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Mufflers for a C3... what kind?

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Old Aug 28, 2004 | 03:23 PM
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Default Mufflers for a C3... what kind?

The truck finally got here with my 73 LS4 convertible. First thing on my list is some new mufflers, since the original are way too quiet. I want everyone to know it's a 454 when it fires up. I'd love something that sounds like the old RPO N11 mufflers from the mid 60s... which sound like an inboard gurgling in the water. Would also be nice if they weren't as big as these gonads hanging under this one.

Any suggestions?
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Old Aug 28, 2004 | 03:36 PM
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Under car, I assume? If so, try Mid-America's chambered setup. Probably not legal in sound ordinance areas, though. Like we care about that!
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Old Aug 28, 2004 | 05:05 PM
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Cherry Bombs!!!!!!!!!!!!!
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Old Aug 28, 2004 | 05:39 PM
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Flowmasters ...... the only sound !
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Old Aug 28, 2004 | 05:41 PM
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I have Mid-America's chambered exhaust on my 73 LS4. It sounds great !!!
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Old Aug 28, 2004 | 05:51 PM
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Originally Posted by 81VetteFreak
Flowmasters ...... the only sound !
The resonance will kill you, trust me
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Old Aug 28, 2004 | 07:41 PM
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Flowmasters!!!
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Old Aug 28, 2004 | 08:01 PM
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Originally Posted by superfine69
The resonance will kill you, trust me
I have flowmaster delta 50's on my '75 and I love them.
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Old Aug 28, 2004 | 10:40 PM
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Two words CHAMBERED EXHAUST, it gives a nice throaty low down deep rumble at idle, and sounds VERY nice and deep when crusing around town, but when you step on it, all hell breaks loose
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Old Aug 28, 2004 | 11:27 PM
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Originally Posted by killervette666
Two words CHAMBERED EXHAUST, it gives a nice throaty low down deep rumble at idle, and sounds VERY nice and deep when crusing around town, but when you step on it, all hell breaks loose
I have chambered exhaust from MA on my '77. Very accurate description.

I really like it and my loves the sound.

Jeff
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Old Aug 29, 2004 | 12:39 AM
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Originally Posted by 73LS4
The truck finally got here with my 73 LS4 convertible. First thing on my list is some new mufflers, since the original are way too quiet. I want everyone to know it's a 454 when it fires up. I'd love something that sounds like the old RPO N11 mufflers from the mid 60s... which sound like an inboard gurgling in the water. Would also be nice if they weren't as big as these gonads hanging under this one.

Any suggestions?

Flowmaster DELTA 40s... I love them!
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Old Aug 29, 2004 | 01:38 AM
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A lot really depends on how loud you want it, if you actually want to be able to have a conversation in the car while it's running then the delta 50 flowmasters work very well and it still sounds like an obvious big block chevy, I've toyed around with the idea of putting the 40 series on it but I think I would be very annoyed on my first long road trip with them. The delta 50's are a little hard to stuff up in there since they are longer then stock, but it can be done.


Pat Kunz

Last edited by 73 LS-4; Aug 29, 2004 at 01:41 AM.
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Old Aug 29, 2004 | 04:29 AM
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Thing is, I would LOVE a deep bass sound, BUT I can't stand the freaking RESONANCE at around 1800 rpm's and lugging through minor streets in 1;1 drive gear, which is a LOT of driving in traffic....that's where allmost all of my louder exhausts seem to get me....
I don't even care so much about crackling on backdown, that's not a source of irritation to me,

any thoughts on all those topics???

GENE
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Old Aug 29, 2004 | 09:49 AM
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Dumb question...........can a resonator be added to chambered pipes if they are too loud??
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Old Aug 29, 2004 | 09:53 AM
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Dynomax for performance.
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Old Aug 30, 2004 | 09:21 PM
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Dynomax Bullet Race Mufflers!!! Cheap and sound great!

Look here for sound clips: http://www.c3sharktank.com/sound/sound3.html
Click on the 2 Brettmc links near the bottom.
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Old Aug 31, 2004 | 11:49 AM
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ok, maybe i am really dumb....

i want to add some "bad-***" sound to mine too.... all i need is mufflers? or do i need some stainless headers too? one or the other? both? help!!

mufflers i owuld imagine are less than headers... no? is this something i can get at Midas or Monroe?
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Old Aug 31, 2004 | 12:32 PM
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I've got Flowmasters--40's and
I love 'em on my '77....
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Old Aug 31, 2004 | 01:15 PM
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Originally Posted by Mike73
I have Mid-America's chambered exhaust on my 73 LS4. It sounds great !!!
I just got Mid-America chambered exhaust on my 68 and I love the sound.
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Old Sep 1, 2004 | 02:25 AM
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Hooker Aerochambers or Maximum flows work great for sound and performance. I actually have the Max flows on my 71 with a zz4 and it is nice at idle, but really opens up when you get on the gas.
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