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Old 08-06-2012, 04:06 PM   #1415
scrming
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Originally Posted by 67 GTO View Post
Yo, your eyes must be slow/old. I read them fine lol

12.5 is very commendable in the heat, plus with the issues you had.
well... not all of us have our computers set to 640 x 480....
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Old 08-06-2012, 05:05 PM   #1416
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Yo, your eyes must be slow/old. I read them fine lol

12.5 is very commendable in the heat, plus with the issues you had.
Thanks. Getting tired of the excuses and want the car to run right. It's got 11s in it easy. Pulls much better with these turbos on it. Pulls hard all the way through the RPM range instead of the slow build up of the other turbos. I always loved 3rd gear in this car, now I plain love it.
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Old 08-06-2012, 05:15 PM   #1417
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Originally Posted by GretchenGotGrowl View Post
Thanks. Getting tired of the excuses and want the car to run right. It's got 11s in it easy. Pulls much better with these turbos on it. Pulls hard all the way through the RPM range instead of the slow build up of the other turbos. I always loved 3rd gear in this car, now I plain love it.
Perhaps Black Friday at Atco in the cool air? Plenty time to get your car in order. Along with the rest of you FI guys it would be something to see.

Last one was awesome.

So many great 5th Gen cars there.
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Old 08-06-2012, 05:19 PM   #1418
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dude... i got a headache trying to read those! Would you hold still for gosh sakes!!! LOL!

That 1st run would have been low 12s with some descent air! DA was about 2500! (We had over 3000 here in Michigan on Saturday... I didn't race, but dang it was MUGGY!)
Sorry, would redo it, but these slips just aren't worth that much effort. Anyways, here are the details.

Mods the same as last time
Tires: Nitto 555 Extreme IIs front and back
Left front sway bar connected this time.

Run 1 -- 9:51 AM ET
------------------------------
R/T ... 0.550
60' ... 1.921
300 ... 5.279
1/8 ... 8.088 @ 88.19
1000 ... 10.475
1/4 ... 12.508 @ 108.72

Run 2 -- 10:02 AM ET
------------------------------
R/T ... 0.192 (better)
60' ... 1.863
300 ... 5.235
1/8 ... 8.075 @ 86.86
1000 ... 10.508
1/4 ... 12.679 @ 99.15

Run 3 -- 11:29 AM ET
------------------------------
R/T ... 0.593 (WTF)
60' ... 1.847
300 ... 5.220
1/8 ... 8.054 @ 87.45
1000 ... 10.518
1/4 ... 12.897 @ 89.06

Run 4 -- 11:35 AM ET (hot lap)
------------------------------
R/T ... -0.162 (oops)
60' ... 2.477 (should have done the burn out)
300 ... 5.958
1/8 ... 9.708 @ 57.98 (coasting by now)
1000 ... 13.922 (pretty sure a dragon fly passed me about here)
1/4 ... 18.138 @ 50.29 (where are those Prius'?)
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Old 08-06-2012, 05:34 PM   #1419
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wow guess ima have to go to the track i have like 3 or 4 of them within in an hours drive
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Old 08-06-2012, 05:41 PM   #1420
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wow guess ima have to go to the track i have like 3 or 4 of them within in an hours drive
Lot's of fun!
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Old 08-06-2012, 07:07 PM   #1421
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Nice run Derrick considering the DA. 2686 at 9:53 AM. I must have missed that run of yours. I was watching for the first hour or so.

Nice time.

I do see your Camaro in this photo thou.
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Old 08-06-2012, 07:19 PM   #1422
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Quote:
Originally Posted by GretchenGotGrowl View Post
Sorry, would redo it, but these slips just aren't worth that much effort. Anyways, here are the details.

Mods the same as last time
Tires: Nitto 555 Extreme IIs front and back
Left front sway bar connected this time.

Run 1 -- 9:51 AM ET
------------------------------
R/T ... 0.550
60' ... 1.921
300 ... 5.279
1/8 ... 8.088 @ 88.19
1000 ... 10.475
1/4 ... 12.508 @ 108.72

Run 2 -- 10:02 AM ET
------------------------------
R/T ... 0.192 (better)
60' ... 1.863
300 ... 5.235
1/8 ... 8.075 @ 86.86
1000 ... 10.508
1/4 ... 12.679 @ 99.15

Run 3 -- 11:29 AM ET
------------------------------
R/T ... 0.593 (WTF)
60' ... 1.847
300 ... 5.220
1/8 ... 8.054 @ 87.45
1000 ... 10.518
1/4 ... 12.897 @ 89.06

Run 4 -- 11:35 AM ET (hot lap)
------------------------------
R/T ... -0.162 (oops)
60' ... 2.477 (should have done the burn out)
300 ... 5.958
1/8 ... 9.708 @ 57.98 (coasting by now)
1000 ... 13.922 (pretty sure a dragon fly passed me about here)
1/4 ... 18.138 @ 50.29 (where are those Prius'?)

