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Top 2GNT Technical Turbo/Nitrous Tech topic #50531
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Subject: "Dyno Day" Previous topic | Next topic
thegameJun-14-03 02:54 PM
Member since Oct 08th 2002
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#50531, "Dyno Day"


          

Well.... I went to a somewhat local car show today, and they had a dyno there. So I thought humm........ let see what the hrc stage 2 kit realy does. Note: Besides the 2.5" hi-flow cat, and 3" exhaust, its basically what came with the kit.

1st pull - 182.6 max power. 180.2 max torque
2nd pull - 185.9 max power. 180.3 max torque

Also.... my max air/fuel is 17.5 What does that mean? Good? Bad?



14.7 @ 93mph / 7psi 185hp/180tq

  

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Replies to this topic
RE: Dyno Day, juggalo, Jun-14-03 05:23 PM, #1
RE: Dyno Day, icedout, Jun-14-03 09:10 PM, #2
RE: Dyno Day, icedout, Jun-14-03 09:10 PM, #3
      RE: Dyno Day, widebodied, Jun-15-03 06:00 AM, #4
RE: Dyno Day, RyaN95i4, Jun-15-03 11:08 AM, #5
RE: Dyno Day, JWoodley, Jun-15-03 11:26 AM, #6
      RE: Dyno Day, Nitrous_RS1997, Jun-15-03 12:05 PM, #7
           RE: Dyno Day, Global Ruler Of All ThingsDarkOne, Jun-15-03 04:06 PM, #8
                RE: Dyno Day, fly1, Jun-15-03 06:00 PM, #9
                     RE: Dyno Day, thegame, Jun-16-03 03:21 AM, #10
                          RE: Dyno Day, whodatt1, Jun-16-03 05:37 AM, #11
                               RE: Dyno Day, Teamner947, Jun-16-03 06:12 AM, #12
                                    RE: Dyno Day, Teamner947, Jun-17-03 07:27 AM, #13
RE: Dyno Day, 95greenhrcgs, Jun-18-03 07:58 PM, #14
RE: Dyno Day, HadesOmega, Jun-22-03 03:34 PM, #15

juggaloJun-14-03 05:23 PM
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#50538, "RE: Dyno Day"
In response to Reply # 0




          

besides the stage 2, what mods do you have?

dsm/mitsubishi service manuals https://www.mediafire.com/folder/5k14qlaulb9s1/dsm_mitsubishi

service manuals(my whole collection) https://www.mediafire.com/folder/ac51jwwa3g1n1/automotive_manuals

  

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icedoutJun-14-03 09:10 PM
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#50557, "RE: Dyno Day"
In response to Reply # 0




          

17.5 was running a little lean......

2006 WW IX MR
2003 BBY EVO VIII (sold)
256.9WHP & 277.9torque
http://s90395832.onlinehome.us/forum//index.php?sid=a70942a7f65043e6c873e12dcd300692

1998 Eclipse RS --show car--

  

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icedoutJun-14-03 09:10 PM
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#50558, "RE: Dyno Day"
In response to Reply # 2




          

should be around mid 14's on af meter

2006 WW IX MR
2003 BBY EVO VIII (sold)
256.9WHP & 277.9torque
http://s90395832.onlinehome.us/forum//index.php?sid=a70942a7f65043e6c873e12dcd300692

1998 Eclipse RS --show car--

  

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widebodiedJun-15-03 06:00 AM
Member since Oct 22nd 2002
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#50564, "RE: Dyno Day"
In response to Reply # 3




          

with that af reading, doesnt seem like its tuned, what fuel mods do you have? just the ones that came with the kit?

DWAYNE H

www.gottude.com
Red/Black/Silver 01 GSXR 750
Lots of Apexi components...

  

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RyaN95i4Jun-15-03 11:08 AM
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#50573, "RE: Dyno Day"
In response to Reply # 0




          

How much boost r u running?


17.5:1 is very very lean...was it at 17.5 thru-out the pull, or just at one point?

95 Avenger
ATX->MTX Swap
Holset HX40 @ 26 psi

  

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JWoodleyJun-15-03 11:26 AM
Member since Mar 27th 2003
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#50575, "RE: Dyno Day"
In response to Reply # 5




          

his sig says hes running 7psi. i thought you could run around 9-10 with stage 2 + one or two more psi w/ FMIC..?

  

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Nitrous_RS1997Jun-15-03 12:05 PM
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#50576, "RE: Dyno Day"
In response to Reply # 6


          

"Maybe" on a HRC stage 2 you could get away with 9-10psi on a stock motor for a little. not on a STAR kit, at least i wouldnt advise it. bigger turbo= more fuel needed for the same boost pressure. surely their A/F reading machine was messed...a 17.5:1 mixture is EXTREMELY lean, i would figure it would have popped.

www.TeamKLR.com
1997 Silver RS
Wiseco 10.5 Pistons
Eagle Rods
T3/T4 Turbo
Custom FMIC
Greddy Exhaust
440's

  

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Global Ruler Of All ThingsDarkOneJun-15-03 04:06 PM
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#50583, "RE: Dyno Day"
In response to Reply # 7




          

I doubt it was 17.5:1 for the entire run. 20:1 is basically free air.

