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HELP Changing Engine Whats better TBI or Carb

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Old Oct 28, 2008 | 11:53 AM
  #1  
chris0834's Avatar
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From: miami FL
Car: 89 camaro
Engine: 350 carb,headers,intake,cam
Transmission: automatic 700r4
HELP Changing Engine Whats better TBI or Carb

Hi I am going to get my engine rebuilt. I have a tbi 350 in my 89 camaro but was thinking about putting a 350 carb. What would be better?thanks
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Old Oct 28, 2008 | 02:10 PM
  #2  
five7kid's Avatar
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From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
"Better" is in the eye of the beholder.

What will you be using the car for, and what do you expect out of it?
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Old Oct 28, 2008 | 02:30 PM
  #3  
CJG1987's Avatar
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From: Bolingbrook, IL
Car: 1983 Trans Am
Engine: 305 4bbl
Transmission: 700R4
Axle/Gears: 10 Bolt 3.27 posi
Re: HELP Changing Engine Whats better TBI or Carb

x2....it depends on what you want out of it, IMO if you want a **** load of power you should go fuel injection, if you want a reliable, easily tuned powerhouse go carb. again, "better" is different person to person
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Old Oct 28, 2008 | 03:04 PM
  #4  
chris0834's Avatar
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From: miami FL
Car: 89 camaro
Engine: 350 carb,headers,intake,cam
Transmission: automatic 700r4
Re: HELP Changing Engine Whats better TBI or Carb

I am going to use the car as a daily driver but i want it to sound nice and have alot of power
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Old Oct 28, 2008 | 04:58 PM
  #5  
five7kid's Avatar
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From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
TBI can do that.

"A lot of power" - see "Better" above.
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Old Oct 28, 2008 | 11:13 PM
  #6  
chris0834's Avatar
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From: miami FL
Car: 89 camaro
Engine: 350 carb,headers,intake,cam
Transmission: automatic 700r4
Re: HELP Changing Engine Whats better TBI or Carb

ok cool.

Thanks
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Old Oct 28, 2008 | 11:21 PM
  #7  
ccook-92-305's Avatar
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From: Carbondale/Sciota IL
Car: 1992 Camaro RS
Engine: 305 TBI
Transmission: 700R4 w/transgo 700 shift kit
Axle/Gears: 3.42 posi
Re: HELP Changing Engine Whats better TBI or Carb

well if your gonna go with "a lot of power" a carb is the way to go so you can get that power without spending a small fortune on tuning tools. for a daily cold driver the tbi is gonna be better for startup since its fuel injected.

my vote is carb so long as you know how to tune it in and dont mind crankin a little when its cold. but im oldschool.
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Old Oct 29, 2008 | 08:46 PM
  #8  
andersond's Avatar
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From: Illinois
Car: 83 Camaro Z28 (82K miles)
Engine: tired 305!
Transmission: 700R4
Axle/Gears: Stock Posi
Re: HELP Changing Engine Whats better TBI or Carb

Hey clayton (above post), hes right. The best way for the budgeted mechanic to go is carb. Cheaper, easily tuned, and gives you that good old deep cammed out sound we all like to hear. On the other hand, throttle body would give you a little more long term, less maintenence liability. If you dont know a whole lot about tuning carbs, you may want to go that route. Also, I'd evaluate what kind of components your going to be throwing in this 350, and what kind of fuel source you're going to be supplying them with.
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Old Oct 30, 2008 | 12:00 AM
  #9  
ccook-92-305's Avatar
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From: Carbondale/Sciota IL
Car: 1992 Camaro RS
Engine: 305 TBI
Transmission: 700R4 w/transgo 700 shift kit
Axle/Gears: 3.42 posi
Re: HELP Changing Engine Whats better TBI or Carb

hey there andersond... not gonna lie... kinda creepy u know my name and I cant put my finger on who you are haha.
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Old Oct 30, 2008 | 07:23 AM
  #10  
andersond's Avatar
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From: Illinois
Car: 83 Camaro Z28 (82K miles)
Engine: tired 305!
Transmission: 700R4
Axle/Gears: Stock Posi
Re: HELP Changing Engine Whats better TBI or Carb

haha its devin anderson...you know who i am...i live in goodhope haha. go to school with your brother.
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Old Oct 31, 2008 | 01:15 AM
  #11  
ccook-92-305's Avatar
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From: Carbondale/Sciota IL
Car: 1992 Camaro RS
Engine: 305 TBI
Transmission: 700R4 w/transgo 700 shift kit
Axle/Gears: 3.42 posi
Re: HELP Changing Engine Whats better TBI or Carb

hah yea i know u now. still gotta put the RS up agains yours sometime. nd when you think about it its really the perfect test for Chris who started the thread here. if im rememberin right urs is carb with an intake and exhaust and mine is TBI with exhaust, gears and a shift kit. 305 instead of 350 like chris but same general idea. prolly b a close race.

