Forced Induction Supercharger/Turbocharger

sts update on the 93

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Old 06-03-2004 | 11:49 AM
  #61  
Geoff Chadwick's Avatar
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No matter when it hits threshold, spools, lags. Dont care. I'm curious about this car. Lt1 with 12psi pulls 598rwhp and 637rwtq. Call me nuts, but what are the rest of the mods/setup etc used on that dyno pull?

I'm looking at a custom cam, race ported heads on a 355 lt1. 14psi intercooled and I'm hoping to get 680rwhp and 595rwtq...

From the STS graph it looks like 4700rpm and on the turbo has a hard time... the turbo must be pushing it's limit or just past it I'm guessing... the methanol would help with that... anyway...

So you're telling me I'm getting an aftermarket cam, well ported heads, and running 2psi more on an under-hood system with a T-70 turbo... all for 80rwhp MORE and 40 LESS rwtq - and I'm looking at full spool by 3750rpm!

I'll agree STS makes power. But I'd really like to see what mods are done to that car, top to bottom.

I'm wondering how much power the methanol is adding and what else has been done to the car. If they've built a kit that can do it cheaper - so be it, and knowing that I havent bought my kit yet, I'd buy an STS...

I just dont get it. How does a car with a LOT less possible flow through the heads, a smaller cam, and then a smaller turbo running less boost - put out the same amount of power, using a turbo that isnt even as efficient as an under-hood design? This just does not seem logical. Call me crazy - but I'm wondering what else is done to that car and how much power the methanol is adding...

Last edited by Geoff Chadwick; 06-03-2004 at 11:51 AM.
Old 06-03-2004 | 12:22 PM
  #62  
JZ 97 SS 1500's Avatar
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Either way pound for pound a standard conventional kit will make more power, regardless of the #'s they keep claiming. BTW I would love to see a 12psi run on pump gas without meth injection, and if possible, could you log the IAT temps???

Jose
Old 06-03-2004 | 04:13 PM
  #63  
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I don't know what upgrades they have done to the car over the winter. When they dynoed the 93 last fall it was obscenely stock. It then dynoed 520 hp/600tq. Then all it had done was 8.7/1 forged pistons with reworked LS1 rods, and an MSD box. The heads, manifolds, exhaust, suspension, fuel system etc was factory stock.

I will ask Rick to spill the details. Maybe he will, maybe he won't. All I can do is ask.

BBB
Old 06-03-2004 | 09:45 PM
  #64  
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as far as i know its a 383 now.

i just dont get why people claim sts is "claiming" these dyno results, its not like they pull these numbers out of there asses.

why would this company lie? to sell a few kits and when those few buyers realize that the kits dont make power so they come on here and dis the company and tell people not to buy em???

what does sts have to gain from lying to people about dyno results??? they want to post true results that can be duplicated so people spread the good word and they sell more then just a few kits.

were doing a install in a few weeks on a 02 CE TA locally with before and after dyno results, maybe some track time too. may get some vids and try and figure out how to host em. maybe that will shut a few of you up or make me eat my words.
Old 06-04-2004 | 01:04 AM
  #65  
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Originally posted by BBB
it was obscenely stock................ It then dynoed 520 hp/600tq................... Then all it had done was 8.7/1 forged pistons with reworked LS1 rods, and an MSD box.


Whoa whoa!!! so it was obscenely stock, but it had forged pistons and LS1 rods, and an MSd box? Maybe I'm missunderstanding you, but to me stock would say the engine hasnt been touched internally. that engine is far from stock.

And I agree with Jose.... one thing STS seems to utilize on most of their systems is this methanol injection. And all of their impressive dyno numbers are on runs where methanol injection was being used. Since most other turbo dyno numbers you see in this forum are with no type of water/methanol injection, I too want to see all of the STS cars dynoed without the use of methanol injection, and at the same boost levels. Please let us know, just curious.
Old 06-04-2004 | 01:25 AM
  #66  
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and i want to see other super/turbo charged cars dyno with out intercoolers at the same boost.



i just dont get you guys, the system works, it works with methanol, it works well without methanol on low boost. on high boost its recomended to add a coolign effect and increase octane numbers.

its like having a wet nitrous setup and you guys asking to dyno wet systems without the fuel.

on low boost it isnt reccomended, but on high boost it is. sure the long intake piping may act as a intercooler but it may not be enought to cool it down, and to increase the octane levels is always a bonus.

you guys act like the methanol system is adding a whole wack of mysterious horsepower, if it is then why is it only now being used? why havent so many guys been running around with meth injection.

why dont you ask those traditional turbo guys who run race gas when they dyno with high boost to not use race gas??

hell turbo buick guys run propane injection, wanna ask them to dyno without the propane injection because you think it mysteriously adds horsepower? even they use meth injection.

its part of the kit deal with it.
Old 06-04-2004 | 06:29 AM
  #67  
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Originally posted by 93formula
sure the long intake piping may act as a intercooler..
Its the completly obsurd claims like this that are all over STSs 'FACT' page on remote turbos that put a bad taste in peoples mouth. That long tube noway, nohow acts anything like an intercooler, but you guys throw that around like its one of the 10 commandments.