Almost ever A/F curve i've seen fr a turbo car starts out very lean before going to open loop at WOT. At that point, the A/F drops down to the 12:1 to 10:1 range.

Post the graph.

______________________________
If a sentence found online has 35% misspellings or greater and includes at least two racially charged expletives, chances are it is a YouTube comment.

'95 Eclipse TurboGS (garage deco)
'95 TSi AWD (restoring a survivor)
'97 Talon ESi-T (poor impulse control)
'99 Eclipse RS-T (daily beater)
'13 Evo X (mostly stock)
'17 Sienna (Middle Aged Dad Mobile)



Factory Service Manuals: http://nawdu.de/files/

  

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fly1Jun-15-03 06:00 PM
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#50584, "RE: Dyno Day"
In response to Reply # 8


          

Yeah, I agree with Dino. I hope it's not 17.5:1 throughout the entire pull, because that is LEAN. That reading is probably at the transition into boost. The actual a/f in WOT should probably be little better than the 17.5:1 ratio, otherwise, the WOT fuel pressure needs to be increased.

___________
Kon C

"Sometimes, a man has to do what a man has to do."

  

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thegameJun-16-03 03:21 AM
Member since Oct 08th 2002
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#50597, "RE: Dyno Day"
In response to Reply # 9


          

Heh.... my scanner isnt hooked up but I tried taking some pics of them. Wow. Ok. Quality sucks. If anyone wants them, just e-mail me or something.






14.7 @ 93mph / 7psi 185hp/180tq

  

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whodatt1Jun-16-03 05:37 AM
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#50599, "RE: Dyno Day"
In response to Reply # 10
Jun-16-03 05:40 AM by whodatt1



          

well i dynoed at 192.5 untuned at the same psi level you did. with a stock cat and 2.5" cat back.
umm that a/f chart does not semm to show 17.5 or am I just crossed eyed? but it looks like it's right where it should be at wot. maybe a little lean when it starts to spool, some reaction lag from the fpr maybe?

-97 GS (First project, 299 whp)(sold)
- 97 RS 2.6 last numbers: 306hp, 352tq @16psi (Dead, parted out)
- 99 GS OZ, Hahn Kit, 56k miles (Sold)
--------
- 00 Nissan Maxima GLE (Daily Driver)
- 02 Audi A4 1.8T Quattro

  

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Teamner947Jun-16-03 06:12 AM
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#50600, "RE: Dyno Day"
In response to Reply # 11




          

yeah, your A/F looks pretty good. you could even lean it out a little. perfection = starting out at 13:1, then slowly going down to about 11.5-12:1 by redline.

i got my car dyno'ed this weekend too. i got about 220 WHP and 240 torque at 12-14 psi with a ghetto exhaust. i'll have exact numbers once the dyno guy e-mails me my printouts. i was very suprized with my torque results. however, i was right with my estimate of top end power - it SUCKS. after about 4500 rpm's, everything just dropps off. definately because of my crappy exhust (dented HRC/stock downpipe, stock cat, stock cat-axle piping, and a crappy axle-back flowmaster muffler)

after my 3rd run, i started to get BAD heat soak with my 1g SMIC. i waited on the dyno for about 10 minutes for my 4th run, and it heated up again almost instantally. i waited another 5 minutes for it to cool down to a resonable tempature (reasonable meaning i can hold my hand on it without getting burned... lol) and my EGT's still shot up to 1600 rather quickly. the coolant tempatures went up after the 5th run too, so i called it quits.

discuss.


2016 WRX STi Limited (current)
2001 A4 1.8tqms (donated)
1991 GVR4 #1933 (sold)
old.dsmregistry.com/detail.php?carid=218 (dismantled)

  

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Teamner947Jun-17-03 07:27 AM
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#50649, "RE: Dyno Day"
In response to Reply # 12




          

bump... the guy finally e-mailed me my dyno runs. if anyone wants to host my screen shots of my best run (hp&torque vs. rpm / air:fuel vs. rpm) feel free to PM me and whatnot. i can e-mail or AIM it to you.


2016 WRX STi Limited (current)
2001 A4 1.8tqms (donated)
1991 GVR4 #1933 (sold)
old.dsmregistry.com/detail.php?carid=218 (dismantled)

  

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95greenhrcgsJun-18-03 07:58 PM
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#50744, "RE: Dyno Day"
In response to Reply # 0


          

Hey thats great man! Personally glad to hear of somone who dynoed their stage 2. I ran my stage 2 for 3 1/2 years and never got it tuned nor dynoed and caught a LOT of crap from my brothers.

Gonna have my 2.2L Stroker etc etc blah blah dynoed at Extreme Motorsports this next Thurs. 26th and am curious to see what happens.

Keep us updated on your future progress.

  

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HadesOmegaJun-22-03 03:34 PM
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#50929, "RE: Dyno Day"
In response to Reply # 14


          

180 doesn't sound bad that's 180 to the wheels so that something like 190 or 200 to the crank. I got 140 bwahaha but that with a blown exhuast manifold engine and dying engine.


http://www.hadesomega.info -car specz and movies 95 Eclipse RS | 76' 280Z | 89' MR2 | 99 Neon | 91 Zephyr
Who sez FF can't drift?

  

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