Ok... time for some of my world famous RICER MATH!!!

Did the 1/8 to 1/4 ratio on your first run which had your best 1/4 ET. Then applied that ratio to your 3rd run which had your best 1/8th. That turned 12.897 into a 12.455.

DA at 11:30 was about 2690.... that turn the 12.455 into a 12 flat...

Hope you can get things figured out ASAP!!! Really wanting to see Gretchen live up to her full potential!

BTW, loved your commentary on your time slips!
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Old 08-06-2012, 08:00 PM   #1423
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Thanks for taking the time to do the math John. Now I won't have too.
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Old 08-07-2012, 07:47 AM   #1424
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Originally Posted by GretchenGotGrowl View Post
Well, here are my timeslips from CFest for all to analyzed. They are ordered by time-of-day left to right. On the first one I dusted the tires and did a soft launch off idle with TC on to get a feel for the track. Turns out that was the best time. It started cutting out at about the 1000' mark and I coasted in from there. It got progressively worse from there. Did a good burn out and launched at about 1500 with TC off. Got a little past the 1/8th point and it cut out so coasted from there. Third run I barely made it to the 1/8th, and well the last one I made it maybe 300'.
3G - looks like some room for improvement - the potential in the car is there like John was saying - I just had a few questions...

What was 'cutting out'? Has Rx got the fuel issues more or less resolved? On these runs, what was your boost levels and what is the highest boost level you can achieve w/o using the methanol injection- if its even possible for you to use high boost w/o meth?

Thanks, David
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Old 08-07-2012, 09:48 AM   #1425
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Were fine to 5-6# and it is above that we run into the issues. Adding a 2 bar MAP and redoing the tune and that should take care of most of the issues.

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Old 08-07-2012, 10:05 AM   #1426
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3G - looks like some room for improvement - the potential in the car is there like John was saying - I just had a few questions...

What was 'cutting out'? Has Rx got the fuel issues more or less resolved? On these runs, what was your boost levels and what is the highest boost level you can achieve w/o using the methanol injection- if its even possible for you to use high boost w/o meth?

Thanks, David
I was running 8 psi (the lowest I can go with the springs they have in the turbos). First and last runs were with no meth.

Not sure exactly what is going on. Obviously it got progressively worse. On the dyno we only pulled WOT in one gear. So it maybe something related to the adaptives in the ECU. It seems we have the fuel at the HPFP, but maybe the in-tank pump can't keep up now or the adaptives are undoing what Vince has changed. Maybe he's not finding all the tables that need to be tweaked. Either way, I just need to log it at the track to figure out exactly what is going on. I don't like doing that at the same time I'm driving, but they wouldn't allow ride alongs this weekend. This may take a while to figure out, so just be patient everyone. As always, I'll share what I learn so you guys can take advantage of it.
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Old 08-07-2012, 04:13 PM   #1427
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At least you're actually able to run sub 13's! Hell I can't even get mid 13's atm LOL

Quote:
Originally Posted by scrming View Post
dude... i got a headache trying to read those! Would you hold still for gosh sakes!!! LOL!
I thought my eyes were going to explode!

Quote:
Originally Posted by scrming View Post
well... not all of us have our computers set to 640 x 480....


Quote:
Originally Posted by GretchenGotGrowl View Post
Getting tired of the excuses and want the car to run right.
I know how you feel man, you know your car is very capable of it but there is just one thing or another that is holding you back. Sitting here with this OD pulley making 10 psi of boost and knowing that my car is capable of doing so much more is just downright frustrating.

Quote:
Originally Posted by scrming View Post
Ok... time for some of my world famous RICER MATH!!!
I wouldn’t have it any other way scrming.

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BTW, loved your commentary on your time slips!
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Old 08-23-2012, 05:03 PM   #1428
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Tires used on the pass: Stock Pirelli 20's
Performance Mods (if any):None
Transmission: 6 spd manual
Category submitted for:Bone Stock
R/T..........1.965
60'.............2.201
330'...........6.229
660'...........9.487
660’ mph...74.63
1000'..........12.309
1320'..........14.656
1320’ mph…96.68
Name of the track:Palm Beach International
Date of pass:08-17-2012
Weather conditions Track Elevation:21 feet above sea level
Air Temperature:90 degrees F
Barometric Pressure:30.01 inches Hg
Relative Humidty:54%




First time ever down the track, had a great time.
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