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Benchmark Tuning
09-27-2008, 10:40 PM
I took the project car out to the track today in near stock form. The modlist is as follows:

-TGV deletes
-Short Ram intake
-3" DP (wrapped) w/ APS 3.5" exhaust
-DC Sport header
-07 STi Topfeed rails with STi pink injectors
-Walbro 255
-STOCK WRX TMIC (didn't have a STi TMIC when putting back to stock-new TMIC on the way).

-Running on 92 Octane Pump gas!!!

Best run of the night was a 12.30 @ 111.67

Here are the details (timeslip coming shortly):

60' - 1.72

1/8 mile ET - 7.3 (mph wasn't working)

1/4 mile ET - 12.30
1/4 mile MPH - 111.67


Wanted to see what the car would do in near stock for before I sold it

benw
09-27-2008, 11:27 PM
this is a early model Impreza swap? That's moving out! Whats your weight and gearing?

zeropsi
09-28-2008, 12:58 AM
Nah, it's the old project...his '04 STi.

That's haulin' ass for pump gas!

Phatron
09-28-2008, 02:40 AM
so "near stock" is everything but the turbo & pistons?

im near stock + fp green :banana:

sopmoney
09-28-2008, 10:52 AM
nice run matt. now u gotta run the impala! lmao!

Benchmark Tuning
09-28-2008, 03:12 PM
so "near stock" is everything but the turbo & pistons?

im near stock + fp green :banana:

well i should say stock turbo and pump gas...it was late when i posted this :lol:

gr8r rex
09-28-2008, 03:55 PM
Nice Run Matt!

MattPersman
09-28-2008, 03:56 PM
111 is pretty strong for a basic bolt on vf39 on 92 octane, nice stuff Matt

Sp00L
09-28-2008, 04:03 PM
holy crap. those are good times

Phatron
09-28-2008, 04:16 PM
well i should say stock turbo and pump gas...it was late when i posted this :lol:

i was bored ....just trying to be funny.

you guys just an online vendor, or a shop too?

crand002
09-29-2008, 12:26 AM
The car is fast but there is no way you ran a 7.3 1/8th mile without missing a gear up top. A 7.3 1/8th is good for mid 11's.

AwdBoostCreep
09-29-2008, 12:30 AM
The car is fast but there is no way you ran a 7.3 1/8th mile without missing a gear up top. A 7.3 1/8th is good for mid 11's.

Ever think maybe the turbo ran out of steam ?

crand002
09-29-2008, 01:42 AM
Ever think maybe the turbo ran out of steam ?


Yes I did, but only if the OP ran a crazy 60' ft. like 1.5 or better. Look at Down Sti's (7.5 w/stock turbo) 1/8th mile when he ran a 11.7 1/4 mile with a 1.6ft. Not hating I have run the 1/8th mile so many times I know what is legit and what is not.

wrxwhat
09-29-2008, 02:02 AM
lol, 7.3 is ridiculous I don't know if I can believe that without a slip.

Drew dc5
09-29-2008, 02:04 AM
Yeah 1/8th mile does seem to be rather off compared to average for that E/T.

downsti
09-29-2008, 02:06 AM
Nice Work and Major Props... congrats on the time






Ever think maybe the turbo ran out of steam ?

any car can lay down 7.3 on the 1/8mile with a 1.7 60ft has to be atleast trapping 117mph or higher specially with 3 shifts into 1/8mile


no hate intended to the OP


this from our fastest 1/4 mile time

DownSTi..............7.56 @ 91.079 mph 1.703 60ft

CTracer911...........7.684 @ 90.64x mph 1.658 60ft

DarealSTi..............7.766 @ 91.168 mph 1.8xx 60ft

Earl......................7.722 @ 90.725 mph 1.726 60ft

Crystal_Imprezav....7.809 @ 88.69 mph 1.719 60ft


top 4 cars are atleast running 24/25psi peak of boost and pure 100octane or higher

cryatal_impreza is running 93 octane with a good amount of meth and running i believe atleast 23psi





as of right now this is the list

feel free to edit something and paste it back.


