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y pipe is hitting need help

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Old Apr 26, 2006 | 01:49 PM
  #1  
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Default y pipe is hitting need help

i have a custom 3in y pipe and it is hitting the bottom of my car. do i need to put on polly motor mounts or what else is there to do? thanks for the help
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Old Apr 26, 2006 | 03:07 PM
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my brother would bang when he was in high RPM and shift (racing) so he had it welded, that fixed the problem. Hopefully i will not have that problem as i will installing LT soon
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Old Apr 26, 2006 | 03:20 PM
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http://www.thunderracing.com/catalog...&vid=3&pcid=54
here yea go, on the very bottom of the page is a bump stoper for LT's
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Old Apr 26, 2006 | 03:24 PM
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poly motor mounts will stop it asap i love em just had the same problem 2 weeks ago
ws6store sells em
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Old Apr 26, 2006 | 03:25 PM
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Poly or solid motor mounts should cure the problem. I figure that since you are under there why not get some for the transmission as well.
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Old Apr 26, 2006 | 04:28 PM
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You can always get some hose to put above the pipe?
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Old Apr 26, 2006 | 04:29 PM
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Lol, so many people do that too. I would be afraid I would melt it with the 800rwhp I am laying down!
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Old Apr 27, 2006 | 07:49 AM
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i just had a valve spring welded on the left side between the pibe and bottom of the car
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Old Apr 27, 2006 | 07:54 AM
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Do you have ANY clearance without the motor running? My y-pipe had no clearance after I installed the poly motor mounts because the mounts themselves raised the engine/tranny assembly 1/2". I removed the y-pipe and crushed it in a vise about 1/2" total. After reinstall I have about 1/4" of clearance and no banging issues what so ever.
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