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These look like they are gonna fit?

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Old Mar 25, 2005 | 04:13 PM
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
These look like they are gonna fit?





Just curious, i got them for a good price. they are off of an old chevy truck.. I can't stand my Y piped exhaust anymore and i'm gonna try to jam these in there this week..



Thanks

Last edited by DeathStarr89; Apr 16, 2006 at 08:44 PM.
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Old Mar 25, 2005 | 06:23 PM
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Car: 1986 Trans Am
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what engine did the chevy have? because i think most SBC headers fit 283-400 engines
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Old Mar 25, 2005 | 06:58 PM
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From: waco, tx
Car: 91Z28 L98
Engine: HSR 350
Transmission: Goebel 700R4
Oh, I bet they'll fit the engine. But fat chance they'll fit anything else on the car. I'm curious though, keep up posted.
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Old Mar 25, 2005 | 07:43 PM
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Car: 1986 Trans Am
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Originally posted by iceman02
Oh, I bet they'll fit the engine. But fat chance they'll fit anything else on the car. I'm curious though, keep up posted.


good point
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Old Mar 25, 2005 | 07:54 PM
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
well, duah.. lol i know they will fit the engine


i ment, will they clear everything and fit down in the engine bay like a set of LT's should
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Old Mar 25, 2005 | 08:12 PM
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From: Orland Park, IL
Car: 1984 Z28
Engine: SLOW carbed ls
Transmission: TH400 with brake, 8" PTC converter
Axle/Gears: moser 9" 4.11
the one header "might" but the other really long one definately won't come anywhere near fitting.
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Old Mar 25, 2005 | 08:33 PM
  #7  
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
anyone got pics of the LT's that fit our cars?

i could always "adjust" these to fit
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Old Mar 25, 2005 | 09:08 PM
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From: waco, tx
Car: 91Z28 L98
Engine: HSR 350
Transmission: Goebel 700R4
I guess that if the collectors don't fit, but the primaries do, then you could cut them off, shorten 'em up, and weld on some Flowmaster ball joints or other collectors, but then you just end up spend more time and money than just buying a set of longtubes for $130. These are supposedly Hedman 68460s.
Attached Thumbnails These look like they are gonna fit?-c-documents-settings-owner  
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Old Mar 26, 2005 | 07:16 AM
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
yah, the passenger side should fit... maybe i'll get lucky and the drivers side will go in with a little TLC.

i'm planning on unbolting the mounts and jacking the engine up for more clearance.. i tried once before with a different set and couldn't get them past the bellhousing on the tranny.


Thanks guys!
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Old Mar 26, 2005 | 04:27 PM
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Car: '92 Firebird
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Axle/Gears: 12bolt
Originally posted by iceman02
I guess that if the collectors don't fit, but the primaries do, then you could cut them off, shorten 'em up, and weld on some Flowmaster ball joints or other collectors, but then you just end up spend more time and money than just buying a set of longtubes for $130. These are supposedly Hedman 68460s.
who sells a set of long tubes for our cars for $130?? i want some.
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Old Mar 26, 2005 | 09:21 PM
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From: Orland Park, IL
Car: 1984 Z28
Engine: SLOW carbed ls
Transmission: TH400 with brake, 8" PTC converter
Axle/Gears: moser 9" 4.11
headmann that was in your quote. any summit or jegs catalog sells them
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Old Apr 13, 2005 | 01:00 PM
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
Well, against popular belief they did fit


the passenger side ended up being the biggest PITA, had to drop the starter to make sure it cleared.. also gotta relocate the main fuel line and tranny cooler lines on that side..

on the drivers side i need to get some headder wrap and wrap the collector a bit so it dosen't cook my speedo cable and break lines.

i might also need to "adjust" my subframe about 1/2" on both sides to make sure that the collector flanges are free to spin.

Clearance looks great, they are about 1/2" lower than my old Y pipe

Pics tomorrow
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Old Apr 13, 2005 | 02:04 PM
  #13  
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Car: 85 z28
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purple82ta

were those for a two or four wheel drive?
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Old Apr 14, 2005 | 01:26 AM
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
Honestly, i have no idea. they were on an early 80's truck, then they ended up on my buddies '68 327 for mockup on an engine stand.. they got passed around a bit and i ended up paying $20 for them.

there are no part numbers or anything identifying about them, they do not look like Flowtechs (since Flowtechs have smaller primaries and do not have provisions for easy access to the spark plugs). my buddy said that he thinks they are Headman but i dunno...


i know that the plugs are easy to get to with these on there, i can actually use a plug socket for 7 out of 8.