Keep it up folks :banana::banana::banana:


07 STi is welcome here also.. so those folks with pride for thier 07 find the list and post it her so we can have one big list for 04 05 06 07 STi

no hate intended to the OP

. 1. DownSTi...............06 STI....11.78@113.18.....Sacremento Raceway.................100 octane
· 2. CTRACER911s ......05 STi ....11.991@115.21......Island Dragway .................116 octane (c16)
· 3. DarealSTi.............06 STI....12.04@115.89.....Sacramento Raceway ............109 octane
· 4. Earl.....................04 STI....12.07@114.621....Sacramento Raceway...........109 octane
· 5. Crystal_Imprezav...05 STI.....12.21@111.77.....Maryland Int. Raceway

· 6. Caser..................04 STI.....12.25@113.7......Island Dragway in New Jersey.... 100 octane
· 7. Confusd...............05 STI....12.27@113.67......Wichita International Raceway....103 octane
· 8. Mactizen..............04 STI.....12.32@111.23.....Thomas Dragway......................109 octane
· 9. Trbowrx...............04 STI.....12.35@111.45.....Virginia Motorsports Park............93 + Meth
· 10. Jasv11.................06 STI.....12.36@110.87 ................... NEED INFO post up plz.........

Drew dc5
09-29-2008, 02:12 AM
I just ran 12.3 the other night stage 2, 93 mixed with 110 and trapped 111.

60 ft. 1.68
1/8th mile - 7.86

...so you picked up a half of a second on me in the 1/8th, while only running 93?

Hmm.

Edit: added times. and because I haven't got around to scanning and uploading slip because I really haven't cared to, I'll post a 12.5 slip on pump from a few weeks ago...

http://i57.photobucket.com/albums/g212/crxls89ae/timeslip8-27.jpg

I'm not trying to call you out, but I think it's clear that 7.3 in the 1/8th sounds a bit more than unrealistic especially on pump.

downsti
09-29-2008, 02:57 AM
^^^^ hey nice time also

feel free to copy and paste and update that stock turbo list

Drew dc5
09-29-2008, 03:13 AM
thanks man, you're 11.7 is awesome... great effort and an amazing pass you made there! :D

and I actually did post in the that thread not too long ago with my 12.5 pass, but it looks as if no one has updated the list in awhile, but maybe eventually it will be...

I'll go ahead and scan my 12.3 from this past wednesday and post that one up as well.

Benchmark Tuning
09-29-2008, 05:27 AM
i was bored ....just trying to be funny.



you guys just an online vendor, or a shop too?


its' all good, thats what i figured :lol:

actually a shop, I do more travel tuning than work out in Spokane, WA where i'm at, but things locally have really taken off out here lately...so I can't complain on that end at all.

Right now it's actually time to sell the STi so I can get the more going with the shop...including the project car I have all these parts laying around for





lol, 7.3 is ridiculous I don't know if I can believe that without a slip.

I do have 2 time slips to back it up, it seems fast to me too...I have a good friend w/ a big block chevelle, it runs roughly the same 60' and around a 7.3 1/8 mile..but has quite a bit more up top and does go mid 11's so I know exactly what you mean when it seems fast...

I will have the slips up here below

Yeah 1/8th mile does seem to be rather off compared to average for that E/T.

I agree it suprised me as well, car has amazing low end and off the line, up top it's sooo slow... needs a bigger turbo :lol: (well i've save that for the new project.)

Also here is a picture of the engine bay as it sits (just took the picture about 10 min ago):

http://i122.photobucket.com/albums/o266/mxturboracer86/P9280389.jpg


Here are a few times slips:

1st Qualifying Pass: 12.54 @ 111.10

http://i122.photobucket.com/albums/o266/mxturboracer86/P9280388.jpg


1st bracket racing run: 12.30 @ 111

http://i122.photobucket.com/albums/o266/mxturboracer86/P9280384.jpg

2nd bracket racing pass: 12.34 @ 110.5 (turned boost down this run)

http://i122.photobucket.com/albums/o266/mxturboracer86/P9280387.jpg

3rd brakcet racing pass: 12.59 @ 108.4

http://i122.photobucket.com/albums/o266/mxturboracer86/P9280386.jpg



I don't know the exact boost levels, I wasn't looking at boost when I was running, I am using a Hallman MBC, and I know the car wasn't going over 21 PSI as I had the same setting on the street hitting roughly 18-20 PSI peak.

