Who all added a cross member brace to their 05'-mid 07' V6's?

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04-18-2011, 01:17 PM

#11

Alec

5th Gear Member

Join Date: Aug 2009

Location: Philadelphia, PA

Posts: 4,256

Quote:

Originally Posted by 2005Redfire6

I think its weird how it seems random cars got them, I don't have one.

Quote:

Originally Posted by Buckshot Barry

Around March 2007 the brace, part number 4R3Z5025A Cross Member and (4) W711553-S440 Nuts was installed on the production line. Prior to that it was only on the convertable and GT500 models.

Does this brace do anything for performance or rigidity?

04-18-2011, 01:23 PM

#12

kon5t

Join Date: Apr 2011

Location: CA

Posts: 5

does the brace fit to standard attachments, or are any other mods required?

04-18-2011, 08:12 PM

#13

Buckshot Barry

3rd Gear Member

Thread Starter

Join Date: Jan 2007

Location: Acworth, GA

Posts: 648

Quote:

Originally Posted by Alec

Does this brace do anything for performance or rigidity?

Makes the frame more rigid. It is / was thought to help prevent the thunk sound from the front struts, as no convertables reported the problem at the time. Here is the supper thunk thread

https://mustangforums.com/forum/2005...ing-noise.html