Forced Induction Discussion of turbos , superchargers , and nitrous upgrades on the G35

thinkin of going FI

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Old Jul 6, 2005 | 12:18 PM
  #16  
GlenRoseFireFighter's Avatar
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From: Glen Rose, Texas
Originally Posted by masterg
Just a quick story I found out last night that I found hard to believe. I went to the car show at baldhill, LI and I met a guy with a beautiful Black 2004 G. He had a procharger with 5lbs boost. What I find hard to believe is that he is on his 2nd motor, bc he blew up the first one. I asked why he thought the first one blew and he thinks it was bc of the install. I know many of you are running much more than 5 lbs with little or no problems.
MANY G's and Z's with the ProCharger SC have blown their motors due to poor installations and the lack of the kits completeness. No management system...you will not find this with Vortech or HKS...nor Stillen.
 
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Old Jul 6, 2005 | 02:38 PM
  #17  
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Originally Posted by GurgenPB
Neff... i don't know why you say that it's tough to detune it. ...
Boss man... I never said that. What I said was that I do not think people will take a kit that comes preset at ~9psi and de-tune it to ~6psi. I have been hoping to see just a few people do this so I could watch their progress, but I've yet to see one person take this approach.

I know it can be done, I'm just saying MOST people would never consider doing that. If you could show me someone with a Single Turbo set up that had "de-tuned" it to ~6-7psi, please give me a name. I'd love to share a few PM's with them and learn more about what they're doing.
 
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Old Jul 6, 2005 | 03:28 PM
  #18  
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Randy,
I see your setup in your profile, and see that have had FI for a while. I really like what you have done. I am thinking of doing a similar setup, I was wondering if you can give me any input or tips that I should be aware of before I start modding. I have 13000 miles on my car now and have done nothing but maintain my baby. Also what is the performance gain that you have seen if you so not mind telling me (dyno, ¼ mile). I am coming from a Z28 with all the bolt-ons running 12’s daily until I started breaking things. I want to be there again in the future.
I see you have had your vortech for a while so I was wondering if you can give me your opinion.
Thanks for the help
Nick
 
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Old Jul 6, 2005 | 05:31 PM
  #19  
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From: Fort Rucker, AL
I don't think the bolt-ons had anything to do with your Z28 breaking. JK, I couldn't resist. Some of my best friends are F-body guys. I was trying to do the same thing but I had one of the first 6mt builds(11/02 build), 25K milage and snapped a rod! Now I'm gonna be back and better than ever(I hope).
Originally Posted by masterg
I am coming from a Z28 with all the bolt-ons running 12’s daily until I started breaking things
 
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Old Jul 6, 2005 | 08:12 PM
  #20  
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Originally Posted by neffster
Boss man... I never said that. What I said was that I do not think people will take a kit that comes preset at ~9psi and de-tune it to ~6psi. I have been hoping to see just a few people do this so I could watch their progress, but I've yet to see one person take this approach.

I know it can be done, I'm just saying MOST people would never consider doing that. If you could show me someone with a Single Turbo set up that had "de-tuned" it to ~6-7psi, please give me a name. I'd love to share a few PM's with them and learn more about what they're doing.
Neff... please don't call me that..

Point taken... thanks for the clarification. What i obviouosly meant to say is that, if someone is concerned with reliability, the ycould very well lower the boost, and still have the same amount of torque as a vortech car while running at lower boost and in turn increasing reliability. Yes, the Vortech makes less torque and is hence potentially not as likely to break a rod or two, but it is also not as fast as a turbo car. Hence, you see my logic.

Let me make this absolutely clear, if I could have the Vortech for ~3K installed versus around ~5.5K for the APS ST, I would probably get the former. But given that the Vortech is near that price point and involves the same install price, then the choice is as clear as day.
 
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Old Jul 6, 2005 | 08:25 PM
  #21  
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From: SoCal
Originally Posted by Randys_G
Gurg, no offense taken...but what did you mean by "actually, probably the same or cheaper at teh end of the day considering the extras necessary for the Vortech kit" ...everything you need comes with the kit except the tuning and that was $150.
Randy... my friend..

