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new track times, something missing?

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Old Jun 10, 2013 | 08:46 PM
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Default new track times, something missing?

base 2008 ls3

Stock ran a 8.2 @89mph (2.0 60ft) 1/8th mile

100 RWHP later + 3400 stall

7.5 @ 92mph (1.65 60ft)

Am I missing some MPH somewhere?

TSP 231/236 Camshaft
Longtubes
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PatG tuned
no cats


Car dyno'd 464rwhp and 435rwtq
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Old Jun 10, 2013 | 09:13 PM
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I'm sure weather conditions could have a lot to do with it but I would have expected 95-96 mph....
464 hp NA should net that easily.

you could have easily gained the ET from the converter alone.
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Old Jun 10, 2013 | 09:32 PM
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Originally Posted by stanger383
I'm sure weather conditions could have a lot to do with it but I would have expected 95-96 mph....
464 hp NA should net that easily.

you could have easily gained the ET from the converter alone.
I agree and I would lean towards that being true but I witnessed the 100rwhp gain on the dyno, so what could cause my lack of mph?

Some of my friends are suggesting it will pick up some in the 1/4... but it should be a 124mph car and I don't feel like it will pick that up from another 660'
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Old Jun 11, 2013 | 11:55 AM
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I sure would appreciate some ideas, I dont know what to do.
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Old Jun 11, 2013 | 12:22 PM
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Weather makes a huge difference, I will lose .3 and 3 mph winter vs summer even in the 1/8. Rule of thumb is .1 and 1 for each 1000 of DA, my car is more than that, 2000 da change is more like .3. and 3 mph.

What was your weather for both runs? Look at Dragtimes for the DA calculation and input your track.
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Old Jun 11, 2013 | 12:28 PM
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Originally Posted by thehulk
I sure would appreciate some ideas, I dont know what to do.
log the run, shift points, sounds like maybe knock retard, it will be hard to pick up 32mph on the back half with a stall, how about you let off and hit the brake before the finish line
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Old Jun 11, 2013 | 12:33 PM
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or maybe some trans slipping
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Old Jun 11, 2013 | 12:36 PM
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Give us the weather data and your track location. I saw .5 sec drop and 5mph from 2500 DA in Bowling Green Ky down to -780 DA here in Fl. My sixty foot was a .1 better which also helped some.
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Old Jun 11, 2013 | 02:05 PM
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6/7/2013 kennedale dragstrip 9:15pm

7.4 @ 91.6mph 1.66 60ft

6/9/2013 Northstar Dragway in denton tx 3:30pm

7.5 @ 92.55mph 1.70 60ft
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Old Jun 11, 2013 | 02:30 PM
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Originally Posted by thehulk
6/7/2013 kennedale dragstrip 9:15pm

7.4 @ 91.6mph 1.66 60ft

6/9/2013 Northstar Dragway in denton tx 3:30pm

7.5 @ 92.55mph 1.70 60ft
A secret to life is make it easy for people to say yes to your request. Give them info they ask for and you'll get better help. If you make people work for it they won't bother.

Where and when was your original run you wrote of, and could you please look up the DA on both?

http://www.dragtimes.com/da-density-...calculator.php
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Old Jun 11, 2013 | 04:24 PM
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Originally Posted by thehulk
6/7/2013 kennedale dragstrip 9:15pm

7.4 @ 91.6mph 1.66 60ft

6/9/2013 Northstar Dragway in denton tx 3:30pm

7.5 @ 92.55mph 1.70 60ft

I didn't see a Kennedale Dragstrip in the lists. Maybe there was a name change ? Need to find this dragway-speedway to check the DA that day against Northstar.

Looks like Northstar was around +2930 DA
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Old Jun 11, 2013 | 04:36 PM
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I think I found it as Texas 1/8 mile raceway.

DA was around +2250.

So after adding 100 hp, you had a worse sixty foot time and terrible air. That would be 1-2 mph right there.

Last edited by pit-man; Jun 11, 2013 at 04:44 PM.
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Old Jun 11, 2013 | 07:36 PM
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Originally Posted by pit-man
I think I found it as Texas 1/8 mile raceway.

DA was around +2250.

So after adding 100 hp, you had a worse sixty foot time and terrible air. That would be 1-2 mph right there.



No those are just 2 days at the track AFTER the 100rwhp increase.

Before was an 8.2 @89 with a 2.0 60ft
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Old Jun 11, 2013 | 07:38 PM
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Originally Posted by Joe_G
A secret to life is make it easy for people to say yes to your request. Give them info they ask for and you'll get better help. If you make people work for it they won't bother.

Where and when was your original run you wrote of, and could you please look up the DA on both?

http://www.dragtimes.com/da-density-...calculator.php
My apologies, I'll do better next time

That's an awesome tool to have.
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Old Jun 12, 2013 | 02:20 AM
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Originally Posted by Joe_G
A secret to life is make it easy for people to say yes to your request. Give them info they ask for and you'll get better help. If you make people work for it they won't bother.

Where and when was your original run you wrote of, and could you please look up the DA on both?

http://www.dragtimes.com/da-density-...calculator.php
Filling out the profile is a big aid too. If the OP won't take the time to put details in his profile, I won't take time to answer questions that lack the info a profile would provide. These are communication tools, not an invasion of privacy.

