LT1-LT4 Modifications 1993-97 Gen II Small Block V8

carb. conversion

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Old 05-13-2006 | 03:34 PM
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That is a street ported intake(seen one from them in person not that much material removed), I will asume with the geometry corrected for any head and block milling so $425, hell of a lot cheaper than a carb conversion. Far as the carbed stuff running around with that power sure but is it as drivable with the same power as an injected motor, NO! From what I have seen take a 300rwhp carbed engine and a 300rwhp injected one and the injected one is still faster due to better fueling through the whole rpm range.

I do not have a 500rwhp but it is a daily drivable Caprice with a stock shortblock that I am fairly confident will put down some good numbers judging by the 380+gps the MAF is reading so it is not like I have no applicable experiance. Lots of rain hoping it clears by friday for some track times.
Old 05-13-2006 | 04:25 PM
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well fellers, first off i am over 40ish this 94 camaro was a good daily driver until last year, when i turned it into a drag only car as in my signature. at the begining of the year it ran fine, i installed a msd 6al, 2 step,to leave off the trans brake @ 3500 rpms. it has been sitting for a month and just got it back from the paint shop cleaned it all up, went to the track ran fine 7.28 @98 mph 1/8 mile. since then it has rained every weekend for the past month got it out yesterday and it will start and run fine for 3-5 minutes and die no fire to the plugs. let it set for 15-20 minutes will start up and run for another 3-5 minutes. tooked the msd box out of the picture still no fire,replaced the coil no fire. i do not have a laptop to check it with? i was going to the super chevy show with it next weekend but it aint looking good. if were a simple fix that would be fine but you dont have this problem with a carb. and a dist. that if you sneeze on it it will go out. and yes i will agree that fuel injection is a lot better than carb. set up but not as reliable as far as you dont have to have a lot of maintence involved. so if anyone has done this let me know just looking at options.
Old 05-13-2006 | 05:37 PM
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Originally Posted by 94greencamaro
Why would you want to? Injection is WAY better

I agree, with a carb you are going to have to always be adjusting and tuning, FI is way better in all facets. People who do these conversions boggle my mind, the only pro for a carb is ease of tuning, that is it.

If you have never owned a car with a carb I understand, but its a pain in the butt, somedays it doesnt want to start somedays it runs like abat out of hell some days it doesnt want to get out of its own way, carbs are good, but they are finicky. My 97 TA is the first car I have owned with FI and I wouldnt trade it for the world
Old 05-13-2006 | 09:48 PM
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just another opinion...from a guy in your situation....
i like that carbuerated setup...how many TRUE race cars do you see at the track with a fuel injected setup....very few if any. if it's a stock motor, i wouldn't agree with the switch, but if it's a radical setup, in a pure race car....i'm all for it.
i'm building a 396 solid roller lt1 with AFR 210 competition heads that have been ported even farther since AFR sent them. my setup is going to be an Edlebrock super victor ported intake with a barry grant 1150....carbuerated, it will out perform ANY fuel injected setup hands down at the track.
one more benifit it the tuneabilty as mentioned befor. any of you guys that take your car to the track, run it, and try to squeeze another couple tenths out of it know that there isn't a whole lot you can tweak at the track....verses carbueration, where you can change quite a few things to see what reacts to the track conditions, and thereby getting everything out of the car from day to day at the track.
tuning a fuel injected car is easy for the lazy guys....tune it once and jsut live with whatever you've got. a guy that is willing to spend the time with the carb will ALWAYS out perform the fuel injected guy



just my .02.....not trying to make anybody mad....

good luck either way you decide

my town has a few of the lt1 based carbed cars running around....which happen to be the fastest one..cough cough...

if you have any questions or need some help, feel free to pm me and i'll help you out the best i can
Old 05-13-2006 | 10:15 PM
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how many TRUE race cars do you see at the track with a fuel injected setup....very few if any.
we must go to different tracks because i see plenty.