Its not innovative, not out of the box, not new, not special. Just accept the kit for what it is, an inefficient, slow spooling setup that works for what it is.
Old 06-04-2004 | 12:07 PM
  #68  
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There is a temp drop across mine, i would call that cooling.

"not special" lol

I have full boost (7psi) and just about max torque at 3000rpms.
Old 06-04-2004 | 12:19 PM
  #69  
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Luke, your other dyno graph shows 353rwhp/390rwtq at 9psi...what happend? You dyno though 408rwhp with 7psi, but that is with meth. injection. Was the 9psi run done with no meth???

http://personal.mia.bellsouth.net/s/...dyno4.9psi.jpg

Jose
Old 06-04-2004 | 12:21 PM
  #70  
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BTW, meth is good for about 50rwhp or more on a non-intercooled system.

Jose
Old 06-04-2004 | 12:27 PM
  #71  
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4.9 psi
When i was recording numbers i was trying to be exact as possibe, basically 5psi with no meth.
Yeah, the meth/water works great on the IATs = keeping away from detonation on stock lt1 pistons
I am soon to get into the bottom end, especially now after N20 and now boost with close to 100k miles.
Old 06-04-2004 | 12:41 PM
  #72  
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Have you done a 7psi run with no meth yet??? Every dyno run I keep seeing with more boost always has meth involved. I would like to see a run done with and without it.

Jose
Old 06-04-2004 | 01:17 PM
  #73  
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Originally posted by LukeZ28
There is a temp drop across mine, i would call that cooling.
So tell me.... how exactly did you measure the efficiency of this "intercooler"
Old 06-04-2004 | 03:05 PM
  #74  
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Originally posted by 93formula
and i want to see other super/turbo charged cars dyno with out intercoolers at the same boost.



i just dont get you guys, the system works, it works with methanol, it works well without methanol on low boost. on high boost its recomended to add a coolign effect and increase octane numbers.

its like having a wet nitrous setup and you guys asking to dyno wet systems without the fuel.

on low boost it isnt reccomended, but on high boost it is. sure the long intake piping may act as a intercooler but it may not be enought to cool it down, and to increase the octane levels is always a bonus.

you guys act like the methanol system is adding a whole wack of mysterious horsepower, if it is then why is it only now being used? why havent so many guys been running around with meth injection.

why dont you ask those traditional turbo guys who run race gas when they dyno with high boost to not use race gas??

hell turbo buick guys run propane injection, wanna ask them to dyno without the propane injection because you think it mysteriously adds horsepower? even they use meth injection.

its part of the kit deal with it.

Well, thats what I wanted to hear.... Basically you're saying that this kit must use the meth injection to run higher boost numbers. Your analogy of wanting to see other cars without an intercooler doesnt fly....... expecially since your cars have the great intercooling affect of the piping. Plenty of people make great boost numbers on pump gas without any sort of meth/water injection. Once again, I want to see these cars run at higher boost numbers (where other people run their boosted car om pump gas) without the meth injection. from what you're saying it sounds like these cars will blow up on high boost with the methanol.. hmm, that'd be no good. I think alot of people wanting to run a turbo dont want to have to run methanol injection just to get it to work.
Old 06-06-2004 | 12:34 AM
  #75  
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So is Meth injection a oxidizer?......no it is a knock or detonation retardent, like everyone is sayin lets see other people run there stock pistoned 10.5 to 1 compression without intercoolers or water inj. Methane is basically just adding octane with the benifits of cooling the charge. So if I run 100 ul in a stock f-body will I make more hp because of the extra octane?? Prob not unless it has knock. So go put some Meth inj on a stock car and see what gains you get. I'm tired of seeing people riding STS's butt, The product is for some people and no for others. I believe they are targeting a crowd that dont want the hassle of bolting a turbo under a F-bod hood and thats what they are selling. So let it be.


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