PCM Diagnostics & Tuning HP Tuners | Holley | Diablo

c5z06 with ls2 stroker, tune ok?

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Old Jul 19, 2022 | 11:15 AM
  #21  
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Will do. just dont have them at my work right now. But i've been playing with filtering functions and was able to clean up the spikes based on TPS %, like so
[50090.156] > 20 AND [50090.156.avg(400)] > 20
basically telling the graph to show data only when TPS% is greater than 20% AND stayed for 400ms @ > 20%..
No more red cells. im just playing around with the city driving log i posted earlier.
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Old Jul 19, 2022 | 04:26 PM
  #22  
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That’s the right approach
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Old Aug 15, 2022 | 12:22 AM
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Love the car/combo, but like was said before, you are missing 100hp. The intake manifold is a choke, for sure. At least throw a Fast 102mm on it. Might re-cam, depends on if you can find a tuner that can handle it and the combo together. I wouldn't swap heads yet, check w/ GNX7, he had a buddy w/ a stroker stock head LS3 combo that ran well. If it were my combo, I would swap the intakes /cam asap and go from there. I think that cam is wrong for the combo and I would suggest a lot more exh duration split and less overlap. Just some thoughts.
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Old Aug 17, 2022 | 08:13 AM
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Originally Posted by DualQuadDave
Love the car/combo, but like was said before, you are missing 100hp. The intake manifold is a choke, for sure. At least throw a Fast 102mm on it. Might re-cam, depends on if you can find a tuner that can handle it and the combo together. I wouldn't swap heads yet, check w/ GNX7, he had a buddy w/ a stroker stock head LS3 combo that ran well. If it were my combo, I would swap the intakes /cam asap and go from there. I think that cam is wrong for the combo and I would suggest a lot more exh duration split and less overlap. Just some thoughts.
Appreciate the feedback. Will probably finish off the driving season as is and will start to assemble the list of parts for the winter project.
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Old Aug 17, 2022 | 04:24 PM
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Originally Posted by DualQuadDave
Love the car/combo, but like was said before, you are missing 100hp. The intake manifold is a choke, for sure. At least throw a Fast 102mm on it. Might re-cam, depends on if you can find a tuner that can handle it and the combo together. I wouldn't swap heads yet, check w/ GNX7, he had a buddy w/ a stroker stock head LS3 combo that ran well. If it were my combo, I would swap the intakes /cam asap and go from there. I think that cam is wrong for the combo and I would suggest a lot more exh duration split and less overlap. Just some thoughts.
OP in here trying to get his car tuned and you are telling him to redo the entire thing.
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Old Aug 24, 2022 | 01:19 AM
  #26  
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Originally Posted by LilJayV10
OP in here trying to get his car tuned and you are telling him to redo the entire thing.
LOL… catching up on this thread… yeah pretty much right? Almost done, just cleaning up the tune… now just go ahead and do a cam swap, and TB, and intake, then start TF over and we’ll see you again when you’re done with our “suggestions”…


To that other guy I have never seen before today:

No offense but damn. That’s a rough take my friend. To each their own is my motto. Nothing drives me crazier than seeing my car on jackstands redoing **** over driving it (regardless of how it turned out) with pride on the streets knowing I built and tuned it.

I took my Camaro out today in fact, for a run to Autozone because I was working on 3 of my 5 vehicles and the Mustang is off limits. Funny story, I needed new plugs for my daily because of a misfire… They asked me if I needed help diagnosing the problem… My laptop was on the seat in the Camaro.. I laughed, a lot, until it was awkward. Scanned. Lol. Shut up peasant. I asked them if they needed their cars calibrated. It got more awkward. Lol.

I know, nothing to do with the point, but pride comes from doing, and doing creates knowledge. Let the OP at least nail down how to dial in a cam before telling him his build is garbage. Also, money is a thing too, and those F’n plugs cost me $45 for FOUR. Can’t even believe that. So yeah, money is a thing. I’d have short runners in my FAST intake too (it’s built for high end TQ) if I could spare the change right now, but nope, I got other things to worry about like gas and water and ****. Just saying. Good advice, but this isn’t a build thread.
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Old Aug 24, 2022 | 09:57 AM
  #27  
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To finish off my thread, in the end my AEM wideband sensor was way off (failed calibration test which i did post dyno tuning), my O2 sensors were not calibrated as well. With these 2 things not logging reliable data, i was chasing my tail. Even with professional remote tuning i would still have the wrong tune.
I am glad i decided to bite the bullet and find another reliable local tuner to me. 1st thing they did was calibrate my O2s properly. Then the tuner said my wideband was way off and to rip it out or replace the sensor.
An important lesson i learned in all of this self tuning, is to verify and trust the data from wideband or O2 sensors. Otherwise just a waste of gas and possibly harming the motor. (tuner aborted a couple of runs because it was getting too lean)
I wish more youtube video guides out there would mention these points 1st before diving into tuning.
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Old Aug 24, 2022 | 11:10 AM
  #28  
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Originally Posted by Efx
To finish off my thread, in the end my AEM wideband sensor was way off (failed calibration test which i did post dyno tuning), my O2 sensors were not calibrated as well. With these 2 things not logging reliable data, i was chasing my tail. Even with professional remote tuning i would still have the wrong tune.
I am glad i decided to bite the bullet and find another reliable local tuner to me. 1st thing they did was calibrate my O2s properly. Then the tuner said my wideband was way off and to rip it out or replace the sensor.
An important lesson i learned in all of this self tuning, is to verify and trust the data from wideband or O2 sensors. Otherwise just a waste of gas and possibly harming the motor. (tuner aborted a couple of runs because it was getting too lean)
I wish more youtube video guides out there would mention these points 1st before diving into tuning.
Glad to hear you got it figured out. Yeah that’s a great point you bring up. I think I’m on my 3rd sensor in the Camaro. They do go bad over time. I have a stand-alone setup (with DC cigarette lighter power adapter) I use when tuning other people’s cars too that I can always use to check my installed WB’s. Definitely worth checking to make sure your data is solid.
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