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official 1/4 mile track times
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Well massive rainfall had track shut down.
I don't know why but it just seems at my current power level my stock 18's just feel faster out of the hole. Maybe need a beefier set of tires for my 18's and they might do better than my 19's ? :confused: |
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Smaller wheel/tires with good traction will give you best acceleration. Unless of course you end up having to shift into an extra gear running the 1/4 mile. I don't think you'll have that problem. Traction??? For god's sake, it's an automatic.... |
I have to pull the tail light fuse to be able to do a burnout.
Link to my 12.7 run with incar Nizpro Turbocharging - Nissan 370Z - Heathcote 15-09-2013 - YouTube |
Running 18's doesn't necessarily mean a smaller diameter tire. Mine are the same. It depends on what sidewall dimension you have.
My switch: The decrease in launch times comes from the increase in sidewall, which allows the tire to squat and increase surface area onto the pavement. If I could fit a tall 16" tire, so much better. Coop |
2012 base sport 7AT at full weight and with a near full tank of gas. Stock down to the tire except for my new addition of an Exotic Speed cat back exhaust. 13.301@107.37 on a 64 degree day.
http://i131.photobucket.com/albums/p...cktimeslip.jpg |
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Man I should have gone to GLD on Sunday too.
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Soon as I can get my car back together and break in the new clutch im hitting the track for sure. I hope it happens during these cooler months ahead.
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http://i131.photobucket.com/albums/p...thirteenoh.jpg
2012 Base Sport 7AT. Only mod is an $800 ExoticSpeed cat back exhaust. This time I tried weight reduction. Removed the spare wheel and tire, jack and tools, child seat anchor bracket, front and rear tow hooks, and rear floor mat. That added up to 46.8 lbs. I now weigh 170 as I also put myself on a 5 day diet and lost 3 lbs. Both previous times I went with more than 3/4 tank of gas, this time I had less than 1/4 tank. Did a 13.066@108.23 and a 13.078@109.32 on a 54 degree day. I drove a 2014 Corvette on Friday that felt alot faster than my car. But in the November issue of Car & Driver it said the new Vette does the 1/4 in 12.5@116 so my Z is only a half second slower for half the price. |
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Have you thought about helium balloons attached to your car? Maybe 50-60 really big ones? You could really lighten your load and maybe run mid 12s. Don't put them all in the back or you'll never get it to hook-up. Target has Hello Kitty mylar balloons on sale; would be a nice accent going down the track. Nutin says MEEEEEOOOOW!!! like Hello Kitty balloons. |
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Want to do 12.5's??? Should be easy.... Test pipes, an up-rev tune, drag radials to get your 60' to 1.8. & gears. Not sure what # gears because it's an automatic. There's a drag racer on the 370z 1/4 list that has an automatic. The gear numbers have to be perfect(a must) & work well with your rear drag radial's size. Check with him! Also remove your pass seat when racing:) That's all you need to do 12.5's. REALLY! Perfect gear selection a must! |
This only further proves my frustration and point that the 7AT have it made. Not only that they are Auto, but their gearing just seems to be ideal for an N/A Z. Very nice times. Very jealous.
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I recently found the timeslips from my last visit to the track.
Here's the copy of the timeslip for my best time (sorry for the huge pic) http://i.imgur.com/hoVN7eD.jpg I had other runs with better 60' times and higher trap speeds but this one was the best elapsed time. It's a 2011 Touring Sport 7AT with Stillen Gen3s and Berk HFC on stock tires with 20k miles. |
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I hit the strip on Wednesday and pulled a 13.38 with a 2.05 60ft. I have a 2013 with the 7AT.
Bone stock/ :driving: |
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was at the strip this past weekend
09' base/sport 6m bad whether (40 degrees), and track prep bad 60ft (2.29:mad:)- 13.4 at 107 what do you guys think??? mods: Litespeed titanuim intake 5Zigen headers Berk HFC Tanabe cat back no tune!! |
Not bad at all with that 60' IMO
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Why bad weather???
