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Old 12-02-2017, 12:19 AM   #729
Infern0
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Originally Posted by 17CamaroZL1 View Post
I did it on a hotlap pass and I had made a couple of passes over 129 mph earlier.....so if I had been able to cool the car some more before the fast pass and got it to run 129+, it may have went 10.8.
Ha wow. Only reason I'm on here right now is because I just got back from the track too and wanted to see why my M6 still refuses to break in to 11's. 12.1 @ 120MPH was the best I could muster tonight after 7 runs.

Very nice. For the record your run included the following. Get it on the fast list.

DA: -514

Track Elevation: 662 feet above sea level

Air Temperature: 43.0 degrees F

Barometric Pressure: 30.21 inches Hg

Relative Humidity: 56%

Not that I can use it on an M6, but what was your process and configurations?
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Old 12-02-2017, 12:29 AM   #730
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Quote:
Originally Posted by 17CamaroZL1 View Post
I did it on a hotlap pass and I had made a couple of passes over 129 mph earlier.....so if I had been able to cool the car some more before the fast pass and got it to run 129+, it may have went 10.8.

Badass man....Congrats.
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Old 12-02-2017, 12:33 AM   #731
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Quote:
Originally Posted by Infern0 View Post
Ha wow. Only reason I'm on here right now is because I just got back from the track too and wanted to see why my M6 still refuses to break in to 11's. 12.1 @ 120MPH was the best I could muster tonight after 7 runs.

Very nice. For the record your run included the following. Get it on the fast list.

DA: -514

Track Elevation: 662 feet above sea level

Air Temperature: 43.0 degrees F

Barometric Pressure: 30.21 inches Hg

Relative Humidity: 56%

Not that I can use it on an M6, but what was your process and configurations?
A very important variable, how were other cars running. Many seem to post stock LT1 camaro's running in the 116mph range. Any of those out there? How about 6th Gen Mustang's (110mph), etc etc.

Some tracks are just flat out slower without explanation. It's only fun to internet race when you live close to a fast track.

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Old 12-02-2017, 12:41 AM   #732
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Originally Posted by Zeke.Malvo View Post
A very important variable, how were other cars running. Many seem to post stock LT1 camaro's running in the 116mph range. Any of those out there? How about 6th Gen Mustang's (110mph), etc etc.

Some tracks are just flat out slower without explanation. It's only fun to internet race when you live close to a fast track.

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Hmmm, I appreciate that. I'll have to pay more attention next time. I was honestly so intent on trying to improve anything I could (mostly with myself) that I went right from the track straight to the back of the line and only ever saw what the guy in front of me was doing. I'm usually slower through and watching a bit more but the track staff isn't efficient and that would have only got me about 3 runs. I really wanted seat time this visit.

I did one run against a Mustang 5.0 and it looks like he did a 12.6@115. Couldn't tell generation, they all look the same to me. And I don't believe it was stock anyway (sound).

Also now that I think of it I had my tire PSI at 32 (cold) still. Probably not the smartest.
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Old 12-02-2017, 12:52 AM   #733
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Originally Posted by Infern0 View Post
Hmmm, I appreciate that. I'll have to pay more attention next time. I was honestly so intent on trying to improve anything I could (mostly with myself) that I went right from the track straight to the back of the line and only ever saw what the guy in front of me was doing. I'm usually slower through and watching a bit more but the track staff isn't efficient and that would have only got me about 3 runs. I really wanted seat time this visit.

I did one run against a Mustang 5.0 and it looks like he did a 12.6@115. What does that tell you?

Also now that I think of it I had my tire PSI at 32 (cold) still. Probably not the smartest.
That mustang was likely modded in some way, unless it was a 2018. I always liked to compare what the stockish cars are doing just to get a better gauge of how much slower cars were running than expected.

Also, when I had my supercharged '03 Cobra, I gained 2.5 mph in the 1/4 from just changing my shift points from 6400-6500 to 6250ish. I don't have a ZL1, so these guys would have to respond for best shift points.

