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New mounts and Vibration

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Old Nov 24, 2007 | 03:49 AM
  #1  
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ridah
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Default New mounts and Vibration

After I installed the NA MKIV mounts (after a motor swap) and I have noticed vibration in the car at idle similar to my supra with solid mounts but not to the same extreme. Anyone else have vibration issues after installing MKIV mounts? I checked all the bolts and nuts that hold the engine and tranny and driveshaft. I can't figure out whats it's from.


Thanks
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Old Nov 24, 2007 | 11:14 AM
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well your old mounts were old and soft and the mk4 mounts are probably stiffer because they are new so its not surprising. find someone with solid motor mounts. after that you will appreciate what you have.

Last edited by 5sp_jzz30; Nov 24, 2007 at 04:26 PM.
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Old Nov 24, 2007 | 04:19 PM
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There was no change after my MKIV mounts went in with the 2jzgte swap.
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Old Dec 8, 2007 | 12:16 AM
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Originally Posted by SCoupe
There was no change after my MKIV mounts went in with the 2jzgte swap.
Thats what I was thinking. The lexus is a luxury car so if yours didn't vib after installation my car should still feel smooth, absent of these vibrations.

I can't figure out what it is. I tightened the mounts on the top and the bottom. I also got the transmission bracket bolts. Drive shaft is tight but that shouldn't matter since vibrations happen at idle.

Would uneven tightening of the bolts on the torque converter cause vibrations?
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Old Dec 8, 2007 | 10:36 AM
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I installed the TRD mounts for the Supra....I have some vibration. Not too terrible but its more than with the stock mounts.


gadgetSC
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Old Dec 20, 2007 | 12:36 AM
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Originally Posted by gadgetSC
I installed the TRD mounts for the Supra....I have some vibration. Not too terrible but its more than with the stock mounts.


gadgetSC
When I'm sitting at a stoplight it will vibrate to a point that the stock radio vibrates in it's enclosure and make noises. My gasmilage is down about 80 miles too, but there are no codes. I'm gonna check the tps for correct voltage.
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