They look alot better than my old Shorties, that's for sure
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Old Apr 15, 2005 | 01:23 PM
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
Well, after having to replace a tranny line i broke and redoing all the connectors on the starter (old and crusty) i got it fired up today..

the LT's deffenetly sound alot deeper than the shorties

here are pics:










For Ground clearance, they sit almost the same as my old 3" single system (which is still hanging around as you can see). Once i get the matching 15x3.5" front rims/tires i'll have a bit more clearance as well.

I still need to drill and run my fuel line through the subframe on the passenger side, the steel line is a little too close to the collector. I'm also going to headder wrap the drivers side collector so it dosen't cook my speedo cable and brake lines.

More pics once i get the pipes and muffs installed

Last edited by DeathStarr89; Apr 16, 2006 at 08:46 PM.
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Old Apr 16, 2005 | 12:35 AM
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running the fuel line through the subframe will pretty much make it illegal at every track/event on the planet...
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Old Apr 16, 2005 | 01:50 AM
  #17  
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
Originally posted by 83 Crossfire TA
running the fuel line through the subframe will pretty much make it illegal at every track/event on the planet...
ouch, never knew that.


i guess i could do some creative bending and maybe make a heat shield out of sheet metal.

My buddy just setup his 355 camaro and i know he was gonna run his lines through the subframe as well, i'll have to let him know.

Thanks
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Old Apr 27, 2005 | 07:09 PM
  #18  
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Car: 89 GTA
Engine: 406 SBC
Transmission: TH350
If you want to know what headers those are they are Hedman 68270. They fit 67-81 camaros.
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Old Apr 27, 2005 | 07:22 PM
  #19  
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
Originally posted by 406GTA
If you want to know what headers those are they are Hedman 68270. They fit 67-81 camaros.

Sweet... i guess they fit 82's too


Still waiting on my FM40's for the exhaust. once they get here i'll get it installed and post pics...


I guess i could update on all the lines and stuff i had to move..

the fuel line was the biggest PITA. It originally went over the tranny hump to the passenger side of the car. i slowly worked it upwards so that now it runs over the passenger side of the intake manifold. i ran all new steel braided fuel lines from it to the pump and back to the carb.

i ended up breaking a short section of the tranny cooler lines, replaced that as well... Also relocated the speedo cable so nothing is within 1.5-2" of the headders.

the only thing i'd like to do is heat up the subframe right next to where the flanges are and bend them in with a sledge. i've got just enough room right now to spin the flange and have it barrely touch the subframe..


Anyone got 2 15x4" Centerline Draglites for sale?

Oh yah, i got a new carb too. going from a 600 to a 750 Edelbrock

Last edited by DeathStarr89; Apr 27, 2005 at 07:41 PM.
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Old Apr 30, 2005 | 02:05 PM
  #20  
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
welp, all done.. ended up using 2.25" pipes because they said that 2.5" would be too hard to bend at the angles i needed.. Still looks pretty good.

the difference in low-end power is unreal, and the car seems much quieter now..

Pics:






Last edited by DeathStarr89; Apr 16, 2006 at 08:48 PM.
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Old May 16, 2005 | 12:39 AM
  #21  
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From: Noblesville In
Car: 86 sports coupe-83 berlinetta
Engine: 5.0 in the sports coupe-350 in the berlinetta
Transmission: 700r4 in the sports coupe-turbo-350 with a 2500 stal in the berlinetta
Can I get a pic of the whole rear of the car, I would like to see what it looks like.
Thanks Randy
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Old May 10, 2006 | 02:39 AM
  #22  
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Car: 1983 T/A
Engine: OUT (350 Block)
Transmission: 700-R4 sometimes
Axle/Gears: 3.23, moser 12 bolt >=3.73 someday
looks like you got a bit of a pinion seal leak there eh? looks nice! clearance?
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Old May 10, 2006 | 09:08 AM
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
Originally Posted by tad1214
looks like you got a bit of a pinion seal leak there eh? looks nice! clearance?


