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A-man930

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Everything posted by A-man930

  1. What data do you have to support this claim? (Not trying to be snarky)
  2. Same. My MJ back in the day was less than perfect at many stages and it never gave me any trouble. Something about the JK makes it extra sensitive. However, all of the principles apply.
  3. I've been down the path you're describing. Add in the reality that every death wobble "event" is extremely stressful on the entirety of the steering and front suspension system and it becomes an expensive chicken and egg situation. I want to agree with you on the tires, but my experience (on my wife's JKU) began with all steering TREs and went on to include overkill measures like a track bar relocation bracket, adjustable upper control arms and a drag link flip. Every other one of your listed components checked good multiple times. New tires fixed it. I'd wager that, in practice, there is enough slop in the design for tires alone to induce the phenomenon. /hijack If I'm understanding the OP's current state correctly, he's chasing the wrong rabbit changing springs and caster angle when he really needs to first get a thorough shakedown and properly tighten the front end.
  4. If the shimmy happens to match the resonant frequency of the front end, it can run away. It was a surprise to me too. 100%fixed with only a tire change.
  5. I used to be in this camp until I finally had one episode that originated from tires. There was no perceivable out of balance condition, but they turned out to be the cause. I would hope that a road force balance check would identify this, unfortunately, I was never able to see this confirmed. I just changed the tires out because there was a good sale
  6. Use more than one method for checking for loose steering components: - on Jack stands, left and right by hand - vehicle weight on tires, dry park test. Put your hand on every component. - check axial play with large channellocks. At the end of the day, none of these checks will fully replicate the forces applied when you hit a bump at speed. Specifically, you need to get a visual on both sides of track bar mounting.
  7. In approximate order of likelihood: 1. Tie rod tapers being loose - hopefully they're not damaged now. 2. Slotted-out track bar mounting 3. Tires. Remember this reality: the hardest part on a car to diagnose is the NEW one.
  8. I did coax her into helping.
  9. Those were most definitely NOT her words. They went something more like "you're using your project money for this, dummy!"
  10. After some back and forth with a Chrysler Master Tech friend of mine, I decided it was a safe bet to try a minimalist repair: Three new pistons, 3 used rods, a full set of rod bearings and piston rings, head gaskets, timing cover gaskets, windage tray bolts, and a handful of new lash adjusters and rockers. I touched the scuffed areas of the bores with some 400 Grit, washed it out, cleaned up the three pistons to be reused, and put her back together.
  11. Before anyone asks, the water came in with the engine at pretty high revs, so I'm thinking pulling the plugs before to clear the water would not have helped. I'm very grateful that this thing didn't decide to grenade itself in the hours I drove it. Upon disassembly, the damage was confirmed to be isolated to cylinders 3, 5 and 6. No visible damage to the crankshaft, minimal scuffing in the bores, and no scary debris in the pan or oil pump.
  12. Been driving it for about a week and over 600 miles, so I feel like I can show this off now. I took the wife's JK through a river crossing too fast and drowned the aftermarket cold air kit with a big ol' splash of water. She shut down immediately. After restarting, we drove in an hour home with a slight noise audible. Drove it the next morning to church before I decided to pull the pan and inspect. Turns out we bent three connecting rods.
  13. That rear suspension setup is a new one on me. *starts researching
  14. I've been chewing on this for a bit. You've put my concerns into words. On your brother's rig, how much of this would have been happening anyways? How hard is it wheeled? Explain what you mean by "perpendicular ties"
  15. Scored a helluvuh deal on some 16" travel 2.0 Kings. 14" would have sufficed, but a deal is a deal!
  16. You've taken a three planet carrier and machined it to accept six? You're my hero. Totally doing this.
  17. Well thanks for the compliment, but sometimes I'd like to trade "amazing work" for "actually driving". Good work on yours, I'm jealous of how much you're getting done. And I've broken plenty of tools on these machines!
  18. I did similar for my doubler mount: https://comancheclub.com/topic/44929-1990-short-bed-resto-tdi-3-link-coilovers-doubler-jk-axles/?do=findComment&comment=739412
  19. Got her all welded up. With help, we managed to keep it straight!
  20. All tacked up. The horizontal piece across the bottom is a temporary brace that'll get cut off after finish welding.
  21. Added a little meat to the top of the frame.
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