i'm building a 396 solid roller lt1 with AFR 210 competition heads that have been ported even farther since AFR sent them. my setup is going to be an Edlebrock super victor ported intake with a barry grant 1150....carbuerated, it will out perform ANY fuel injected setup hands down at the track.
lol thats a bold statement. what kind of times are you expecting to be able to make a statement like that?

one more benifit it the tuneabilty as mentioned befor. any of you guys that take your car to the track, run it, and try to squeeze another couple tenths out of it know that there isn't a whole lot you can tweak at the track....verses carbueration, where you can change quite a few things to see what reacts to the track conditions, and thereby getting everything out of the car from day to day at the track.
you can change stuff at the track with FI just the same as you can with a carb.

my town has a few of the lt1 based carbed cars running around....which happen to be the fastest one..cough cough...
what are the setups? and what kind of times?

brook
Old 05-13-2006 | 10:58 PM
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Originally Posted by streetrod93
just another opinion...from a guy in your situation....
i like that carbuerated setup...how many TRUE race cars do you see at the track with a fuel injected setup....very few if any. if it's a stock motor, i wouldn't agree with the switch, but if it's a radical setup, in a pure race car....i'm all for it.
i'm building a 396 solid roller lt1 with AFR 210 competition heads that have been ported even farther since AFR sent them. my setup is going to be an Edlebrock super victor ported intake with a barry grant 1150....carbuerated, it will out perform ANY fuel injected setup hands down at the track.
one more benifit it the tuneabilty as mentioned befor. any of you guys that take your car to the track, run it, and try to squeeze another couple tenths out of it know that there isn't a whole lot you can tweak at the track....verses carbueration, where you can change quite a few things to see what reacts to the track conditions, and thereby getting everything out of the car from day to day at the track.
tuning a fuel injected car is easy for the lazy guys....tune it once and jsut live with whatever you've got. a guy that is willing to spend the time with the carb will ALWAYS out perform the fuel injected guy



just my .02.....not trying to make anybody mad....

good luck either way you decide

my town has a few of the lt1 based carbed cars running around....which happen to be the fastest one..cough cough...

if you have any questions or need some help, feel free to pm me and i'll help you out the best i can

You are a prime example of the IGNORANCE that leads to carbed conversions. For those willing to put forth the effort to learn injection is the way to go. I would say you are the lazy one unwilling to learn how to deal with injection. As was said you can tune injection at the track you just use a laptop instead of a screwdriver and keystrokes instead of a different set of jets.
Old 05-14-2006 | 12:00 AM
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that ignorance has been proven to produce just under ten single digit cars that can be put on the street from my hometown alone...
you guys sit here and bitch about not trying to learn new things, but then you say the ONLY way to go is FI....some contradiction to me....
the point i was trying to make..which was OBVIOUSLY missed by everying *** hole nature was that i've seen several cars with carbuerated setups outperform identical setups fuel injected....
maybe you missed the part where i said it was my opinion...i don't guess that sentence made it far enough up your *** hole where your eyes were
Old 05-14-2006 | 12:04 AM
  #28  
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aggiez28.....
my wording was a little off in the first one...what i tried to say was that an identical setup under FI would not out perform the 396 i'm building....obviously if different parts are used it wouldn't be comparing identical components.
as for what the car will run....i'm going to be VERY dissapointed if i don't see mid 9's

Last edited by streetrod93; 05-14-2006 at 12:10 AM.
Old 05-14-2006 | 12:06 AM
  #29  
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Originally Posted by streetrod93
that ignorance has been proven to produce just under ten single digit cars that can be put on the street from my hometown alone...
you guys sit here and bitch about not trying to learn new things, but then you say the ONLY way to go is FI....some contradiction to me....
the point i was trying to make..which was OBVIOUSLY missed by everying *** hole nature was that i've seen several cars with carbuerated setups outperform identical setups fuel injected....
maybe you missed the part where i said it was my opinion...i don't guess that sentence made it far enough up your *** hole where your eyes were
And ive seen many people who had carbuerated setups switch over to fuel injected and see a huge difference at the track. I guess that means that fuel injected is going to outperform EVERY carbuerated setup out there. Right But i guess fuel injected setups cant be tuned as good as carb setups, can they
Old 05-14-2006 | 12:10 AM
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i'm not saying that you can't make a FI car fast...once you get into the 9 and 8 second quarter mile cars....it's just a matter of how much money you want to dump into the car to make it faster...

