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2009 CTS-V dyno tune

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Old Aug 13, 2010 | 01:17 AM
  #21  
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Originally Posted by Gary Wells
What type of dyno & correction factor?
What was the ambient temperature and the IAT's?
Would the car have done any better on higher octane fuel without a tune?
That was a great increase/improvement for only LPE pulley kit, CAI, & tune.
Exactly how much did yours pick up after the Kooks & Corsas?
If you had it over to do again, would you still do and / or recommend doing the Kooks & Corsas? How about the Kooks hooked up to the factory muffs?
Please post up the results of the heads &n cam, as I am closely following this thread.
Are you in a tuning / performance shop in LV?

Dynojet 224 and std correction. SAE I'd have to check the exact number, but wasn't much less.

I don't recall the IAT's and ambient temps, but can look them up. I'll post that stuff when I post the results from the head and cam swap happening next week.

Higher octane fuel would have helped alot for the before numbers. 91 octane is not this vehicles friend at all. It rattled like crazy for the 2 before pulls we made with it.

The power made with the CAI, pulley, and tune was a huge increase. It put the car closer to the boost level that the lower altitude cars see and allowed me to tune the car for the 91 octane specificly. Power was still very inconsistant though and very dependent on heat. My best two pulls were 522 and 524. If you made more than 2 pulls after letting it cool for 45 minutes to an hour you'd be down to 500 or so. After the headers and the Corsa were installed it made 510-524 pretty much every pull even after heat soaked. I might have been able to make more with it after the headers, but wasn't willing to give it more than 22.5 degrees of timing. I was able to run 22.5 with the IAT's at about ambient such as after a long cool down when I tuned it before the headers and built the IAT table around that. The headers and catback were installed all in one and were never ran with the headers and stock catback. The headers and Corsa would have shown great at the dragstrip since they didn't make the car so finicky to heat soak issue's. They just didn't show any gain on the dyno. I'd still recomend them, but I wouldn't say do them for a big dyno number considering the cost. We have some WCCH stage 2.5 LSA heads coming as well as an LS9 camshaft for it. We're going for the smooth as glass idle and trying to get the owners goal of 600RWHP. Next may be a 4" stroke and more compression. Who know's with good old doc Bob. lol

Yes, I do work for a performance shop in LV.
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Old Aug 13, 2010 | 09:21 AM
  #22  
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Many thanks, Zippy, and hdere's the reason that I was asking the questions.
I am keeping this chart of bone stock CTS-V's RWHP & RWTQ #'s. If you could fill in the blanks for your name I would appreciate it. Approximate date is kool, but would like the RWHP & RWTQ #'s & correction factor please.

Cad bone stock ’09 & up RWHP & RWTQ (Auto) (Dynojet):
rwhp-----rwtq------corr ---------date----------state-------owner

425-------425-------sae-------05-05-10-------txs--------wfo--------------
429-------423-------sae-------12-10-08-------ind-------wait4me-------
429-------430-------unc-------09-26-09-------cal--------garywells-----
430-------???--------unc-------??-??-??--------nev------Zippy
436-------432-------xxx-------12-17-09-------uae-------tagzo-----------
438-------432-------xxx-------00-00-09-------ohi-------drbuzz---------
440-------427-------xxx-------02-19-10-------cal-------cts-v-twin-----
442-------442-------sae-------07-20-09-------cal-------katmcrat------
444-------442-------sae-------03-18-10-------flo-------veelocity-------
447-------450-------sae-------04-03-10-------ill--------prof-------------
451-------439-------sae-------02-25-10-------txs-------richeic77------
454-------453-------xxx-------05-03-09-------??--------mafungu-------
457-------459-------xxx-------10-07-09-------flo-------lowet------------
459-------459-------sae------ 12-07-09-------txs-------nineball---------
459-------462-------xxx-------01-27-10-------ari-------mike09v--------
460-------454-------sae-------01-07-10-------txs-------dons-------------
460-------461-------sae-------02-18-10-------ncl-------heintzrac-------
462-------445-------std-------05-05-10-------md-------tmc cl65--------
463-------461-------xxx-------04-16-10-------ne--------intrvnton302--
465-------447-------std-------01-26-10-------txs-------richeic77--------
466-------463-------sae-------03-18-10-------nc--------heintzrac--------
471-------475-------sae-------01-07-09-------txs-------davegolder------
474-------481-------sae-------02-22-10-------txs-------jcampbell--------
488-------470-------sae-------04-25-10-------can------newcadman-----

Auto bone stock RWHP & RWTQ (Dynojet only) 23 samples:

RWHP Average: 10419 / 23 = 453.00 average
RWTQ Average: 10332 / 23 = 449.22 average
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Old Aug 13, 2010 | 11:17 AM
  #23  
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I was under the impression all the ls7 and ls9 based motors had hydroformed exhaust manifolds. And in that case I would expect that the gains from longtubes wouldnt be as extreme as you would see on... say an ls1.
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Old Aug 14, 2010 | 10:00 PM
  #24  
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Cool. I'll try to pm you the dyno sheets and info.
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Old Aug 15, 2010 | 08:21 AM
  #25  
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Originally Posted by zippy
Cool. I'll try to pm you the dyno sheets and info.
Zippy:
All that I am lacking is the RWTQ, correction factor used, & approximate date of dyno.
430-------???--------unc-------??-??-??--------nev------Zippy
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Old Aug 15, 2010 | 09:32 PM
  #26  
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Either way I can give you all you need and extra info. Before and after, corrected, uncorrected, SAE, etc.
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Old Aug 17, 2010 | 06:22 AM
  #27  
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Zippy:
If you could PM that info I would appreciate it. For the chart that I am building, all I really need is the RWTQ, correction factor used, & approximate date of dyno run for the bone stock motor run. Thanks.
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