why isn’t Griffin listed as a member??? He certainly deserves an honorary for going through this. Good luck!

Space
Space
1 month ago

1:42AM pacific standard time. On 2/26/26

Last edited 1 month ago by Space
McLovin
Member
McLovin
1 month ago

2am 26th

Borton
Member
Borton
1 month ago

3 pm Feb 26 2026.

Masterbuilder
Member
Masterbuilder
1 month ago

02:10, 26 Feb.

Whatsanautopian
Member
Whatsanautopian
1 month ago

5.10 ante meridian, feb. 26, in the year of someone’s lord, 2026.

Carlos Sendra
Member
Carlos Sendra
1 month ago

3:02 am David’s time

Jmfecon
Member
Jmfecon
1 month ago

Feb 26th, 9:17AM PT

Jeff Diamond
Member
Jeff Diamond
1 month ago

11:45AM TOMORROW 02/26/2026 🙂
Should start a 2nd contest for amount of caffeine consumed

Gene
Gene
1 month ago
Reply to  Jeff Diamond

And brand of coffee. There’s no way he went that Hollywood. Eight O’Clock all the way.

SubieSubieDoo
Member
SubieSubieDoo
1 month ago

10:43am PST

Tinibone
Member
Tinibone
1 month ago

I’m guessing DT will go to bed at 4am, but will wake up at 7 and finish at 2:05pm tomorrow

Bluetooth Cassette Tape
Bluetooth Cassette Tape
1 month ago
Reply to  Tinibone

Based on a lack of an update since 6 ish I think you’ve nailed it

Lizardman in a human suit
Lizardman in a human suit
1 month ago

12:01 pm tomorrow

Creative Username
Member
Creative Username
1 month ago

2:26 am Pacific time.

Nlpnt
Member
Nlpnt
1 month ago

What year will Delmar graduate high school? 2043? That’s when.

Serious answer: 11:59 am LA time tomorrow, stretching the definition of “tomorrow morning” to the very limit.

Last edited 1 month ago by Nlpnt
Dylan
Member
Dylan
1 month ago

6:29 am Pacific time

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