Forced Induction Supercharger/Turbocharger

want to FI a stock daily driver...info please

Old Feb 22, 2004 | 10:28 PM
  #1  
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want to FI a stock daily driver...info please

alright, if my 97 doesn't sell so i can buy a Vette, i am buying an S/C. wanted turbo, but i don't have the time or resources to do that serious of tuning. this is a stock motor. i will buy headers but but as far as internals go, the thing is stock. i'm sure this is an over asked question but i am planning on making the purchase in a month during spring break. so a few questions and also please add your own comments/advice about anything else i need to know.

1) vortech, procharger, powerdyne?...i liked the 3yr warranty of the procharger
2) how much boost can i SAFELY push?
3) how much HP/TQ with the above amount of boost?
4) is the fuel economy more efficient than doing a big heads/cam package?
5) which rear gear will make less stress on my drivetrain, 2.73 or 3.42? (i realize 3.42's are quicker, i'm not that stupid, but which is more forgiving to the good'ol GM 10 bolt?)
6) do you want my car while it's stock? i have pics to help reveal the cleanliness of it! $8500 obo
Old Feb 22, 2004 | 10:34 PM
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A fellow ME student. Sweet! The scholarship chairperson at my school went to OSU where he got his bachelors, masters, and a few doctoral degrees while he was at it. Great school!

As far as supercharger...I have seen most people go 8lbs intercooled stock w/o much difficulty. I would recommend getting a dynotune (not just mail-order) because tuning is what will make your engine last and perform well for a long time. I would ditch the fmu they give you and just run the bigger injectors (no biggie since you're getting dynotune anyways).

What else do you want to know? I've searched this stuff a lot so I can probably tell you who is going to say what.
Old Feb 22, 2004 | 10:55 PM
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Originally posted by ltlhomer
A fellow ME student. Sweet! The scholarship chairperson at my school went to OSU where he got his bachelors, masters, and a few doctoral degrees while he was at it. Great school!

As far as supercharger...I have seen most people go 8lbs intercooled stock w/o much difficulty. I would recommend getting a dynotune (not just mail-order) because tuning is what will make your engine last and perform well for a long time. I would ditch the fmu they give you and just run the bigger injectors (no biggie since you're getting dynotune anyways).

What else do you want to know? I've searched this stuff a lot so I can probably tell you who is going to say what.
haha hey what's up man? Michigan, eh? i'm just gonna pretend you don't attend the "University of that state up north" (joking)
so you really think i could do 8lbs? i figured that would be stretching it. what can you tell me about dyno tunes? am i going to need lt1 edit and learn how to tune it myself or will the dyno shop provide the resources and tune it for you? also, have you found that any brand of S/C seems to be better than the rest?
Old Feb 22, 2004 | 10:58 PM
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I go to LTU not crappy UofM or MSU.

ATI/Vortech seem to be the weapons of choice for most of the FI guys. For stock motors, s-trims and p600b's/p1sc's are usually the blowers.

As far as dynotune, find a local shop that tunes lt1's and they should have everything they need. I'm sure there is a shop within a few hours that can take care of you.
Old Feb 22, 2004 | 11:12 PM
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an inter- or after-cooler is not going to be needed for my stock application will it? right now i'm looking at the P1SC 8# boost with 2-core intercooler for $3789.99 will the intercooler push my engine past it's limit?
Old Feb 22, 2004 | 11:32 PM
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If anything, the intercooler will help save your motor by preventing detonation. If you are looking at the ATI kits, look into the twin intercooler system.
Old Feb 23, 2004 | 04:37 AM
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I think you need to decide if you want a Corvette or an F-body. It seems you really want a Corvette. If that's so, why put $$$ into the F-body? You will kill the value of the car by installing a blower, putting you enen further away from the Corvette you really seem to want.

No blower on a stock motor is "safe". There's a large number of variables that will play into the reliability of such a combo. You've identified a major one: how much boost. But how you drive it and tuning play a big role. Still, there's a big element of plain old dumb luck. In any case, you have the right idea about some dynotuning. Getting the AF ratio and timing right are important if you want it to last. We put a Procharger kit on a Mustang a while back. Installed correctly as per the instructions, the AF was 15:1! The car drove fine and made good power. But if this had been a DIY job, with no testing on the dyno, it might have gone a couple of hundred miles, if that, before a major meltdown. After reprogramming the PCM, the AF was a nice, safe 13:1 at WOT and the last I heard it was still running strong.

