S2000 Forced Induction S2000 Turbocharging and S2000 supercharging, for that extra kick.

Running higher fuel pressure

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Old Sep 21, 2011 | 02:10 PM
  #11  
DFWs2k's Avatar
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From: Denton, TX
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Originally Posted by S2K-F8
Originally Posted by DFWs2k' timestamp='1316568723' post='20991312
He will if he uses the same dyno he used last time.
C'mon man...I've never come in here bragging about big dyno #'s. All I can do is pass along the info that they give to me. I live more than a mile above sea level, so I'm sure some correction factor has to be used. I am heading to yet another tuner next week (car has been down basically all year) which is why I'm asking questions and getting the car ready.

I'll make sure I get uncorrected #'s this time as well.


So no one agrees with the better atomization of fuel with higher fuel pressure? Looks like I need to turn it down and run stock base pressure.

Scott-

I know, I'm just saying that if you are going to the same dyno, you barely need anything else.

If you are going to a different dyno, then that's a lot to wish for from pump.
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Old Sep 21, 2011 | 02:14 PM
  #12  
S2K-F8's Avatar
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From: DENVER
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Originally Posted by DFWs2k
I know, I'm just saying that if you are going to the same dyno, you barely need anything else.

If you are going to a different dyno, then that's a lot to wish for from pump.
Have been on 3 different dynos at this point (4th one next Tues). All have yielded similar results with the Mustang being the lowest.
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Old Sep 22, 2011 | 06:57 AM
  #13  
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Originally Posted by S2K-F8
So I'm going in for a tune next Tues (hopefully for the last time this year after a summer plagued with issues). My buddies tuner (tunes mostly EVO's) told me that running a higher than stock fuel pressure will result in better atomization of fuel.

Right now I'm at ~58psi at idle, but am willing to change that when I get to the tuners next week (if it's set too high)

Will probably be looking for ~550hp (corrected)
Full-Race kit w/GT35R
Ported and Polished built head (OEM HG, ARP studs)
ID1000's
AEM S2K fuel rail w/100psi pressure gauge
AEM FPR
Aeromotive 340lph in tank pump rewired off the battery
Hondata K-Pro
91 octane pump gas

Will be pushing between 13-17lbs of boost (guesstimate)

So do I need to lower my pressure? Any disadvantages to running it where I'm at?

Scott-
Set your fuel pressure around 43lbs. There's no reason to have your fuel pressure that high with that pump and those injectors.
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