haha.. i cleaned that up, wire brushed and painted it. So far no leaks have shown up... i have no idea when the last time the rear was serviced, i should do that sometime. I'm afraid the LSD would stop working tho

ground clearance is about 4" right now. I have the stock rims on the front, the centerlines with 275.60.15's in the back and the air shocks are all the way up.
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Old May 10, 2006 | 10:00 AM
  #24  
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From: Hopatcong, Nj
Car: 1986 Camaro IROC-Z
Engine: 305 tpi
Transmission: BW t5 W/ short shifter
Axle/Gears: 9 Bolt 3.27 posi
looks freakin sweet.
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Old May 10, 2006 | 11:24 AM
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Car: 1987 Iroc-Z
Engine: 383ci TPI
Transmission: 700r4
Looks good, but I must admit "fitting" is all a question of how much work you're willing to do. It seems that you were willing to do the work and it looks good.
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Old May 10, 2006 | 02:32 PM
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Car: 1987 Chevy Stepside
Engine: 350 TBI w/ a Cam
Transmission: 3 Speed Stick w/ granny low
Wow I'm suprised this is the cleanest looking dual exhaust I've seen. I definatly would have opted for 2.5 or even 3 inch though... I'm thinking about making it a summer project to do 2.5" duals all the way back from shorties.
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Old May 11, 2006 | 02:13 AM
  #27  
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From: Hudson, FL USA
Car: 1988 Camaro(92 Z28 clone)
Engine: Forged 383, AFR 195 419/430@wheels
Transmission: Monster 700R4 Yank 3600 stall
Axle/Gears: 9in Detroit locker-3.90's,35 spline
I would be a little worried about hitting a huge bump with the rear end and have the panhard bar come up and hit the piping on the driver's side.
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Old May 11, 2006 | 04:47 AM
  #28  
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Originally Posted by Purple82TA
haha.. i cleaned that up, wire brushed and painted it. So far no leaks have shown up... i have no idea when the last time the rear was serviced, i should do that sometime. I'm afraid the LSD would stop working tho
You know what it means when it stops leaking, right? You’re out of gear lube….

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Old May 11, 2006 | 09:23 AM
  #29  
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
Originally Posted by paulmoore
I would be a little worried about hitting a huge bump with the rear end and have the panhard bar come up and hit the piping on the driver's side.

The suspention was down in that pic, when the muffler dude welded in a hanger he melted thru one of the plastic lines for the air shocks.. lol



Originally Posted by 83 Crossfire TA
You know what it means when it stops leaking, right? You’re out of gear lube….


good point... i may have to check that.
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Old May 13, 2006 | 12:22 AM
  #30  
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From: Noblesville In
Car: 86 sports coupe-83 berlinetta
Engine: 5.0 in the sports coupe-350 in the berlinetta
Transmission: 700r4 in the sports coupe-turbo-350 with a 2500 stal in the berlinetta
Whats the tail pipes look like out back?
Thanks Randy
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Old May 13, 2006 | 12:38 AM
  #31  
DeathStarr89's Avatar
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
you can kinda see them in the vid clip in my sig... keep in mind the exhaust wasn't completely hooked up there, there was a 1" gap between the collectors and the tail pipes...

I'll be driving it all weekend so maybe i'll get a clip of what it sounds like now...
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Old May 23, 2006 | 10:22 PM
  #32  
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Car: 1989 Camaro IROC-Z28
Engine: D1SC Procharged 350
Transmission: D&D Performance built T-56
Axle/Gears: Moser 12-bolt 3.90
Get a fan shroud or an electric fan setup before you cut your arm! lol
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Old May 24, 2006 | 01:39 AM
  #33  
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
Originally Posted by Forcefed89
Get a fan shroud or an electric fan setup before you cut your arm! lol

works great as a salad shooter...

i actually tossed a carrot in there the other day to show my son what it would do to a finger


I have an electric fan from a newer formula but my lower rad support dosen't seem to have the propper mounts for it. I also need the plastic piece that goes over the top of the radiator as well...
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Old May 24, 2006 | 10:04 AM
  #34  
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From: Brighton, CO
Car: '72 Chevy Nova
Engine: Solid roller 355
Transmission: TH350
Axle/Gears: 8.5" 10-bolt 3.73 Posi
Very cool, I'm glad you got them to fit!

Looks like very clean exhaust work btw
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Old May 24, 2006 | 10:37 AM
  #35  
DeathStarr89's Avatar
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From: Davenport, Iowa
Car: Still a 3rd Gen
Engine: 450HP 355
Transmission: TH350
Axle/Gears: 9" with 4.11's
lol, you guys do know this post is over a year old right?
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Old Jun 30, 2007 | 11:38 PM
  #36  
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Re: These look like they are gonna fit?

wel its definitely over a year old now heh

i have two questions

how exactly did you relocate the speedo cable and where to ?

and the fuel line what exactly did you do about that ?

thanks
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