Drew dc5
09-29-2008, 06:21 AM
I'm sure the car is exactly how you described, but it still doesn't make much sense. I mean mod for mod, the only thing you really have over me is TGV deletes and header, not sure what engine management you're using, or like the duty cycle of your injectors..

My mods

SRI
Invidia v2 Downpipe
Hallman MBC (@ 18-19 lbs, no more than 20) - And for my 12.3 run just the another night with 110 mixed in, I was at about 19-20 (barely turned up from normal)
HKS Carbon-Ti 3" Exhaust
Walbro 255
Open ECU - off the shelf map, if you'd even call it that..

I just don't see a half of second there, I mean if I added tgv deletes and say a perrin EL header (not a fan of dc sports and the EL is in my future)... I'd be running 7.3 in the 1/8th? I don't see where all this low end power is coming from and while running pump gas... I was only running 1.5 gallons of 93 mixed with 1.5 gallons of 110 (Purple), but it clearly helped my low and top end just from that. I also didn't flat-foot/power-shift the car, I'm sure that wouldn't have got me a 7.3 in the 1/8th if I did though :rolleyes:..

For the sake of comparison look at my 12.5 slip I've posted and look at your last run or slip you posted , 12.5 @ 108, 7.5 1/8th... compare it to my 12.5 @ 108, 8.0 1/8th run also on pump gas and we're back in the same position, now I think I'm just extremely curious of where this HALF of a second is coming from in the 1/8th but clearly not getting anymore out of the turbo in the top end the rest of the way down the track. You're still trapping the same as me as well. So, basically I'd love someone to explain or "school" me on this because I can't figure it out. I believe they're your slips, I mean I wish they showed 1000ft and so forth but oh well, maybe it's possible their 1/8th mile sensor is a bit off, maybe you're cars magical, who knows.

You say the car has amazing low end and off the line, well I'm getting off the line just as fast as you are and we have the same exact car with almost the same mods.

Are you full interior? Your engine management? Pro-tuned? etc..

Benchmark Tuning
09-29-2008, 06:39 AM
The more i looked at it I agree the 1/8 mile seems off, whether its the sensor or what the case is..that would make the most sense of anything. I do shift fast, even faster than most guys with dogboxes and such, but that doesn't like you were saying wouldn't equate to 1/2 sec over your 1/8 mile. I'd like to get it out to the track again to see if maybe the 1/8 mile sensor was off, but the track is closed out here now.

The tuning was done by me, its actually a tuned 04 STi map that I use for a starter on most cars, but it loved the map, so almost no changes were needed. I'd have to go back and look at logs to give you the details on IDC and all the other goodies.


the car is full interior, like I said above w/ one of my Open Source tunes on the car...maybe the secret to the speed is the WRX intercooler :lol:

downsti
09-29-2008, 07:10 AM
7.3 dont make sense at all man.. cuz i really highly doubt that you are faster than the top 5 fastest stock turboed STi on the 1/8 mile with very similar 60 foot, and your car not even running 21psi or on race gas.

so sorry bro,

but i do believe most of your 1/4mile passdef major props

saying that the you shift fast and even faster most dog box guys that maybe be a reason for your 7.3 1/8mile pass is a big slap to the face on any of those fastest stock turbo cars 04 05 06 07 08 by all means im not doubting your driving skills...no comment since i never even seen your drive...but really tho, i doubt that your much of a better drivers than those top 10 on the list to run .2 - .9 just by driving. and having a car on stright pump gas, and 18-20psi of boost vs the list which are " ALTEAST " 23psi of boost, and lots of meth or RaceGas

so sorry if im knocking on your run
by all means no hate. just trying to make sense

Benchmark Tuning
09-29-2008, 07:18 AM
Yep, the 1/8 mile seems quite off...just posting up the timeslip as it was

The thing I was amazed at was the 12.3, like was stated before 7.3 1/8 mile is mid 11 territory :banana:

