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Romeos sounds of headers

Printed From: West Coast Fieros
Category: General Fiero Chat
Forum Name: General Talk about Fieros
Forum Description: Just want to chat about fieros? here's the place to make that happen.
URL: http://www.westcoastfieros.com/forum/forum_posts.asp?TID=2051
Printed Date: 24 November 2024 at 5:47am
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Topic: Romeos sounds of headers
Posted By: Romeo
Subject: Romeos sounds of headers
Date Posted: 30 August 2010 at 6:52pm
Ok, now here's a related question. If one changed the headers to equal lengths (On the Fiero) but didn't change the rest of the exhaust system, would that still have an audible effect on the exhaust note?

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Never shift into reverse without a back-up plan.



Replies:
Posted By: Dr.Fiero
Date Posted: 30 August 2010 at 7:10pm
Originally posted by Romeo Romeo wrote:

Ok, now here's a related question. If one changed the headers to equal lengths (On the Fiero) but didn't change the rest of the exhaust system, would that still have an audible effect on the exhaust note?


Just as a tree falling in the woods makes no sound if nobody is there to hear it - a Fiero falling out of a tree makes no sound except for a moment to the driver.

Wait.

What?

Uh, yeah, it should make a change in the exhaust note.  Good?  Bad?  Personal taste.  Ditto if you change the diameter.  Echo resonance and all that.



Posted By: Romeo
Date Posted: 30 August 2010 at 7:18pm
Damn it... I adore the pleasant little burble and snort she has now, I don't want to bugger that up... I was hoping that leaving the rest of the exhaust stock was going to sort've hide the slight change.

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Never shift into reverse without a back-up plan.


Posted By: Capt Fiero
Date Posted: 30 August 2010 at 7:18pm
As the doctor said, ANY thing that changes the back pressure or length of the exhaust will change the sound.  Heck even porting out the stock manifolds and putting them back on changes the exhaust sound.   So going to headers will definatly change the exhaust note.

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Capt Fiero
88 Fiero GT 5spd V6
Eight Fifty Seven GT V8 5spd.


Posted By: Patrick
Date Posted: 30 August 2010 at 7:24pm

Originally posted by Romeo Romeo wrote:

Damn it... I adore the pleasant little burble and snort she has now, I don't want to bugger that up...

You need to drive an old-school V8 with a lumpy cam. You'd forget about Gretchin's girly little  "burble and snort" in no time.

 



Posted By: Romeo
Date Posted: 30 August 2010 at 7:32pm

Gretchin is a special lady, I don't want to change her. As for the V8 sound, my other three vehicles are all V8's, the Mopar has a nice wide LSA cam in it. Still love Gretchin's voice though.

And that's awful news David...



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Never shift into reverse without a back-up plan.


Posted By: Patrick
Date Posted: 30 August 2010 at 7:47pm

Originally posted by Romeo Romeo wrote:

Gretchin is a special lady, I don't want to change her. Still love Gretchin's voice...

You'd better record the sound of Gretchin's voice then, because after changing the heads, the compression ratio, and the exhaust headers, you won't even recognize Gretchin's "burble and snort" anymore.

 



Posted By: Romeo
Date Posted: 30 August 2010 at 8:11pm
Heads will still be running the same cam, and the compression ratio will still be fairly close to stock. As for the exhaust headers, might just keep it log headers if need be.

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Never shift into reverse without a back-up plan.


Posted By: Patrick
Date Posted: 30 August 2010 at 8:38pm

No point trying to convince yourself. After the conversion, she'll be sounding like a stranger in your midst.

O Gretchin, Gretchin, wherefore art thou Gretchin?

...

 



Posted By: Romeo
Date Posted: 30 August 2010 at 9:34pm
If I complete this swap and she still sounds and looks stock, I am going to print out that quote, and make you eat those words.

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Never shift into reverse without a back-up plan.


Posted By: Patrick
Date Posted: 30 August 2010 at 9:54pm

And if she doesn't still sound and look stock, what then?

 



Posted By: Romeo
Date Posted: 30 August 2010 at 10:04pm
Then I still remain young and beautiful, and you still get to enjoy my amazing company.

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Never shift into reverse without a back-up plan.


Posted By: Patrick
Date Posted: 30 August 2010 at 10:21pm

In other words, I lose either way!

 



Posted By: Romeo
Date Posted: 30 August 2010 at 10:26pm

One o' deez dayz... STRAIGHT TO DA MOON!



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Never shift into reverse without a back-up plan.



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