BTW Joe, Dragtimes has dropped the link to weather info and substituted a phone app. Without a smartphone app the alternative is finding the closest weatherunderground station. That's more accurate anyway, because Dragtimes only uses the closest airport weather data, which sometimes is a long way from the track.
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Old Jun 12, 2013 | 01:12 PM
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Originally Posted by HOXXOH
Filling out the profile is a big aid too. If the OP won't take the time to put details in his profile, I won't take time to answer questions that lack the info a profile would provide. These are communication tools, not an invasion of privacy.

BTW Joe, Dragtimes has dropped the link to weather info and substituted a phone app. Without a smartphone app the alternative is finding the closest weatherunderground station. That's more accurate anyway, because Dragtimes only uses the closest airport weather data, which sometimes is a long way from the track.


What details do you need besides the ones ive already included?
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Old Jun 12, 2013 | 01:33 PM
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Originally Posted by thehulk
What details do you need besides the ones ive already included?
Tom is just saying!!! if every member puts their info in the signature or about me, name were you live, mods, then people with the answers don't have to play detective, the days you ran what time what track what elevation with what mods
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To new track times, something missing?

Old Jun 12, 2013 | 01:43 PM
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Well I can understand that. I thought I gave enough information to make an educated guess as to my problems.

Some people might not want everything on their profile for various reasons. I just hadn't updated my profile cause my parts change every month. But I listed my current setup.


But even DA from one day to the next shouldn't effect my mph by that much, its not like im racing in the mountains. In my opinion my car should trap 96-99mph in the 8th, but im at 92.5 sp something is wrong or my expectations are too high.

What are 3500-3600lb A6 vettes with 464rwhp running/trapping in the 8th and 1/4?

I do appreciate the time you guys have spent helping. My situation os frustrating to say the least
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Old Jun 12, 2013 | 03:05 PM
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Originally Posted by thehulk
Well I can understand that. I thought I gave enough information to make an educated guess as to my problems.

Some people might not want everything on their profile for various reasons. I just hadn't updated my profile cause my parts change every month. But I listed my current setup.


But even DA from one day to the next shouldn't effect my mph by that much, its not like im racing in the mountains. In my opinion my car should trap 96-99mph in the 8th, but im at 92.5 sp something is wrong or my expectations are too high.

What are 3500-3600lb A6 vettes with 464rwhp running/trapping in the 8th and 1/4?

I do appreciate the time you guys have spent helping. My situation os frustrating to say the least
here is one with just bolt/ons, you have a tune, traction on the shifts or trans slipping problem
Originally Posted by LS1LT1
Hello again Tommy, I'd like to submit my even more recent new bests to the C6 LS2 bolt ons list if I may.

Category: LS2 bolt ons only

1. Your entire profile completed & read Instructions: done
2. A copy of your entire time slip posted to the thread as in post # 5581
3. The complete the details of your pass using this template in your post:
4. Year Corvette - 2006
5. Type of Trans: automatic
6. Type of Suspension: stock - base/FE1
7. Stock Performance options (as in optional gears with the automatic, & etc.) - none
8. Tires utilized - drag radials
9. Modifications if any - headers, Vararam CAI, FAST intake, torque converter, Cartek tuning, skinnies
10. Dyno numbers if you have them - 393rwhp/380rwtq
11. As much info you may want to add about the run, launch techniques, tire air pressure & etc
12. Typed in the post (as some time slips get deleted & etc after being posted)
___ Name of the Track - Atco Raceway
___ Date of the pass & weather conditions - 12/11/11, 40 - 45 degrees and sunny
___ 60'.............1.512 (best of the day was 1.504)
___ 330'...........4.447 (best was 4.442)
___ 660'...........6.902
___ 660’ mph....100.16 (best was 100.55)
___ 1000'.........9.010
___ 1320'.........10.788
___ 1320’ mph…127.29 (best was 127.53)

Time slips from the three best passes (car# 364):



Thanks again.
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Old Jun 12, 2013 | 03:34 PM
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Originally Posted by thehulk
Well I can understand that. I thought I gave enough information to make an educated guess as to my problems.

Some people might not want everything on their profile for various reasons. I just hadn't updated my profile cause my parts change every month. But I listed my current setup.


But even DA from one day to the next shouldn't effect my mph by that much, its not like im racing in the mountains. In my opinion my car should trap 96-99mph in the 8th, but im at 92.5 sp something is wrong or my expectations are too high.

What are 3500-3600lb A6 vettes with 464rwhp running/trapping in the 8th and 1/4?

I do appreciate the time you guys have spent helping. My situation os frustrating to say the least
Not having all the pertinent info in the first post and nothing in your profile is equally frustrating for those who would like to and are knowledgeable enough to help. You can't provide too much info.

Post up the timeslips and tell us where those tracks are located. Fill out the profile and update it when there are changes. It's on the upper far left in the red banner. Click on "User CP" and look on the left menu. You don't need to fill in every detail if you feel that's too personal, but at least those which give a quick reference for others to understand the basics about you and the car. All those things help a lot.

You can also find relationships between mods and track times on the first page of the performance thread in the stickys at the top of this forum.

I'm currently wondering if the 3500-3600 lbs is just a guess on your part or did you actually weigh the car. I have other thoughts, but don't want to muddy waters without more data from those timeslips.
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