Drew dc5
09-29-2008, 07:18 AM
I respect that... I also shift pretty fast, if you think about it considering our times are alike, even though I was on basically 100 for the 12.3... I was on straight 93 for the 12.5 and neither of them did I powershift for, its not that I can't do it it's that I don't really wnat to until I get engine management w/ flat-foot shifting. I shift fast enough as it is without powershifting, so I'm told, which means it's almost a guarentee I'd pick up time if I did so. So, to say the least neither my 12.3 or 12.5 were ran to their fullest ability (not powershifting I'm saying), I'd say you could gaurentee if I were powershift I'd run 12.1-12.2 on 93/10 and 12.3-12.4 on pump there's no doubt about it. So it seems to me, we both seem to have pretty much the same experience behind the wheel, I mean that could just be my opinion but I'd be willing to go out and prove it haha.. none the less, that's another reason it isn't really easy for me to understand the 7.3. I'm not trying to blow things out of proportion, it's more of a curiousity now. If you did infact run a 7.3 in the 1/8th then by all means that's great, but it's still unexplainable lol...

Drew dc5
09-29-2008, 07:22 AM
saying that the you shift fast and even faster most dog box guys that maybe be a reason for your 7.3 1/8mile pass is a big slap to the face on any of those fastest stock turbo cars 04 05 06 07 08 by all means im not doubting your driving skills...no comment since i never even seen your drive. but from my experiance alot of people do claim they can shift fast. but, only been 3 people have WOWED me so far.I completely agree, and also with the rest of your post but when I read that I was like wow, seriously now? I hope when he was typing that he didn't actually take the time to think it all the way through cause that's just waaaay off.

Benchmark Tuning
09-29-2008, 07:24 AM
I completely agree, and also with the rest of your post but when I read that I was like wow, seriously now? Ihope when he was typing that he didn't actually take the time to think it all the way through cause that's just waaaay off.

I hadn't really put much thought into the 1/8 mile time, I did know that 7.3 was more inline with an 11 sec pass, but after a day at the track and 2 hrs of sleep since thursday...I had the zombie thing going on :lol:



Thanks for the kind words, I'd have to agree with all of that.... odds are my 1/8 mile was probably pretty close to yours, I would say I could of probably picked up a little bit, but I didn't want to really turn the boost up that much more...I was going to throw some 110 octane in and go for 11's, but I was honestly happy with the 12.3....i'm selling the car, so that will be it's first and last trip to the track.

Drew dc5
09-29-2008, 07:27 AM
Yeah, I'm sorry man I really don't mean to keep going at it or anything as I'm sure I'm coming off as an ass. I never thought you were lieing or anything, I just think the sensor more than likely has to be off or something.

Even aside all that, 12.3 on stage 2 is a great run. So, congragulations.

Why are you selling it?

Benchmark Tuning
09-29-2008, 07:30 AM
I'm actually selling the car to start the 95 Impreza L I have sitting in my shop, I loved my old 01 RSTi and want to build another one, make it even faster. Eventually I think i'll run an EJ207 in it, but for now I think a closed deck 2.5L should do the trick for the car :lol:

I just can't wait to get that started, and selling this car will let me finish getting parts in order to do it.

http://forums.nasioc.com/forums/showthread.php?t=1590235

downsti
09-29-2008, 09:02 AM
I completely agree, and also with the rest of your post but when I read that I was like wow, seriously now? I hope when he was typing that he didn't actually take the time to think it all the way through cause that's just waaaay off.

hahaha yup. i was like that too WOW. 7.3 haha

you guys should post up on the vf39 stock turbo registry

just copy and edit the list then post it up..


