So I went to the dyno today......wotvs vs FHI

Discussion in 'Modifications And Maintenance' started by wall of tvs, Feb 22, 2007.

  1. wall of tvs
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    wall of tvs Well-Known Member

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    Ok, I had a little time to kill before I fly out to Boston tomorrow so I figured I'd finish up the stage 1 tune I've been working on (and off, lol) for my car and then take a little trip out to DB Performance to put it on the sled for a few pulls.

    So here's what I did -- 3 pulls with my stage 1 tune and then flash back the stock map and take 2 more pulls.

    The final results aren't that impressive when you just simply look at the max numbers. HOWEVER.....when looking at the torque/hp overlays between the two there is a huge difference.

    So here's what I put down:

    wotvs stage 1 super awesome jdm euro tune

    227 wtq
    201 whp

    stock (boooo! :p )

    197 wtq
    180 whp

    Now back to the part on the plots....

    On average there is a difference of +30 to +40 gains in wheel torque from around 3k rpms out to 5k rpms. The nice little torque spike that Subaru puts into their tune is there for advertisement (and to make my max torque numbers not look as good. :p ). Overall there is a pretty large gap between stock and my map which puts a big grin on my face, hehehe.

    Regarding HP to the wheels, there's a +20 to +30 gain over the stock calibration pretty much from 3k rpm to redline. Overall both wtq and whp are significantly higher and that's what I'm happy about. yay. :)

    The other thing that is kind of wacky about the stock tune is the horrendous delay in switching over to open loop fueling. As a result, I was running at ~13.6:1 @ 4k rpms before it finally dropped down to ~10.2:1. Yikes! :eek3:

    Now lemme go and find a new battery for my camera so I can take some pics of my plots to post up.
     
  2. AWDimprezaL
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    AWDimprezaL has more posts than you

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    wtg poop stain, i was supposed to hold your hand
     
  3. wall of tvs
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    wall of tvs Well-Known Member

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    j00 were at work, y0! :p
     
  4. esperunit
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    esperunit Well-Known Member

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    hmm, thats really close to what i put down on LSE's dyno when I was stock, but I think I was at 172whp 207wtq.

    So more tq, less hp. yay. I am looking forward to seeing how my cobb stg2 is running.
     
  5. Justin
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    Justin Well-Known Member

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    need dyno graphs NOW
     
  6. prezawagon
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    prezawagon Well-Known Member

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    just use mspaint and draw the graphs... :)
     
  7. wall of tvs
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    wall of tvs Well-Known Member

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    lol....I just got back from finding a new battery for my camera. Give me a minute to put them on t3h interw3bz.
     
  8. Dream
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    Dream Well-Known Member

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    Comparing two different dyno's is a no no, you know this!! :)


    Nice numbers hall way of plasma's, when is the stage 2 tune coming??
     
  9. FuJi K
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    FuJi K Well-Known Member

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    Where should i dyno my car? RS Motors so I am happy with low numbers?
     
  10. wall of tvs
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    wall of tvs Well-Known Member

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    [​IMG]

    Ok, first up is the stock plot.
     
  11. wall of tvs
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    wall of tvs Well-Known Member

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    [​IMG]

    ....and here's my tune.
     
  12. wall of tvs
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    wall of tvs Well-Known Member

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    [​IMG]

    ...and here's a comparision between stockZors & t00nzors from hell
     
  13. wall of tvs
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    wall of tvs Well-Known Member

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    Oh yeah, run #4 reads low because the IAM/DAM was at .5 halfway through the pull. That's why it reads lower than #5 when it was adding in all of the KC table.
     
  14. wall of tvs
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    wall of tvs Well-Known Member

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    [​IMG]

    Here's a comparision of hp and boost. The stock boost curve is t3h suX0r.
     
  15. wall of tvs
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    wall of tvs Well-Known Member

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    [​IMG]

    And here's hp vs afr for both tunes. Note the insane lean condition of the stock curve caused by the OL/CL delay. eek!
     
  16. wall of tvs
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    wall of tvs Well-Known Member

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    The numbers are kind of decieving until you look at t3h pl0ts, y0!

    ....and stage two will probably come this spring after I take my actuarial exam. :)
     
  17. bikerwriter
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    bikerwriter Well-Known Member

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    Wow, you totally killed the stock tune! (As expected.) Maybe since you were a math major you can calculate the total area under all four curves and post the totals.
     
  18. wall of tvs
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    wall of tvs Well-Known Member

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    lol, that would be a pretty hard curve to estimate as a sine wave.....

    ....and an even worse integral to compute!

    :p
     
  19. tbone
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    tbone Well-Known Member

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    what goes up must go down.....:p
     
  20. wall of tvs
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    wall of tvs Well-Known Member

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    but my pistons go side to side so it evens your argument out!

    :p
     
  21. Underhill
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    Underhill New Member

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    :eek3: Huh? the where is it who?
     
