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glasspacks sound question

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Old Nov 13, 2011 | 01:06 AM
  #1  
affliction1's Avatar
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Car: 89 chevy camaro rs
Engine: 305
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glasspacks sound question

my engine is a 305 with edlebrock headers,gutted cat,carbed,i was wondering how its gonna sound after i get my 24 inch glasspack thrush mounted,right before the rear end with turn downs,just cureous because it is 2 feet long,how it will sound?at idle,part and wot
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Old Nov 13, 2011 | 01:52 AM
  #2  
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From: Spokane WA
Car: 92 Lingenfelter Z28 articwhite
Engine: Aluminum 615BBC
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Axle/Gears: 4.11/4.30/4.56
Re: glasspacks sound question

You Know that sound a school Bus Makes...

THERE YA GO..
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Old Nov 13, 2011 | 01:53 AM
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From: Spokane WA
Car: 92 Lingenfelter Z28 articwhite
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Transmission: Th400wbrake/curri entps9" locker
Axle/Gears: 4.11/4.30/4.56
Re: glasspacks sound question

POST ..1000..
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Old Nov 13, 2011 | 10:11 AM
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Car: 91 Trans Am
Re: glasspacks sound question

I had one for a while
Sounded like a worn out farm truck

Check out a powerstick before you go glasspack
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Old Nov 13, 2011 | 12:07 PM
  #5  
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From: Pitman, NJ
Car: '89 IROC-Z
Engine: Canfield 195 headed 358ci
Transmission: TH350, Art Carr 9.5"
Axle/Gears: 3.92 Dana 44
Re: glasspacks sound question

Please don't put glasspacks with dumps on your stock 305. It will sounds hideous and helps make 3rd gens look bad as a whole. Spend the $250-$400 on a properly fitting stock-routed catback system.

Words everyone should live by: Make your car sound good by increasing horsepower, not by subtracting exhaust.
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Old Nov 13, 2011 | 12:49 PM
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Re: glasspacks sound question

Originally Posted by 88IROC350TPI
Words everyone should live by: Make your car sound good by increasing horsepower, not by subtracting exhaust.
Exactly, with enough motor, just about any muffler sounds decent.

Here's my 383 with hooker 2055 shorties and a magnaflow 18129 "glasspack" clamped right on the Y-pipe.


I used quotes cuz its not a true glasspack, its a perforated core with stainless packing (I think). Whereas your Thrush will have a louvered core and fiberglass packing, for about a week, then it will just be a hollow pipe.

http://www.youtube.com/watch?v=s-kpJJvmMok
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Old Nov 13, 2011 | 01:24 PM
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Car: 1992 Camaro RS
Engine: Vortec headed 355, xe262
Transmission: T56
Axle/Gears: 9-bolt 3.70
Re: glasspacks sound question

Log truck.

The only way people can pull off glasspacks is if it's stock manifolds and crappy stock Y-pipe. The flow is restricted so much it's just not as loud as it woudl be otherwise, but that is only because the exhaust SEVERELY choked off near the engine. The only other way people can pull off glasspacks is if they have a big cam and they're almost deaf and dont mind the horrendous racket.
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Old Nov 13, 2011 | 04:28 PM
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From: Pitman, NJ
Car: '89 IROC-Z
Engine: Canfield 195 headed 358ci
Transmission: TH350, Art Carr 9.5"
Axle/Gears: 3.92 Dana 44
Re: glasspacks sound question

My "restrictive" (as the "experts" say at least) Flowmaster American Thunder catback... http://www.youtube.com/watch?v=2vqetEtQLq8

Unless you're standing right behind it, my car is actually pretty quiet compared to most others in it's league. Flowmaster isn't really a sound I like but I bought the whole catback/y-pipe used for cheap and have been running it for years. One of these days I'll probably change the muffler to something even quieter.
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Old Nov 13, 2011 | 05:00 PM
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Re: glasspacks sound question

I've got glasspacks on my truck (were on when I bought it) mated to a 283. It's a lot of unnecessary noise and drone. It's a work truck I don't drive often, so it's fairly amusing. On your car, you will hate it. Don't do it.
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Old Nov 13, 2011 | 05:14 PM
  #10  
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From: Spokane WA
Car: 92 Lingenfelter Z28 articwhite
Engine: Aluminum 615BBC
Transmission: Th400wbrake/curri entps9" locker
Axle/Gears: 4.11/4.30/4.56
Re: glasspacks sound question

and remember never have your pipe tips showing out of the back of your 3rd gen.
that is... the same has tires sticking out from the body.
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Old Nov 13, 2011 | 06:33 PM
  #11  
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Car: 1989-92 FORMULA350 305 92 Hawkclone
Engine: 4++,350 & 305 CIs
Transmission: 700R4 4800 vig 18th700R4 t56 ZF6 T5
Axle/Gears: 3.70 9"ford alum chunk,dana44,9bolt
Re: glasspacks sound question

sounds nice..
http://www.youtube.com/watch?v=uPPRLU6DPhQ
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Old Nov 13, 2011 | 06:52 PM
  #12  
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Re: glasspacks sound question

Not sure that link will work. If it does, it doesn't really do the sound justice anyway. Imagine that sound amplified so that it is thrumming the hell out of your ears.