I respect that... I also shift pretty fast, if you think about it considering our times are alike, even though I was on basically 100 for the 12.3... I was on straight 93 for the 12.5 and neither of them did I powershift for, its not that I can't do it it's that I don't really wnat to until I get engine management w/ flat-foot shifting. I shift fast enough as it is without powershifting, so I'm told, which means it's almost a guarentee I'd pick up time if I did so. So, to say the least neither my 12.3 or 12.5 were ran to their fullest ability (not powershifting I'm saying), I'd say you could gaurentee if I were powershift I'd run 12.1-12.2 on 93/10 and 12.3-12.4 on pump there's no doubt about it. So it seems to me, we both seem to have pretty much the same experience behind the wheel, I mean that could just be my opinion but I'd be willing to go out and prove it haha.. none the less, that's another reason it isn't really easy for me to understand the 7.3. I'm not trying to blow things out of proportion, it's more of a curiousity now. If you did infact run a 7.3 in the 1/8th then by all means that's great, but it's still unexplainable lol...

powershifting is a really a drivers preferance not something that " gurantee " faster time..]

it still really comes down fast you can move that shifter lever into the next gear and how fast can you let the clutch grab for power to move the car foward with the next gear

i have spoken to those car owners on the top 10 list. and none of us uses flat foot shifting aka powershifting or no lift shift feature on any of the cars and no one powershifted. Some went into details saying that powershifting are no good for our cars. and found alot harder to shift goin into the next gear using the powershifting method. rather than completely let off the gas and clutch in all the way then shift. traditional manual fast shifting method

i personally know Earl and Phung both are good friends of mind.. we actually found that if you powershift the shifter lever does not move too smooth or fast as actually doin normal fast shifting method

we actually found a way to shift fast
by letting off the gas haft way at the same time clutch in haft way then SHIFT which almost all on the same time, then let off the clutch and gas in all the way then prepare of the next gear. i guess our way of shifting is somewhat powershifting.. doing this requires lots of practice and lots of timing. if you get it right you will know its one badass shift. if dont get it right either something is broken, you rev pass the rev limiter, bogged the shift.

im sure both of you guys are aware of term my tuner use " Shift Knock " these can cause slower times..

on 06 STi and up i believe is more prone to this problem. and theres also another problem for the 06 and up STi. its safety parameters that cuts the boost/fuel if you shift fast. you basicly have to completely let off your gas out, then clutch in, then shift, then clutch out, then gas in, which def can cause you lots of time off your E.T. since we have 4 total shift on the 1/4mile

thats before cobb released the FFS. which btw has many flaws


heres a very good post iwsti about a stage 2 set up with use of cobbs FFS and LC





Its a known fact that most cars using Cobbs mapping with FFS and LC enabled have SERIOUS issues in the neighborhood of knock correction which pulls tons of timing and loses alot of power...which would make way more sense as to why this guys car is running a full second slower than average cars with his modifications.

So to the OP, go back to the track with just the standard stage 2 mapping flashed on your ECU and give it another go.



very good post...... in most cases the car will run slower with FFS and LC enabled because cobb hasn't totally straightened out how to make it not pull timing on hard shifts and you do lose engine power most of the time when using both the LC and the FFS as a result of undesired timing being pulled and even fine learning knock correction being applied during non FFS operation as a result of learned knock..... I'd go back to the track with a non FFS map and see if it helps...

Phatron
09-29-2008, 11:33 AM
im sure both of you guys are aware of term my tuner use " Shift Knock " these can cause slower times..

on 06 STi and up i believe is more prone to this problem. and theres also another problem for the 06 and up STi. its safety parameters that cuts the boost/fuel if you shift fast. you basicly have to completely let off your gas out, then clutch in, then shift, then clutch out, then gas in, which def can cause you lots of time off your E.T. since we have 4 total shift on the 1/4mile


i dont think there are any parameters in the ecu for this, at least not in romraider.

its just tuning the timing fuel cells you "jump into" when shifting. you go from high rpm to high load to no load and 1500-2000rpm lower, then back to high load in milliseconds.
when you're jumping back to those lower load cells your EGT's, in cylinder temps, boost, etc are all higher in those lower load cells than when you are normally in those lower load cells.

i think most people experience this because there cars arent tuned in every gear, only 4th (for an sti) and i've never seen a tuner tune this on a dyno.

69subaru360
09-29-2008, 12:01 PM
I had horrible shift knock on my wrx. Finally I got sick of fighting it and just lowered the FBKC range below what the rpm will drop back to on a shift. Problem solved.

Warning to people new to tuning- Only do this if you 100% sure your timing map is safe and it's not real knock.