  22. bikerwriter
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    bikerwriter Well-Known Member

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    Maybe this is a noob question, but does the old tbe mate up with 06+s? Because I want to see those numbers.
     
  23. wall of tvs
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    wall of tvs Well-Known Member

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    Yeah it does. And you'll see 'em by the end of the summer.
     
  24. bikerwriter
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    bikerwriter Well-Known Member

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    You mean by Christmas? :laugh:
     
  25. wall of tvs
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    wall of tvs Well-Known Member

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    lol!

    I guess that depends on how anal I am on the next tune. FYI, there are ~81 different and old revisions of the map before I finally went out and used this one to get my dyno pulls with. lol!
     
  26. Dizmal
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    Dizmal Well-Known Member

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    Your car is pretty much stock yet, right? Except for the tune, I mean.
     
  27. wall of tvs
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    wall of tvs Well-Known Member

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    Yup, only type of "power adder" is my Prodrive muffler. Otherwise a stock engine.
     
  28. Dizmal
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    Dizmal Well-Known Member

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    What do the stock 06 STI's put down? Still 230/230, ruffly?
     
  29. esperunit
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    esperunit Well-Known Member

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    well it is the same model of dyno here. The numbers are close enough that it seems about the same
     
  30. Bullwinkle
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    Bullwinkle Well-Known Member

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    Holy ****. 81 revisions, you beat me by....say 75. :roll:
     
  31. wall of tvs
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    wall of tvs Well-Known Member

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    lmao!

    Yeah, lots of different things to try and SMALL CHANGES between each revision. Follow it up with testing and tons of datalogs. Like almost 30megs of logs, hehehe.

    That file I sent you a while back probably looks very different from my latest revision, Nate. lol.
     
  32. Dizmal
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    Dizmal Well-Known Member

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    lol, you sound anal like me and the convergence on my TV. I see a hair of red or blue and I'm in the menu trying to fix it and the fiance is bitch'n "wait for a commercial break!"


    I hate that. But when you know it can be better. It just isn'tright to leave it!
     
  33. wall of tvs
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    wall of tvs Well-Known Member

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    Heh, I bet you didn't get a CAD plotting on clear mylar of a calibration grid to fit to your screen and totally rebuild the convergence of your set in the service menu......like I did. lol. I'm insane. :laugh:
     
  34. bikerwriter
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    bikerwriter Well-Known Member

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    I could probably get 81 revisions... If I went to ND and did nothing but drive around for a week straight! :laugh:
     
  35. wall of tvs
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    wall of tvs Well-Known Member

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    Not sure on the '06 (not that it would matter) but mglez put down 211whp/217wtq and badbennyb put down 226whp/230wtq while stock @ DB.

    :)
     
  36. webcrawlr
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    webcrawlr Well-Known Member

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    Good numbers. What's the cost per hp ratio compared to an AP? :laugh: Ahh, if I only knew how to tune.
     
  37. Shibbs
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    Shibbs The Daywalker

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    Stupid question, but how's the fuel economy?
     
  38. wall of tvs
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    wall of tvs Well-Known Member

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    It depends on whether or not I'm testing that week -- if I'm testing, there's a lot of WOT driving, lol.

    Seriously though, it's about the same as stock. With some mixed hwy/city driving, I'll usually go around 300 miles before the light comes on.
     
  39. tangledupinblu
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    tangledupinblu Event Coordinator Staff Member

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    Hahaha...LMAO!! 201.4hp on stock urything!? Nyyyyyce!;)

    So I was just lookin at the graphs, was the boost running at 12psi/stock and 14psi/walloftv's "t00nz0rz fr0m h3ll" map!?
     
  40. Bullwinkle
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    Bullwinkle Well-Known Member

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    Yeah, stock boost on the '06 is around 11.6 psi. My tune runs about 13.5 @ 3000 rpm. Once it gets nice out, I might attempt to catch up to WOTVS 81 revision record. FYI, these '06's have baaaallls, as you can see!

    EDIT: I get around 18/21 mpg, same as I got stock. Lower when I have to let my car warm up, though :(

    EDIT #2: I bet your map looks different, Tom. No more 7 min timing, yay!
     
  41. bikerwriter
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    bikerwriter Well-Known Member

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    I saw fuel economy improve at cruise when I went to Stage I. I can't really compare now, given that my driving habits are different now (city driving). Amazingly, I discovered the car gets 29 mpg at 65. (I was bored and in no hurry to get home.)
     
  42. Bullwinkle
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    Bullwinkle Well-Known Member

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    Yeah, I did that on a road trip to Montana this summer. I get about that (29) at 65...and around 23 at 90 mph. I still went 90.
     
  43. Dizmal
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    Dizmal Well-Known Member

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    :laugh:

    lol, no. Don't have access to CAD. I just throw in my Digital Video Essentials disc and go into the service menu every 6 months or so.