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Old 12-02-2017, 01:01 AM   #734
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Quote:
Originally Posted by Infern0 View Post
Ha wow. Only reason I'm on here right now is because I just got back from the track too and wanted to see why my M6 still refuses to break in to 11's. 12.1 @ 120MPH was the best I could muster tonight after 7 runs.

Very nice. For the record your run included the following. Get it on the fast list.

DA: -514

Track Elevation: 662 feet above sea level

Air Temperature: 43.0 degrees F

Barometric Pressure: 30.21 inches Hg

Relative Humidity: 56%

Not that I can use it on an M6, but what was your process and configurations?
Thanks! I would suggest talking to Cal (user name cwebster). He has managed an 11.6 with his M6. I can't believe no one else is running anywhere near that, but he's the only one I've seen that fast with the manual, so you're definitely not alone. Good luck figuring it out. It's almost all in the launch when it comes to good times. You have to launch as hard as you possibly can without breaking traction very much and have enough grip in the track to get it matted fairly quickly without losing grip as the car moves up into its powerband.
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Originally Posted by Ron_Robinson1 View Post
Badass man....Congrats.
Thanks man! So ready to move on past the stock tires so I can hopefully make passes like this more frequently and see just how low I can get the ET with a tire only.
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Old 12-02-2017, 01:23 AM   #735
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Quote:
Originally Posted by Zeke.Malvo View Post
A very important variable, how were other cars running. Many seem to post stock LT1 camaro's running in the 116mph range. Any of those out there? How about 6th Gen Mustang's (110mph), etc etc.

Some tracks are just flat out slower without explanation. It's only fun to internet race when you live close to a fast track.

Sent from my SM-G955U using Tapatalk
Very good point! Sometimes it's the weather, sometimes the track, but when you have other similar cars to gauge yours, it can help you figure out if there's something you need to do differently or if you're running as well as can be expected for the track and conditions.
Quote:
Originally Posted by Infern0 View Post
Hmmm, I appreciate that. I'll have to pay more attention next time. I was honestly so intent on trying to improve anything I could (mostly with myself) that I went right from the track straight to the back of the line and only ever saw what the guy in front of me was doing. I'm usually slower through and watching a bit more but the track staff isn't efficient and that would have only got me about 3 runs. I really wanted seat time this visit.

I did one run against a Mustang 5.0 and it looks like he did a 12.6@115. Couldn't tell generation, they all look the same to me. And I don't believe it was stock anyway (sound).

Also now that I think of it I had my tire PSI at 32 (cold) still. Probably not the smartest.
Seat time and practice are definitely the most important. Try every different way of launching the car you can think of and start narrowing down from there based on what seems to work and what don't. That's all I did the first time I took my car to the track. I ran like 7 or 8 times back to back, just trying different ways of launching, mainly focusing on the 60' time. My ETs were all over the place that day. Now I run pretty consistently no matter what the conditions are. If the track has good grip, I pretty much do the same thing everytime and run very similar times, but I'll still throw some little test run in from time to time, just in case something different might make me faster. If the track is slick, then it can be very difficult to find that edge you need to balance on between over doing it and under doing it.