You are still protected from a bad tank of gas or something because the FLKC is still active. In my case I have FLKC active from 1000-7000 rpm.

I tried everything to tune it out. I adjusted fuel and timing in the load cells where it falls back to on shifts several times. I came to the conclusion that in my case it was picking up false knock somewhere. My wrx has 115,000 and stuff is probably noisy.

nick32
09-29-2008, 01:50 PM
lol not bad times!! looks like my old stock motor is going to good use in your car :)

Benchmark Tuning
09-29-2008, 03:37 PM
lol not bad times!! looks like my old stock motor is going to good use in your car :)

yep, thanks the motor is great, your built motor is well on its way as well :banana:

northmiler89
09-29-2008, 03:54 PM
any chance that WRX top mount is what killed off his top end??

Benchmark Tuning
09-29-2008, 05:08 PM
any chance that WRX top mount is what killed off his top end??

its possible, but in all honestly the turbo just runs out steam

nick32
09-29-2008, 06:16 PM
yep, thanks the motor is great, your built motor is well on its way as well :banana:


cant wait :)!! yay

JonP
09-29-2008, 06:18 PM
congrats Matt

Benchmark Tuning
09-29-2008, 09:25 PM
thanks jon, the car is blast to drive

JonP
10-01-2008, 05:35 PM
you saying it's better than my little N/A? HAHA

MobbDeep222
10-02-2008, 10:19 AM
Nice job man. I should be taking my car up with the hta setup before winter so maybe I'll have a good slip for you using that FFS.

AlxSti
10-02-2008, 10:56 AM
very nice man

Benchmark Tuning
10-02-2008, 07:28 PM
you saying it's better than my little N/A? HAHA

never haha :devil:

Nice job man. I should be taking my car up with the hta setup before winter so maybe I'll have a good slip for you using that FFS.

thanks, I do what I can....sounds good, have to let me know how it does

JoseanWRX
10-02-2008, 08:25 PM
i dont think there are any parameters in the ecu for this, at least not in romraider.

its just tuning the timing fuel cells you "jump into" when shifting. you go from high rpm to high load to no load and 1500-2000rpm lower, then back to high load in milliseconds.
when you're jumping back to those lower load cells your EGT's, in cylinder temps, boost, etc are all higher in those lower load cells than when you are normally in those lower load cells.

i think most people experience this because there cars arent tuned in every gear, only 4th (for an sti) and i've never seen a tuner tune this on a dyno.

Yes I think there is one in Romraider, its called "Rev limit fuel resume" Look for it in Misc.

Benchmark Tuning
10-07-2008, 08:28 PM
some pictures I just got back from the track day :)

http://i122.photobucket.com/albums/o266/mxturboracer86/_MG_4063.jpg

http://i122.photobucket.com/albums/o266/mxturboracer86/_MG_4062.jpg

http://i122.photobucket.com/albums/o266/mxturboracer86/_MG_4066.jpg

http://i122.photobucket.com/albums/o266/mxturboracer86/_MG_4085.jpg

http://i122.photobucket.com/albums/o266/mxturboracer86/_MG_4132.jpg

right before i changed my dial in to a 12.29 .... haha :) OH NO THE STi IS FASTER!! :lol:




DYNO CHART COMING THIS WEEKEND... I'm going to Seattle to tune some cars this weekend and i'll get the car on the dyno.

zeropsi
10-07-2008, 09:16 PM
Nothing wrong with hurting a little Vette ego.

MattPersman
10-07-2008, 09:55 PM
nice pics Matt

Spec_C
10-08-2008, 12:37 AM
that last pic is the killer!!!!!1:lol::lol:

Benchmark Tuning
10-10-2008, 01:14 AM
thanks... car is going on the dyno this weekend since i'm going to seattle to tune at PIA... might as well see what she makes :)

MattPersman
10-10-2008, 06:45 AM
the wheels look good on the car Matt, are those 18s or 17s? and 45 ET or 35 ET? some cars I see with them they look good, other cars I do not like them.

Benchmark Tuning
10-10-2008, 05:15 PM
Thanks, they are 18's, but i'd have to check on tire size.