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

Forged Performance: rcdash's twin turbo G35

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  #61  
Old 02-19-2009 | 01:22 PM
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Hey Raj, I have the FI test pipes on my car, I did dyno it later on as you have seen on my page and managed 520rwhp and 550 trq, so that falls in line with your dynojet numbers except for the outrageous trq number, mine was at 16psi, hopefully with some extra work I can manage the same numbers with less boost.

Yes we have similar setups..... I also got the paddle shifters sitting in my garage, unfortunately I am in Chicago right now or else they would have been on the car
 
  #62  
Old 02-19-2009 | 01:43 PM
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Originally Posted by urban
Hey Raj, I have the FI test pipes on my car, I did dyno it later on as you have seen on my page and managed 520rwhp and 550 trq, so that falls in line with your dynojet numbers except for the outrageous trq number, mine was at 16psi, hopefully with some extra work I can manage the same numbers with less boost.

Yes we have similar setups..... I also got the paddle shifters sitting in my garage, unfortunately I am in Chicago right now or else they would have been on the car
Ah - perfect. That torque is nice! Next phase? W/M or race fuel and 21 psi?
 
  #63  
Old 02-19-2009 | 02:18 PM
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LOL 21psi, this is my daily driver so I think 19psi at most would be more than enough power, especially as it will never get traction
WM will be next but only if I can keep it sleeper looking
 
  #64  
Old 02-19-2009 | 03:42 PM
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19, 21 what's the difference? The turbos I think max out around that range but I hear you on the traction issue. At 15 psi I only think about flooring it on 4th or 5th gear. It's too much torque for street tires otherwise. On the Haltech, I ramp up boost from 8 psi, speed and wheel slip dependent. It still spins at 8 psi on 1st and 2nd though.

Would love to see the dyno graph at 16 psi - was that with the turbo cams and headwork? I didn't see it on your car page. Sweet ride for sure. 500 whp is the sweet spot, I'd have to say.
 
  #65  
Old 02-19-2009 | 04:54 PM
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Raj, have you considered a secret weapon for ZDAYZ? Maybe a sticky set of Toyo R888's. That will cure your traction issues.
 
  #66  
Old 02-19-2009 | 04:59 PM
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Originally Posted by sharif@forged
Raj, have you considered a secret weapon for ZDAYZ? Maybe a sticky set of Toyo R888's. That will cure your traction issues.
 
  #67  
Old 02-19-2009 | 05:20 PM
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Originally Posted by sharif@forged
Raj, have you considered a secret weapon for ZDAYZ? Maybe a sticky set of Toyo R888's. That will cure your traction issues.
Well I guess it isn't very secret anymore , LOL! I wonder what size will fit, time to do some researching. Thanks bro (RudeG, don't tell anyone - lol! )

I wish Enkei NT03+M wheels came in 19" so I could just pick up a rear pair for the 888s - been thinking about moving to 19s. Hmmm....
 

Last edited by rcdash; 02-19-2009 at 05:32 PM.
  #68  
Old 02-19-2009 | 05:25 PM
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Originally Posted by rcdash
19, 21 what's the difference? The turbos I think max out around that range but I hear you on the traction issue. At 15 psi I only think about flooring it on 4th or 5th gear. It's too much torque for street tires otherwise. On the Haltech, I ramp up boost from 8 psi, speed and wheel slip dependent. It still spins at 8 psi on 1st and 2nd though.

Would love to see the dyno graph at 16 psi - was that with the turbo cams and headwork? I didn't see it on your car page. Sweet ride for sure. 500 whp is the sweet spot, I'd have to say.
I did not get the dyno chart for the 16psi as I was just messing with the car that day, let's just say it was not planned. I have not done any headwork yet or the cams, I just need to back off a little as the economy sucks and I think I should just leave that part till later in the year.
 
  #69  
Old 02-19-2009 | 05:35 PM
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Originally Posted by rcdash
Well I guess it isn't very secret anymore , LOL! I wonder what size will fit, time to do some researching. Thanks bro (RudeG, don't tell anyone - lol! )

I wish Enkei NT03+M wheels came in 19" so I could just pick up a rear pair for the 888s - been thinking about moving to 19s. Hmmm....
I'm not saying anything. Actually, there are more sizes available in 18" for the R888. What width wheel and tire do you have now?
 
  #70  
Old 02-19-2009 | 05:42 PM
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Originally Posted by RudeG_v2.0
I'm not saying anything. Actually, there are more sizes available in 18" for the R888. What width wheel and tire do you have now?
10.5" wide 18" rims. I think the offset is +30 in the rear. I have 295/35R18 PS2 at the moment and it fits snug. There is a little bit of room. I'm wondering if the 305/35R18 R888s will fit... There is no speed or load rating for that one size - what gives?
 
  #71  
Old 02-19-2009 | 06:01 PM
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Originally Posted by rcdash
10.5" wide 18" rims. I think the offset is +30 in the rear. I have 295/35R18 PS2 at the moment and it fits snug. There is a little bit of room. I'm wondering if the 305/35R18 R888s will fit... There is no speed or load rating for that one size - what gives?
Better hurry with this before I get banned here... LOL

If you don't already have your fenders rolled, I think 305/35 might work once you roll your fenders. Not sure though. Too bad they don't have a 295/35 in 18" size.
 
  #72  
Old 02-19-2009 | 06:13 PM
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awesome build... really loving the AT temp sensor brilliant
 
  #73  
Old 02-19-2009 | 07:09 PM
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Originally Posted by RudeG_v2.0
Better hurry with this before I get banned here... LOL

If you don't already have your fenders rolled, I think 305/35 might work once you roll your fenders. Not sure though. Too bad they don't have a 295/35 in 18" size.
I know - we need 26" height or around there. grrr...
 
  #74  
Old 02-19-2009 | 07:11 PM
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Originally Posted by sammy_G
awesome build... really loving the AT temp sensor brilliant
I think it's critically important if you're FI and a 5AT - and for $20-$100, well worth it. Last year in the mountains I was hitting 250 degF and I would pull over and let it cool every 30 mins or so... This year I'll be prepared though (lower stall TC, and either a fan or ducting to the cooler).
 
  #75  
Old 02-19-2009 | 07:48 PM
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Do you have any pics of your HFC installation?
 


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