And yes.....you had way too much air! Even the 26 that the manual suggests is way too high. Try between 16 and 18. That's where I do my best.
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Life's Short, Live Fast! https://youtu.be/rTUv2p4T7OA 10.94 at 128 mph, 11.13 at 127mph 870 DA, https://youtu.be/e_X_LcpFp50 11.19 at 127mph 1100 DA, https://youtu.be/OXQiCQdQuH4 11.40 at 125mph 1800 DA
https://youtu.be/uWba1qs8M6Q 11.52 at 123mph 3500 DA
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Old 12-02-2017, 05:49 AM   #736
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Great 10 second pass and I think your the first to do it on stock tires. Congrats
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Old 12-02-2017, 05:53 AM   #737
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Quote:
Originally Posted by 17CamaroZL1 View Post
I did it on a hotlap pass and I had made a couple of passes over 129 mph earlier.....so if I had been able to cool the car some more before the fast pass and got it to run 129+, it may have went 10.8.
Congrats nice to finally see. We can only imagine with just a little TM lifted how much better they would be.
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Old 12-02-2017, 05:55 AM   #738
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Originally Posted by 17CamaroZL1 View Post
I did it on a hotlap pass and I had made a couple of passes over 129 mph earlier.....so if I had been able to cool the car some more before the fast pass and got it to run 129+, it may have went 10.8.
Nice! Did you do any weight reduction since no eng mods? Are you willing to share your launch? Touring?
track exhaust? Small burnout?
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Old 12-02-2017, 09:26 AM   #739
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Originally Posted by 17CamaroZL1 View Post
Very good point! Sometimes it's the weather, sometimes the track, but when you have other similar cars to gauge yours, it can help you figure out if there's something you need to do differently or if you're running as well as can be expected for the track and conditions.


Seat time and practice are definitely the most important. Try every different way of launching the car you can think of and start narrowing down from there based on what seems to work and what don't. That's all I did the first time I took my car to the track. I ran like 7 or 8 times back to back, just trying different ways of launching, mainly focusing on the 60' time. My ETs were all over the place that day. Now I run pretty consistently no matter what the conditions are. If the track has good grip, I pretty much do the same thing everytime and run very similar times, but I'll still throw some little test run in from time to time, just in case something different might make me faster. If the track is slick, then it can be very difficult to find that edge you need to balance on between over doing it and under doing it.

And yes.....you had way too much air! Even the 26 that the manual suggests is way too high. Try between 16 and 18. That's where I do my best.
Congrats, knew someone would. Once you are completely comfortable with your launch you will need to make a checklist. I read an engineers explanation of the eLSD. It sounds like it is programmed for a road course, a regular LSD will transfer torque based on one set of rules mechanically managed to defeat wheel spin. The eLSD transfers torque based on a set of algorithms to improve torque transfer in a cornering situation do to wheel spin. How does the eLSD react to wheel spin going straight. In the SEMA drag package an eLSD calibration is part of the package.

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Old 12-02-2017, 10:21 AM   #740
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Originally Posted by 17CamaroZL1 View Post
I did it on a hotlap pass and I had made a couple of passes over 129 mph earlier.....so if I had been able to cool the car some more before the fast pass and got it to run 129+, it may have went 10.8.
NICE! I knew with your persistence you'd get it. Now lets get some real tires on that thing and see what's what. I'll send you a PM on a couple things I found VERY helpful.

For those interested, here are the results of the dyno pulls on the Hellcat. This one's pretty stout so this motor must have been put together on a Friday morning LOL. I watched some other cars run and the dyno seemed pretty accurate based on comparisons and lines up with my trap speeds at the strip as well.



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Old 12-02-2017, 12:01 PM   #741
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Great 10 second pass and I think your the first to do it on stock tires. Congrats
Thanks Greg! As far as I know, you're right. If anyone else has done it, I've not seen it.
Quote:
Originally Posted by 96MrBass View Post
Congrats nice to finally see. We can only imagine with just a little TM lifted how much better they would be.
Thanks! I actually think the TM helps with the stock tires. Now that will likely be a different story with more grip. I'll find out this spring.
Quote:
Originally Posted by IneedAZ View Post
Nice! Did you do any weight reduction since no eng mods? Are you willing to share your launch? Touring?
track exhaust? Small burnout?
100% Bone Stock. Oh wait.....I did remove the plastic rain diverter from the hood vent. Lol! I was actually carrying extra weight. Not only did I have all the things in the glove box, all the flat/toe stuff in the trunk, but I even had my air tank, car duster, and detailing goods back there too.

