GSC S2's with stock turbo and ecu

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Mar 17, 2008 | 07:12 AM
  #1  
The rest of my mods are in my sig.

With this setup I have run a 12.58 @ 111.

Click here to see Video
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Mar 17, 2008 | 07:22 AM
  #2  
shouldn't this setup run low 12 sec or high 11 sec? b/c my friend's 03 evo ran mid 12 w/out cams.
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Mar 17, 2008 | 07:26 AM
  #3  
Brad: How did the swap to the S2's affect your stock turbo's spoolup characteristics in comparison to your previous camshaft setup? Even a seat of the pants assessment would provide helpful insight, thanks!

EDIT: I read on LancerRegister that the S1's spool better than the S2's. What's your take?
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Mar 17, 2008 | 07:36 AM
  #4  
bump for more information.

do the s2's require spring and retainer upgrades?

also do you have a vid of the car in motion? cruisin and WOT?;

sounds great at an idle.
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Mar 17, 2008 | 07:48 AM
  #5  
Quote: Brad: How did the swap to the S2's affect your stock turbo's spoolup characteristics in comparison to your previous camshaft setup? Even a seat of the pants assessment would provide helpful insight, thanks!
From the seat of my pants the spoolup feels about the same.

The dll graph shows basically identical hp and trq curves just that they go higher and stay higher to redline.

There is a very noticeable torque punch with these cams.
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Mar 17, 2008 | 07:50 AM
  #6  
Are these on par with HKS 280's specwise?
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Mar 17, 2008 | 07:57 AM
  #7  
Thanks Brad! So there is a noticeable gain in midrange torque? I am considering going over to these cams from my present setup. I really want to maximize torque and spoolup. I never rev over 7200 RPM. So, I had been considering the S1's.
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Mar 17, 2008 | 08:04 AM
  #8  
Quote: bump for more information.

do the s2's require spring and retainer upgrades?

also do you have a vid of the car in motion? cruisin and WOT?;

sounds great at an idle.
Yes, you will need to upgrade your springs and retainers.

There are several videos of my car racing here http://dsmvideo.vidiac.com.
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Mar 17, 2008 | 08:06 AM
  #9  
Quote: Are these on par with HKS 280's specwise?
I believe these are a bit more aggressive than the HKS 280's.
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Mar 17, 2008 | 08:11 AM
  #10  
Quote: shouldn't this setup run low 12 sec or high 11 sec? b/c my friend's 03 evo ran mid 12 w/out cams.
I am a horrible driver.

It was my first time at the track.

I was only getting 1.83 60's and my stock clutch is finally giving up on me so I had to slow shift into 4th or it would grind its a$$ off.

The new clutch will be in by the end of the month so I hope to be able to improve on that time.
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Mar 17, 2008 | 08:27 AM
  #11  
I don't think the stock 16g with the small hotside is helping matters, get that HTA 35R bro
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Mar 17, 2008 | 08:52 AM
  #12  
Hopefully by the end of the summer.
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Mar 17, 2008 | 08:55 AM
  #13  
I can't wait, your car is going to be crazy fast.
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Mar 17, 2008 | 11:34 AM
  #14  
Quote: The dll graph shows basically identical hp and trq curves just that they go higher and stay higher to redline.
can you post your dll compare?

Quote: There is a very noticeable torque punch with these cams.
is the punch harder or softer? can you elaborate please.

TIA
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Mar 17, 2008 | 12:11 PM
  #15  
Quote: can you post your dll compare?

is the punch harder or softer? can you elaborate please.

TIA
The punch is harder.

I will have to wait until I get home to get that pic off my laptop.
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