I gues i shouldn't have used the word necessary. But, in my opinion, upgrading hte injectors is a necessity when you are goign to be pushing 60% more air/power through the engine. Just overpressurizing the injectors is not a great way to go. Will it be good enough and safe, probably. Will it be the way Nissan would have done it if they were to ship a centrifugal SC'ed G35 - never. That's where I am comign from. The fact that they supply a larger fuel pump is good, but do they include a constant differential fuel pressure witha full fuel return system? No. The quality/size of the intercooler is another issue, although of course not a necessity by any means (that's the kind of intercooler Nissan would mostl likely have included - Vortech's that is). The other big thing is of course engine management, which is better with the APS and very ver ythoroughly developed and tuned. Again, I want to emphasize that the Vortech by design is definitely SAFE enough, just not with a lot of margin built in. Remember these injectors are not the peak and hold type, so precise control over the openign and closing is not possible when you go over 70-80% duty cycle, which you most definitely do with stock injectors that are having to support so much more power then they were designed to do.

Anyway... again Randy... I consider you a veyr very good friend of mine, pelase don't take any of this personally. Otherwsie, I'll stop writeing right now!

Lok at me, I have got a PE TT kit, but almost never (maybe 1% of the time) would I recommend it with APS on the market. PE is an AWESOME kit, with certain components one may argue (however my argument would be pretty anemic in this regard) being better than those of APS, but teh APS simply blows PE out of the water, it's not even close. So, for me, it's not a matter of who has what, but what the right choice is TODAY.
 
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Old Jul 7, 2005 | 02:06 AM
  #22  
GlenRoseFireFighter's Avatar
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From: Glen Rose, Texas
Gurg, your opinion and experiences in the FI world are always welcome and respected. That's what makes you a good friend. How the project that included my stock MAF housing coming?
 
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Old Jul 7, 2005 | 03:32 AM
  #23  
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From: SoCal
Originally Posted by Randys_G
Gurg, your opinion and experiences in the FI world are always welcome and respected. That's what makes you a good friend. How the project that included my stock MAF housing coming?
That's my next thing. let me knwo if oyu need the housing back or smth.... but, i first need to perfect hte reflash for the stock maf, since we learn more and moreabout it every time we go in there. BUt.... that MAF housing increase and calibration could be the holy grail for super high hp projects.
 
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Old Jul 7, 2005 | 03:34 AM
  #24  
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From: SoCal
Actually... the pipe is not of the ieal shape taht i was hoping...but i can still use it as a template for the real thing.

You still have a contact at Injen that oyu can put me in touch with? Call me tomorrow Randy, it's be good to talk to, it's been a while. Hope Texas and 93 octane world has been treating you well...
 
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Old Jul 7, 2005 | 03:38 AM
  #25  
GlenRoseFireFighter's Avatar
a.k.a. RANDYS_G
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From: Glen Rose, Texas
Originally Posted by GurgenPB
That's my next thing. let me knwo if oyu need the housing back or smth.... but, i first need to perfect hte reflash for the stock maf, since we learn more and moreabout it every time we go in there. BUt.... that MAF housing increase and calibration could be the holy grail for super high hp projects.
I don't need it back...it's yours...just wondering how the project was coming along...
 
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Old Jul 7, 2005 | 01:41 PM
  #26  
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Gurgen,
I am sorry if I misunderstood what you were talking about before, but did you say that vortech installed was $3,000??? Because I can’t find that price around here anywhere.. I price I got was $7700 for the kit installed, injen exhaust , dc sport headers and tuned. Let me know your input on this.
Thanks
Nick
 
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Old Jul 7, 2005 | 01:48 PM
  #27  
GlenRoseFireFighter's Avatar
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From: Glen Rose, Texas
Originally Posted by masterg
Gurgen,
I am sorry if I misunderstood what you were talking about before, but did you say that vortech installed was $3,000??? Because I can’t find that price around here anywhere.. I price I got was $7700 for the kit installed, injen exhaust , dc sport headers and tuned. Let me know your input on this.
Thanks
Nick
it shouldn't cost more than $1000 to install with tuning...
 
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Old Jul 7, 2005 | 02:24 PM
  #28  
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Originally Posted by GurgenPB
Lok at me, I have got a PE TT kit, but almost never (maybe 1% of the time) would I recommend it with APS on the market. PE is an AWESOME kit, with certain components one may argue (however my argument would be pretty anemic in this regard) being better than those of APS, but teh APS simply blows PE out of the water, it's not even close. So, for me, it's not a matter of who has what, but what the right choice is TODAY.
Thanks Gurgen, hearing this has made me even more confident of my FI application choice.
 
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