I used all the setup and launch methods I've always used other than doing a bigger burnout since it was so cold out.
Quote:
Originally Posted by Sven59 View Post
Congrats, knew someone would. Once you are completely comfortable with your launch you will need to make a checklist. I read an engineers explanation of the eLSD. It sounds like it is programmed for a road course, a regular LSD will transfer torque based on one set of rules mechanically managed to defeat wheel spin. The eLSD transfers torque based on a set of algorithms to improve torque transfer in a cornering situation do to wheel spin. How does the eLSD react to wheel spin going straight. In the SEMA drag package an eLSD calibration is part of the package.

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Thanks!

The eLSD seems to work just fine in a straight line. It leaves 2 solid black marks if you want it to. If you watch the eLSD locking screen, it even starts locking while accelerating straight ahead, even though there is no wheel spin. My guess is, instead of locking at a growing rate in it's current tune, the drag mode will simply lock it solid from the start.
Quote:
Originally Posted by Speedy1975 View Post
NICE! I knew with your persistence you'd get it. Now lets get some real tires on that thing and see what's what. I'll send you a PM on a couple things I found VERY helpful.

For those interested, here are the results of the dyno pulls on the Hellcat. This one's pretty stout so this motor must have been put together on a Friday morning LOL. I watched some other cars run and the dyno seemed pretty accurate based on comparisons and lines up with my trap speeds at the strip as well.



Yeah. I'm ready for some tires. I'm sure someone like big dave will manage a 1.6 60' and maybe even beat my 1/4 time, maybe even as soon as this weekend, but I've accomplished my goal for a bone stock car, and will see how it responds to tires only. Hopefully GM gives us their drag package for the car soon after that and I will set my sites on getting that setup in the 9s, if they do.

Man, that's some nice numbers. With power like that and the weight you've pulled out of the car, it's easy to see how you got the times and speed you did. Congrats!
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Life's Short, Live Fast! https://youtu.be/rTUv2p4T7OA 10.94 at 128 mph, 11.13 at 127mph 870 DA, https://youtu.be/e_X_LcpFp50 11.19 at 127mph 1100 DA, https://youtu.be/OXQiCQdQuH4 11.40 at 125mph 1800 DA
https://youtu.be/uWba1qs8M6Q 11.52 at 123mph 3500 DA
TZQPHG '17 ZL1 HBM|A10|Nav|PDR|CFW Hood|ZL1 Mats

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Old 12-02-2017, 12:13 PM   #742
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Originally Posted by 17CamaroZL1 View Post
Thanks Greg! As far as I know, you're right. If anyone else has done it, I've not seen it.

Thanks! I actually think the TM helps with the stock tires. Now that will likely be a different story with more grip. I'll find out this spring.

100% Bone Stock. Oh wait.....I did remove the plastic rain diverter from the hood vent. Lol! I was actually carrying extra weight. Not only did I have all the things in the glove box, all the flat/toe stuff in the trunk, but I even had my air tank, car duster, and detailing goods back there too.

I used all the setup and launch methods I've always used other than doing a bigger burnout since it was so cold out.

Thanks!

The eLSD seems to work just fine in a straight line. It leaves 2 solid black marks if you want it to. If you watch the eLSD locking screen, it even starts locking while accelerating straight ahead, even though there is no wheel spin. My guess is, instead of locking at a growing rate in it's current tune, the drag mode will simply lock it solid from the start.


Yeah. I'm ready for some tires. I'm sure someone like big dave will manage a 1.6 60' and maybe even beat my 1/4 time, maybe even as soon as this weekend, but I've accomplished my goal for a bone stock car, and will see how it responds to tires only. Hopefully GM gives us their drag package for the car soon after that and I will set my sites on getting that setup in the 9s, if they do.

Man, that's some nice numbers. With power like that and the weight you've pulled out of the car, it's easy to see how you got the times and speed you did. Congrats!
That makes sense, they should have made it lockable from the start.

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