Edit: It didn't work so I removed it, oh well, it sounded good in my video and that wasn't the intention at all...
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Old Nov 13, 2011 | 09:07 PM
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Car: 1992 Camaro RS
Engine: Vortec headed 355, xe262
Transmission: T56
Axle/Gears: 9-bolt 3.70
Re: glasspacks sound question

http://www.youtube.com/watch?v=r5JXQvPV34s It'll probably sound like that.
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Old Nov 14, 2011 | 02:45 AM
  #14  
affliction1's Avatar
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From: Florida
Car: 89 chevy camaro rs
Engine: 305
Transmission: 700r4
Re: glasspacks sound question

Originally Posted by InfernalVortex
http://www.youtube.com/watch?v=r5JXQvPV34s It'll probably sound like that.
im not gonna lie kinda like it,but my motor is nowhere near shot,and its got a ton more power than that,and i only drive about 4 miles a day so its gonna bbe a toss up,im thinking ill just clamp it on for a little while and see how it sounds
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Old Nov 14, 2011 | 08:33 AM
  #15  
InfernalVortex's Avatar
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From: Macon, GA
Car: 1992 Camaro RS
Engine: Vortec headed 355, xe262
Transmission: T56
Axle/Gears: 9-bolt 3.70
Re: glasspacks sound question

Originally Posted by affliction1
im not gonna lie kinda like it,but my motor is nowhere near shot,and its got a ton more power than that,and i only drive about 4 miles a day so its gonna bbe a toss up,im thinking ill just clamp it on for a little while and see how it sounds
It will still sound like that regardless of how good the condition is if you have a stock cam. And if you have a cam ,chances are it ISN'T much if any faster than that.
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Old Nov 14, 2011 | 09:33 AM
  #16  
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From: Lincoln, NE
Car: 86 Iroc-Z28
Engine: 5.3
Transmission: 4l60
Re: glasspacks sound question

I have that exact setup except I'm running a 355 it's carbed like urs has no cats it has true Duals and glasspacks here's the video
http://www.youtube.com/watch?v=1RdNfcriFnc&sns=em
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Old Nov 14, 2011 | 03:45 PM
  #17  
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From: SE Houston TX
Car: 1986 Iroc-Z
Engine: 355
Transmission: 700R4
Re: glasspacks sound question

I had a glasspack on my 355 with a setup pretty close to duals and 3 inch piping all the way. With the glasspack it sounded really badass.

Tried same setup On a mild stockish 305..it wasnt the same, i recommend you getting a vortec cherry bomb a friend of mine has one on his 305 bird and it sounds pretty mean even for a 305.

Goodluck!
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Old Nov 14, 2011 | 04:05 PM
  #18  
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From: south east north dakota
Car: 1985 Z28/1981 Z28
Engine: 85 383 stroker/81 350
Transmission: 85 fortes tko 600 /81 turbo 350
Axle/Gears: G P ford 9" in proces
Re: glasspacks sound question

i would say no glasspacks dont sound right at all
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Old Nov 14, 2011 | 04:36 PM
  #19  
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From: williamstown,NJ
Car: 95 9C1,99 Sierra,90Sierra,00 sierra
Engine: TBI350,LM7,LT1,Vortec 350
Transmission: 700r4,4L60e,4L60e,4L80e
Axle/Gears: 10 bolt,14bolt,3:42,3:73,3:08,3:73.
Re: glasspacks sound question

I always like glasspacks until i threw em on my 9c1.If you want i have a vid of a 305 with straight pipes had similar mods as you.check it out http://www.youtube.com/watch?v=xou_PoTgXhA
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Old Nov 16, 2011 | 12:10 AM
  #20  
affliction1's Avatar
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Car: 89 chevy camaro rs
Engine: 305
Transmission: 700r4
Re: glasspacks sound question

well i threw them on for s**ts n giggles,and i loved the sound,it was quiet at idle,and screamed from 2000-4500 rpm,but im going to move it to right before the rear end and dump it,due to vibration,pipe over the rear end is bent from exhaust mount being bad before
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