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Driving techniques and mods in High Elevation off roading ??

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Old 02-18-2013, 10:47 AM
  #11  
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The highest I've driven was ~2,200 meters, ~7,217 ft... that's half of what you're talking about…

In addition to what others said –

Before the last section, to help the engine, I'd reduce the weight of the Jeep – remove everything that's not essential, even the back seat, spare wheel and most of the fuel.

And yes, the widest AT tires you can fit on.

GOOD LUCK !

Last edited by GJeep; 02-18-2013 at 11:25 PM.
Old 02-21-2013, 07:10 AM
  #12  
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Originally Posted by th00r
Here is the thing, im planning a visit to a the third highest mountain in North America called Pico de Orizaba in Mexico..... The current 4x4 vehicle record climbing that mountain is around 4,400 meters / 14,500 feet .....
Since we are ina JK forum I ask your help and advice on how should I prepare my JK and what techniques I must apply to get try to beat to the record.
You post your request, and just 5 hrs later you write –
"45 views but no replies, I m starting to believe most of you guys are beach lovers".
You got replies, and disappeared...

Last edited by GJeep; 02-22-2013 at 01:14 AM.
Old 02-22-2013, 06:04 AM
  #13  
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I've been to 12,800 with 1 passenger, rear full if gear, climbing steeply. Plenty of power in 4lo with pentastar, though my digital gauges froze and the coolant temp was rising at times.
Old 02-22-2013, 07:20 AM
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Default 14,000ft

We went over quite a few 14,000ft+ peaks in Colorado this summer 3.8 had no problems. The first day we topped 14,000ft. I started showing signs of altitude sickness we took pictures and headed down, after that no problems.Click image for larger version

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Old 02-22-2013, 07:22 AM
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My bad that one is not 14,000ft
Old 02-22-2013, 08:11 AM
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If you want to set a record... Check this out!

http://www.media.chrysler.com/newsre...d=6788&mid=147

Two JKU's at 21,804'. It's a pretty good article on the Jeep's capability. I freeking love my Jeep!!
Old 02-22-2013, 08:14 AM
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This was my destination
Old 02-22-2013, 09:15 AM
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Originally Posted by RDH475
We went over quite a few 14,000ft+ peaks in Colorado this summer 3.8 had no problems. The first day we topped 14,000ft. I started showing signs of altitude sickness we took pictures and headed down, after that no problems.Attachment 425373
There are only 2 peaks in colorado you can drive up to, but they are private land and unlikely you drove up them. Highest passes are in the 12,000s. Black Bear pass is the 2nd highest pass in Colorado, IIRC. New cars automatically adjust to the lack of O2. But body isn't as quick to adjust. I hike 14ers often and am not very affected, I've had relatives that live at low elevation and come to Colorado and can hike them w/o problem and others who get headaches, etc at 5000ft (Denver). Water is your friend in helping your body adjust to high altitude. Drink lots of water and it will reduce the negative effects.

Last edited by spicoli; 02-22-2013 at 09:17 AM. Reason: fix typo
Old 02-22-2013, 09:27 AM
  #19  
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Originally Posted by tankjeep
If you want to set a record... Check this out!

http://www.media.chrysler.com/newsre...d=6788&mid=147

Two JKU's at 21,804'. It's a pretty good article on the Jeep's capability. I freeking love my Jeep!!
I wish there were more details about the preparation of the Jeeps, such as oils & lubricants.
Regular oils would have become too viscous at such a temperature.
Old 02-22-2013, 10:03 AM
  #20  
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I live in Colorado and regularly wheel at 12k+ when it is not buried in snow. The highest I have been is the summit of mount Evans, which is 14k+ (as previously pointed out in this thread.)

I have made that Mt Evans trip probably 5 or 6 times over the years. This last summer I did it with a recently added supercharger on my 3.8 at it makes a huge difference at altitude.

Steve


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