ill b home this weekend but then not again till thanksgiving.



p.s. chris sorry bout the hijack.
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Old Oct 31, 2008 | 01:59 AM
  #12  
Daves03's Avatar
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Joined: Oct 2006
Posts: 167
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Car: 1991 Chevrolet Camaro RS Red
Engine: 305 V8 TBI
Transmission: TH-700R4
Re: HELP Changing Engine Whats better TBI or Carb

the tbi has alot of low end torque the tpi has a lot of high end horsepower the tbi is also more fuel effiecient, better on cold morning startups and can even in stock form(I should no my car is bone stock) Sound pretty nasty with a decent exhaust system(nothin but a flowmaster muffler and punched out cat)
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Old Oct 31, 2008 | 02:58 AM
  #13  
Gordiggz's Avatar
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Joined: Sep 2007
Posts: 242
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From: NY
Car: 1983 Z-28
Engine: 305
Transmission: 700R4
Axle/Gears: ?
Re: HELP Changing Engine Whats better TBI or Carb

I'd vote TBI...if only to keep the car legal. I know FL is pretty relaxed with their inspection requirements, but who knows what the future holds with lawmakers and the EPA, etc. I like knowing there is no way I could fail no matter how strict they get.
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Old Oct 31, 2008 | 07:25 AM
  #14  
andersond's Avatar
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Posts: 26
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From: Illinois
Car: 83 Camaro Z28 (82K miles)
Engine: tired 305!
Transmission: 700R4
Axle/Gears: Stock Posi
Re: HELP Changing Engine Whats better TBI or Carb

haha ya we need to run them here soon. By thanksgiving mine will have a rebuilt 350 with a rebuilt 700R4. I just bought them, picking them up tommorow. But dylans got my number so send me a text if ya wanna run them before i pull that 305 out. See ya later.
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Old Nov 16, 2008 | 03:06 PM
  #15  
BackInBlack86's Avatar
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20 Year Member
 
Joined: Nov 2003
Posts: 189
Likes: 1
From: Elkhart, IN, USA
Car: 77 K20 80 K2500 93 C2500 94 K1500
Engine: 350 350 454 350
Transmission: 350 465 80E 60E
Axle/Gears: 4.10 3.73 5.13 3.73
Re: HELP Changing Engine Whats better TBI or Carb

Originally Posted by Daves03
the tbi has alot of low end torque the tpi has a lot of high end horsepower the tbi is also more fuel effiecient
the TBI does have a lot of low end, but in my experiences, so does the TPI. starts to fall on its face at higher RPMs. that's why we have things like the Stealth Ram.
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Old Nov 18, 2008 | 12:49 AM
  #16  
robertfrank's Avatar
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From: Salt Lake City, Utah
Car: 1988 camaro "SS"/ 1991 305/T5
Engine: 383 LT1 in progress/LT1TBI 355 soon
Transmission: Probuilt 700R4 3600 stall/ T5
Axle/Gears: Moser axles, 3.42 Eaton Posi
Re: HELP Changing Engine Whats better TBI or Carb

Here you go.

https://www.thirdgen.org/forums/tbi/...i-buildup.html

Fast355 pretty much explains it.

TBI hands down.
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Old Nov 21, 2008 | 05:25 AM
  #17  
doc221978's Avatar
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Joined: Oct 2006
Posts: 320
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From: Allenhurst, GA
Car: '81 Z-28
Engine: Soon to be a 383
Transmission: Muncie
Axle/Gears: 3.42
Re: HELP Changing Engine Whats better TBI or Carb

I have beaten a stock LT1 with a built 305 TBI. The best part was the exhaust though.... Headers ran to a y-pipe, then straight back. No muffler or cat, and it sounded like an expensive system. It is pretty easy to get good power and mileage out of it.

My brother had a 350 TBI out of a truck into a camaro. It was almost stock, and would break the tires loose with ease going into second. He never ran it on the track, but I bet it would have been mid to high 13's.
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