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JK Show & Tell Whether they're just poser shots in your driveway or hardcore action shots on the trail, if you've got photos or videos of your Jeep JK Wrangler (or any JK for that matter that you think is worth showing off, inside or out), we want to see them so please post them here! Likewise, if you are wanting to see a photo of something specific like an aftermarket JK part or poser shot with a specific setup, this is the place to ask for it.

What was done to your JK this week?

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Old Jun 6, 2012 | 07:50 PM
  #22561  
SlavKO's Avatar
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Joined: Aug 2010
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From: Maryland
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Started work on katzkin install. Working on rear seats first, should have pics soon .
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Old Jun 7, 2012 | 01:58 AM
  #22562  
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From: Crandall, TX
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Originally Posted by ronjenx
Went from electric cooling to mechanical cooling.

Here is the write-up: https://www.jk-forum.com/forums/modi...trofit-235132/
Why would you want to do this? Doesn't it take away from an already weak engine?
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Old Jun 7, 2012 | 02:00 AM
  #22563  
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From: Cheyenne Wyoming
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INTERIOR RAIN SOAKED
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Old Jun 7, 2012 | 03:08 AM
  #22564  
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From: Seattle, WA
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Originally Posted by dpowell5523

Why would you want to do this? Doesn't it take away from an already weak engine?
From an energy standpoint, not really. The electric fan requires X kW of electricity to run, which is supplied by the battery and alternator, which is spun by the engine.

However, this option only seems to make sense for hot climates. In cold climates it might cool the engine below the normal operating temperatures, even though there is a flux valve at the radiator. Also, it stops cooling the engine when it stops. I noticed, in my JK, that the fan still runs for a bit after I turn it off and sometimes kicks in immediately after I turn it on if I just park my Jeep for a couple minutes (e.g. dropping my son at school). How does it account for that?

Also, in hot climates, in stop-and-go traffic I imagine having the electric is a good idea since it spins much faster than the mechanical, thus providing more cool air? Or the mechanical already draws more same amount of air at lower speeds?

Last edited by Sahara_Maverick; Jun 7, 2012 at 03:12 AM.
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Old Jun 7, 2012 | 03:16 AM
  #22565  
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From: Punta Gorda, FL.
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Originally Posted by Slob
INTERIOR RAIN SOAKED
Don't forget to pull the drain plugs under the rear storage bin or under the factory jack and tools.

I did, I think that's where all the mosquitoes in my neighborhood came from.

.
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Old Jun 7, 2012 | 03:39 AM
  #22566  
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From: Maine
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Originally Posted by Sahara_Maverick
From an energy standpoint, not really. The electric fan requires X kW of electricity to run, which is supplied by the battery and alternator, which is spun by the engine.

However, this option only seems to make sense for hot climates. In cold climates it might cool the engine below the normal operating temperatures, even though there is a flux valve at the radiator. Also, it stops cooling the engine when it stops. I noticed, in my JK, that the fan still runs for a bit after I turn it off and sometimes kicks in immediately after I turn it on if I just park my Jeep for a couple minutes (e.g. dropping my son at school).

How does it account for that?
I'm pretty sure it won't over cool the engine. The thermostat takes care of that. Cars and trucks have had mechanical fans from the beginning. Stops cooling when the engine stops? That has been the case from the beginning, too. No harm there.
I've never had my electric fan stay on after shutdown, even when the water temperature was calling for it to be on.
The transmission has always come right up to 80°F, even when it was below zero here. So, I don't see over cooling as an issue with the transmission. 80°F is the temperature at which normal shifting resumes. I'll know for sure if this makes a difference this winter.

Even with an aux cooler, the trans temp will climb when in traffic and off road, due to reduced air flow through the grill. This will keep the air flowing into and out of the engine bay. It's bound to keep everything a lot cooler.

I'll know after a few tankfuls if there is a significant increase in gas consumption.

So far, it looks like the intent of this mod is being accomplished: lowering the overall temperature of everything that generates heat, and forcing that heat out of the engine bay.
I won't see any possible negative effects until it's been installed a while, and at least through a winter.
Positive and negative will receive equal time in future reports.
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Old Jun 7, 2012 | 04:56 AM
  #22567  
11REDJK's Avatar
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From: Cooper City, Florida
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Originally Posted by tekparts
Painted protects around wheels and installed iggee's


That looks badass!!!
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Old Jun 7, 2012 | 05:04 AM
  #22568  
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Joined: Apr 2009
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From: Milwaukee,WI
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Got my jeep back from the dealership after being there for two month
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Old Jun 7, 2012 | 05:09 AM
  #22569  
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From: Orange County, NY
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Brought mine all the way back to stock in prep for a trade-in on a '12. . . Looks kinda weird now. . .
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Old Jun 7, 2012 | 07:05 AM
  #22570  
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From: cairo, egypt
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1.5" ******* wheel spacers
2" Coil spacers
Still waiting for the tires
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