Rich Krause
Old Feb 23, 2004 | 07:35 AM
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Originally posted by rskrause
I think you need to decide if you want a Corvette or an F-body. It seems you really want a Corvette. If that's so, why put $$$ into the F-body? You will kill the value of the car by installing a blower, putting you enen further away from the Corvette you really seem to want.

No blower on a stock motor is "safe". There's a large number of variables that will play into the reliability of such a combo. You've identified a major one: how much boost. But how you drive it and tuning play a big role. Still, there's a big element of plain old dumb luck. In any case, you have the right idea about some dynotuning. Getting the AF ratio and timing right are important if you want it to last. We put a Procharger kit on a Mustang a while back. Installed correctly as per the instructions, the AF was 15:1! The car drove fine and made good power. But if this had been a DIY job, with no testing on the dyno, it might have gone a couple of hundred miles, if that, before a major meltdown. After reprogramming the PCM, the AF was a nice, safe 13:1 at WOT and the last I heard it was still running strong.

Rich Krause
I agree.
Old Feb 23, 2004 | 07:39 AM
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Originally posted by rskrause
I think you need to decide if you want a Corvette or an F-body. It seems you really want a Corvette. If that's so, why put $$$ into the F-body? You will kill the value of the car by installing a blower, putting you enen further away from the Corvette you really seem to want.

No blower on a stock motor is "safe". There's a large number of variables that will play into the reliability of such a combo. You've identified a major one: how much boost. But how you drive it and tuning play a big role. Still, there's a big element of plain old dumb luck. In any case, you have the right idea about some dynotuning. Getting the AF ratio and timing right are important if you want it to last. We put a Procharger kit on a Mustang a while back. Installed correctly as per the instructions, the AF was 15:1! The car drove fine and made good power. But if this had been a DIY job, with no testing on the dyno, it might have gone a couple of hundred miles, if that, before a major meltdown. After reprogramming the PCM, the AF was a nice, safe 13:1 at WOT and the last I heard it was still running strong.

Rich Krause
yeah i do really want a corvette. you're looking at it how i have for the last 2 months...why invest $ in the Z if i want to buy a vette in the end anyways? but i also don't want to give away the Z, it's in too good of shape. kinda off the s/c subject for a second, Rich, what would you say a really clean red 97 a4 should sell for (83000mi, grey leather, ttops)? maybe i am asking too much...
one person raised their original offer after they seeen the car and offerred me $8300 without the aftermarket cat-back. then he couldn't come up with a loan.
Old Feb 23, 2004 | 07:43 AM
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The problem is I have seen 98 LS1 cars go for that price. Do you have any pics of your car?
Old Feb 23, 2004 | 07:57 AM
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Originally posted by IDOXLR8
The problem is I have seen 98 LS1 cars go for that price. Do you have any pics of your car?
yeah i've got quite a few pics to email to interested parties.

and i see you're point on the ls1 thing but have you seen a clean ls1 for that cheap? the 3 i've gone and looked at haven't even been comparable to the 97 i've got. the couple of guys who have came to look at the car said they were very impressed and it was much cleaner than they expected.
Old Feb 23, 2004 | 08:34 AM
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If its' really nice, you should be able to get that much. But you are going to have to look for a long time to find a buyer who is willing/able to pay a premium for a really clean car.

Rich Krause
Old Feb 23, 2004 | 02:10 PM
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Originally posted by rskrause
If its' really nice, you should be able to get that much. But you are going to have to look for a long time to find a buyer who is willing/able to pay a premium for a really clean car.

Rich Krause
well, maybe i'll get it back out of storage here in a few weeks and drive it once in a while so people can see it. hopefully i'll get a buyer soon. the people around here who know me all want to buy it but none of them really have the money cause they're in college. thanks for the advice, i'll try to be a little more patient and sell her!
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