to answer the original question...yes i have seen these cars carbuerated, and i've seen VERY good results from it....
obviously other people have seen negative results giving the differentiation between our OPINIONS.
Old 05-14-2006 | 12:30 AM
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amatures....funny....i'll leave that one alone

have fun which ever way you decide to go 1994z
Old 05-14-2006 | 01:14 AM
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what i tried to say was that an identical setup under FI would not out perform the 396 i'm building
are you refering to stricktly drag strip performance? or it being able to drive on the street daily also?

brook
Old 05-14-2006 | 01:34 AM
  #33  
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Originally Posted by 1994z
well fellers, first off i am over 40ish this 94 camaro was a good daily driver until last year, when i turned it into a drag only car as in my signature. at the begining of the year it ran fine, i installed a msd 6al, 2 step,to leave off the trans brake @ 3500 rpms. it has been sitting for a month and just got it back from the paint shop cleaned it all up, went to the track ran fine 7.28 @98 mph 1/8 mile. since then it has rained every weekend for the past month got it out yesterday and it will start and run fine for 3-5 minutes and die no fire to the plugs. let it set for 15-20 minutes will start up and run for another 3-5 minutes. tooked the msd box out of the picture still no fire,replaced the coil no fire. i do not have a laptop to check it with? i was going to the super chevy show with it next weekend but it aint looking good. if were a simple fix that would be fine but you dont have this problem with a carb. and a dist. that if you sneeze on it it will go out. and yes i will agree that fuel injection is a lot better than carb. set up but not as reliable as far as you dont have to have a lot of maintence involved. so if anyone has done this let me know just looking at options.
Sounds to me like an optispark problem. Just like a regular distributor optis need maintenance too

I've been around a lot of guys who run carbs. My brother, his friends, etc. Gf's dad and brother both own carbed cars (Dad has 86 Monte Carlo 468 BBC, and brother has 87 camaro he converted to run Carb) and there's a lot of maintenance in my book with a carb too.

IMO i say it's your call what you want to do. May turn out to be what you want and then again it might not be.
Old 05-14-2006 | 01:44 AM
  #34  
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thats what i have been leaning toward. will see in the morning i am going to get one and install it. if it does i will get a laptop and find out what all else i need to help me out. thanks.
Old 05-14-2006 | 08:34 PM
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Originally Posted by aggiez28
are you refering to stricktly drag strip performance? or it being able to drive on the street daily also?

brook
all of my posts in their entirety through this thread have been based soley on an exclusivley raced car. 1994z said that was his intentions...to drag the car, so i was not involving any street time into my opinion.

if he plans on putting it on the street more than an occasional day or two in the summer to a cruise in or something, i would say fuel injection all the way...

my daily driver...1993z28 heads/cam (11.21et) car will remain fuel injected becuase i can't sacrifice the driveability. as mentioned befor, the 396 project will be carbuerated because it's being directioned toward exclusive track time.

all of you hollering to stay fuel injected i agree with 100% if he plans to street the car....but if it's a race application, i stand by my opinion/EXPERIENCE with carbuerators at the track.
Old 05-14-2006 | 11:45 PM
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all of my posts in their entirety through this thread have been based soley on an exclusivley raced car. 1994z said that was his intentions...to drag the car, so i was not involving any street time into my opinion.
ok, i just wanted to make sure we were both on the same page...

imo a carb isnt bad but you could do just as well or better with Fi even on a pure race setup.
i have a few friends running 8s and 7s with FI cars. thats pretty fast imo.

brook




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