TBI Throttle Body Injection discussion and questions. L03/CFI tech and other performance enhancements.

350tbi injectors on a 305tbi

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Old Jan 24, 2006 | 12:11 PM
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91rs305tbi's Avatar
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From: austin, Texas
Car: 91 camaro rs
Engine: 305 tbi
Transmission: 700r4??
350tbi injectors on a 305tbi

I know this has probably been asked before and i will be told to do a search but i did and i couldnt find anything..i just want to know what all it takes to put 350injectors on a 305 and is it worth it....i know i will need a fuel pressure regulator and 350tbi injectors...will i also need to get my chip re-done...any help will be nice....even if you have tips on searching the site better....thanks
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Old Jan 24, 2006 | 02:17 PM
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From: Cincinnati, OH
Car: '90 RS
Engine: 377 LSX
Transmission: Magnum T56
Re: 350tbi injectors on a 305tbi

Originally posted by 91rs305tbi
I know this has probably been asked before and i will be told to do a search but i did and i couldnt find anything..i just want to know what all it takes to put 350injectors on a 305 and is it worth it....i know i will need a fuel pressure regulator and 350tbi injectors...will i also need to get my chip re-done...any help will be nice....even if you have tips on searching the site better....thanks
There is no benifit on a stock LO3 to add larger injectors. To do so you would need to do the necessary chip work to dial them in (duty cylce, injector constant, fuel pressure ect ect.)
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Old Jan 26, 2006 | 10:50 AM
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91rs305tbi's Avatar
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From: austin, Texas
Car: 91 camaro rs
Engine: 305 tbi
Transmission: 700r4??
its not a stock engine...and if i go int virtualengine2000 and put it my specs it says i need injectors pushing around 60lb/hr so i think 350 will be just fine....but what all do i need to do to make 350 injectors work in my 305
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Old Jan 26, 2006 | 11:31 AM
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90FormulaWS6's Avatar
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From: Edison, NJ
Car: 1991 Camaro RS
Engine: 305 TBI
Transmission: WCT5
to make them work, you put them in the injector pod and plug them in basically

to make them work to their potential and engines potential you will have to do what shifty said
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Old Jan 26, 2006 | 12:24 PM
  #5  
crrllmich's Avatar
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From: Red Lion, PA
Car: 91 Camaro RS, 99 Camaro Z28
Engine: L03, LS1
Transmission: 700R4, T56
Axle/Gears: bunch of 10 bolts how scary is that
Hey WS6 what did you car run 1/4th with those mods?
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Old Jan 26, 2006 | 12:29 PM
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90FormulaWS6's Avatar
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From: Edison, NJ
Car: 1991 Camaro RS
Engine: 305 TBI
Transmission: WCT5
havent run it... i didnt get it tuned in time for the end of the season, now its like 95% tuned and i have a couple months to get it 100% for the track... dyno in march though
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Old Jan 26, 2006 | 01:19 PM
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91rs305tbi's Avatar
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From: austin, Texas
Car: 91 camaro rs
Engine: 305 tbi
Transmission: 700r4??
cool guys...thanks for the help....so if i got my chip from tbichips.com i could just tell him what im doing and he can burn me a new chip or do yall reccomend just buckling down and buying the stuff so i can do it on my own....
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Old Jan 26, 2006 | 01:25 PM
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90FormulaWS6's Avatar
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From: Edison, NJ
Car: 1991 Camaro RS
Engine: 305 TBI
Transmission: WCT5
do it yourself... youll be happy that you did in the end because you will be able to datalog and change different things until you feel the tune is 100% . by going with tbi chips or someones mail order chip you are limiting yourself toa one time tune where the tune is what they belive is correct for the car w/o the chance of future correction of the tune that isnt right for the setup IE rich lean @ WOT, or not enough timing/too little timing or a lot of different things... plus you get an understanding of how the engine reacts to different modifications
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Old Jan 26, 2006 | 02:18 PM
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91rs305tbi's Avatar
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From: austin, Texas
Car: 91 camaro rs
Engine: 305 tbi
Transmission: 700r4??
sweet...thanks for the help man...and i guess ill be needing that tuning stuff when i throw in my 383tbi too.
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Old Jan 26, 2006 | 06:32 PM
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Car: '90 RS
Engine: 377 LSX
Transmission: Magnum T56
Originally posted by 91rs305tbi
and i guess ill be needing that tuning stuff when i throw in my 383tbi too.
Without it your 383 would be useless. You will be much happier in the end when you spend less, learn a system, and make your car run perfect.
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Old Jan 27, 2006 | 12:33 AM
  #11  
91rs305tbi's Avatar
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From: austin, Texas
Car: 91 camaro rs
Engine: 305 tbi
Transmission: 700r4??
what do yall think is a good price for tuning stuff...i know someone who will sell me everything i need to tune my car minus the laptop for 250....the software...the cable...and the burner
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Old Jan 27, 2006 | 01:14 AM
  #12  
90FormulaWS6's Avatar
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From: Edison, NJ
Car: 1991 Camaro RS
Engine: 305 TBI
Transmission: WCT5
honestly, you can get it cheaper from moates.net
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Old Jan 27, 2006 | 01:52 PM
  #13  
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From: Gladstone, Missouri
Car: 91 Camaro RS
Engine: 5.0L TBI (ebl inside)
Transmission: T-5
Axle/Gears: 3.42 lsd 10 bolt
91rs305tbi, I'd consider the EBL if you are buying new stuff now.
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Old Jan 27, 2006 | 05:01 PM
  #14  
91rs305tbi's Avatar
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From: austin, Texas
Car: 91 camaro rs
Engine: 305 tbi
Transmission: 700r4??
im totally new to this so what do i need to buy....and what is EBL
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