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Old Jul 20, 2005 | 10:59 PM
  #1  
abtr26's Avatar
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From: CA
Car: 84 Firebird
Engine: 305 v8
need opinion

ok i need a Carburetor, i have a 84 firebird v8 tbi. I found 2, which do u suggest i buy, and are they correct for fitting, ie. emission hook-ups?

Thanks!

http://cgi.ebay.com/ebaymotors/Camar...QQcmdZViewItem

http://cgi.ebay.com/ebaymotors/ROCHE...QQcmdZViewItem
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Old Jul 20, 2005 | 11:20 PM
  #2  
net_coma's Avatar
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From: Ft. Worth
84 Firebird TBI and you need a carburator that works with the emissions? If it is a TBI you dont have the ECM to operate the carburator. The E4ME is the correct computer carb but only one of the two ads says it is this carb, other is similar but has been to long for me to remember enough to say they are the same. Maybe you want a new throttle body?
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Old Jul 20, 2005 | 11:48 PM
  #3  
abtr26's Avatar
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From: CA
Car: 84 Firebird
Engine: 305 v8
I do have ecm, at least thats what im reading from a haynes manuel, also quote from web site talking about tbi engines

"3rdGen F-body, the 305 underwent many changes and breathed through many different types of induction processes. This capable motor started out breathing with a Rochester four barrel computer controlled carburetor , briefly flirted with a complex cross-ram throttle body injection setup, enjoyed an optional TPI tuned port fuel injection system, and finally went back to throttle body injection as it's mass produced main stay form of induction.

also i had in the shop and was told I would need a rebuild, duh!. the carbs that i found would be cheaper for me to buy then to have rebult that's why i was asking.... but if u have other recommendations that would be great too. thanks!
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Old Jul 20, 2005 | 11:52 PM
  #4  
Apeiron's Avatar
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From: Mercedes Norte, Heredia, Costa Rica
Car: 1984 Z28 Hardtop
Engine: 383 Carb
Transmission: 4L60
Axle/Gears: 3.54 Dana 44
Which do you have? Carb or TBI? You can't have both.
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Old Jul 20, 2005 | 11:58 PM
  #5  
abtr26's Avatar
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From: CA
Car: 84 Firebird
Engine: 305 v8
i apologize for any confusion im trying to make sense from what im reading in this damn book, all I know is from looking at pictures in this book, It appears I have a E4ME Carb..
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Old Jul 21, 2005 | 12:03 AM
  #6  
8Mike9's Avatar
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Joined: Jul 1999
Posts: 5,183
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From: Oakdale, Ca
Car: 89 IrocZ
Engine: L98-ish
Transmission: 700R4
Put the book down and open the hood. Pull the aircleaner off, if you see two injectors with two wires on top of each one, you have TBI. If you see two smaller holes in front of two larger holes, you have a carb.

Assuming you have the original setup the car came with, post the 8th digit of the VIN.
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Old Jul 21, 2005 | 12:05 AM
  #7  
abtr26's Avatar
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From: CA
Car: 84 Firebird
Engine: 305 v8
also the damn thing sounds/feels like im driving a little go-kart when i press the accelerator
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Old Jul 21, 2005 | 12:07 AM
  #8  
abtr26's Avatar
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From: CA
Car: 84 Firebird
Engine: 305 v8
yeah carb.

I just replaced the pcv valve becuase the old one was leaking purge like crazzy.

Last edited by abtr26; Jul 21, 2005 at 12:09 AM.
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Old Jul 21, 2005 | 12:14 AM
  #9  
ME Leigh's Avatar
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Joined: Jan 2002
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From: Valley of the Sun
Car: 82 Z28
Engine: Al LT1 headed LG4 305
Transmission: TH350
Axle/Gears: 3.73 posi with spacer
I don't think they had TBI in 84, except for the few if any crossfire carry overs.
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Old Jul 21, 2005 | 12:20 AM
  #10  
abtr26's Avatar
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From: CA
Car: 84 Firebird
Engine: 305 v8
ok . i Have a carberator, so back to my 1st question. refer to top of page.

and if you are curious about tbi engines go here http://www.goingfaster.com/spo/tbi.html
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Old Jul 21, 2005 | 12:47 AM
  #11  
ME Leigh's Avatar
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From: Valley of the Sun
Car: 82 Z28
Engine: Al LT1 headed LG4 305
Transmission: TH350
Axle/Gears: 3.73 posi with spacer
Why do you need a carb? Do you not have one?
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