what kinda hp would i be looking at

tyler

New Member
Sep 14, 2006
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what do you guys make with setups close to this

24x12x3 intercooler and 3 inch piping
3 inch y-pipe
supra mkiv 550's
safc neo
aem wideband
256 cams
3 inch intake
3 inch exhaust
hks fcd
turbosmart ebc
at 14-18 psi
also what is optimal afr

Thanks Tyler
 

JASONA70

nomnomnom
Oct 27, 2006
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tyler said:
what do you guys make with setups close to this

24x12x3 intercooler and 3 inch piping
3 inch y-pipe
supra mkiv 550's
safc neo
aem wideband
256 cams
3 inch intake
3 inch exhaust
hks fcd
turbosmart ebc
at 14-18 psi
also what is optimal afr

Thanks Tyler

"at 14-18 psi"
with stock twins !?!?! and CERAMIC turbine?!
 

The Reaper

Single, and lovin' it!!
Jan 10, 2006
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14-18 isn't that big of a deal

i mean hell i just put a 3 inch exhaust on my car and its running 15 psi on its own.....can't stop it when its cool out side
 

OneJoeZee

Retired Post Whore
Mar 30, 2005
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Don't buy into the bullshit, guys. Your turbos are not going to destroy themselves just because you were running at 14-18psi.
 
Last edited:

tyler

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Sep 14, 2006
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i dont care if i blow my stock twins.. i mean its bound to happen eventually.. just more motivation to go single when it happens:)
 

Ric

Setting the standard
Feb 22, 2007
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I ran my turbos at 18psi for along time. They never blew.

On your setup Tyler, your going to run VERY VERY VERY rich.

Stock 380cc's or JDM 440's would be better.

If your lucky, maybe 340whp very tuned.
 

Ric

Setting the standard
Feb 22, 2007
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www.1jzgte.us
if your going to install 550's and minus out 33% so the car runs good.. why even install 550's? That just puts you back to 380cc's of fuel.

My 1JZ ran rich at 18psi with stock injectors. 10:1
 

tissimo

Stock is boring :(
Apr 5, 2005
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Ric said:
if your going to install 550's and minus out 33% so the car runs good.. why even install 550's? That just puts you back to 380cc's of fuel.

My 1JZ ran rich at 18psi with stock injectors. 10:1
stock injectors seem to run out of fuel ~ 350-360 whp.. hell be on the edge of that.. just keep an eye on it, but it probably wouldn't hurt to upgrade..
 

The Reaper

Single, and lovin' it!!
Jan 10, 2006
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not only that but tuning it will net more power too

im on stock everything with an exhaust and intake and it STILL needs to be tuned so it can't hurt to have an SAFC
 

tyler

New Member
Sep 14, 2006
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the reason for the 550's is because i plan on getting rid of the twins once i blow them and have bigger goals after that:)

Tyler
 

bobiseverywhere

bobb'n for money
Apr 1, 2005
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www.bobiseverywhere.com
so just change the injectors then, in case your plans change in between then and now:)

or did i forget that you already have the 550's

i am basicly stock and my next plan is to see where the fuel is at. with a SAFC and a wideband so i can read the AFR's
 

The Reaper

Single, and lovin' it!!
Jan 10, 2006
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bobiseverywhere said:
just to elaborate all i have is a DP and 3" Exhaust no Cat and a Mushroom HKS Filter.

i have seen my Turbos boost just with that between 0.8 and 0.9 bar


i have just a filter and 3 inch exhaust from the stock y-pipe back and i've had it hit 17.3 PSI on a cold night in 3rd gear going up an on-ramp. mad fuel cut but for some reason it waited til 17.3 psi.

now with the e-01 it stay around .9 bar