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As far as 2.29 60' ? I'd rather not comment. Is this your first time at the track? What tires/wheels are you using. I can help only if you like. I don't want to be in a position where help might not be wanted. Before you answer, I have to tell you that if asked, I will be brutally honest. Not a believer in that new teaching that " we are all winners" "everybody gets a ribbon" God forbid the a kid comes in dead last in his school's running race & doesn't get a ribbon. :rolleyes: |
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first time at the track with the Z. did couple more runs were both about the same 2.2-2.3 60ft. sport wheels 19x10 on continental DWS. I would spin really bad off the line if i launch more than about idle-1200rpm, (I know i need some RE-11's or a different wheel/tire package, and some gears……. humidity was about 70% and it really felt less than 40deg. |
GOOD-I can get you under 12.8's without trying
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You must be a good driver to get to that time & MPH with having so much against you. Your second problem is that with headers(not needed) & test pipes, exhaust plus no tune = your car running very lean. Not only performance suffer but it is not good for the well being of the engine. When you make so many changes, a tune is a MUST!!! You need the timing, fuel, everything adjusted/matched up to the NEW/DIFFERENT working PARTS. Also these mods are for high rpm H.P. So that's another reason for gears. Not only it takes you a long time to get to top/high H.P. but after every shift the rpm drops so much that again you are far from your high H.P. It's almost a miracle that you did this well. Just get smaller/lighter wheels for the rear, plus a set of M/T or Nitto street/drag radials. You can drive with those to the track, then drive back home. So get 4:08 gears, 17 or 18 inch wheels apx. 275/40/17or18 tires. Plus a good shop to get an Osiris uprev tune. Then go to the track on a cool day, heat up the tires a bit, drive the same way but after the tune you'll be shifting a bit higher(rpm). I will clean your car for a year if you don't break 12.8 @109+ mph. :icon17: |
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I also don't 100% agree with lighter wheels/tires/flywheel/pullies etc on a drag car. When shifting the rpms will actually drop faster than if the car had heavier components that keep the inertia up and spinning. The OEM wheels are light enough. |
I tried one final time at the strip before they close for winter. But I had an unexpected traction issue caused by leaves falling all over the staging lanes all day. So I only managed to get a new slow time for my car of 14.8@107 against a Civic on slicks. I struggled for traction all day, and on my final run I didn't bother spinning the leaves off my tires before the launch, and managed a spintastic 2.8 60 ft.
http://i131.photobucket.com/albums/p...c/148at107.jpg |
this video might help you
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Hit my car section & you will see my first time at the drag strip with just test pipes, TUNE, 3:90 gears & M/T street/drag radials & 275/40/17" rear tires. Left my front tires on. Video taken by the son of the other car, a Mits. that did 11.9 that day. By getting some traction, I did 1.8's in the 60' and because of that (1.8 60') I did my first 12.9's. At a time when I didn't know there was a 350z forum or their top 25 car list. After someone told me about the 350z.com forum, I went & posted that I went to a track (Raceway Park N.J :) & ran 12.9. Typical forum response came out. Are YOU CLAMING YOU DID THE BEST 07/08 HR time!!!!!!! I was stunned. Why & what are they talking about??? Good thing that the son of the other guy made & emailed me the video. I didn't know how, so I had someone post that video on the forum as proof. Days later I was asked for & posted my time slip. That's why with JUST better traction/time in the 60', you'll have NO PROBLEM doing 12.s at the 1/4. Take a look at that old video, it will help & encourage you..... Get GEARS, TUNE, TIRES..... I DON'T use or need/want wheel spacers. |
Getting traction in a base 370z is tough. I agree that gears will be great for a 370z, but an LSD is a necessity as well. Having driven a 350z and 370z with the factory LSD and a 370z woth an open diff, its night and day. Really hard to get off the line in an open diff 370z.
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Yes
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Oh, my bad. He does infact has a sport model. Didnt even see that. The importance of track prep is rather evident then I must say.
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I can't wait to pick up my car & drag race it just once before snows
Monday the banks are closed, so I'll pick it up Tues/Wed. Found a 2012 with ONLY 1,100 miles, Base automatic. It's a nice car that I will replace in a year or two. By then I'll know more about the next Z. At my age, 60K for a Camaro or Mustang is not for me. I think the 580 h.p.zL 1 & the new Mustang do 12 flat in the 1/4 mile. Stock of course. I think I'll be able to do mid 12's with a couple of mods + lsd & good tires.
Got a good deal considering it has 1,100 miles. I'll try to go to the track before they close. Will post my results. First I got to learn paddle shifting :) Posting cause I'm excited & can't wait to test it. :stirthepot: |
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^^^^^^^^^^^^^ Just place your foot on the pedal before the yellow lights start going down :) |
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You must be running at or near sea level to be getting 13.0x times bone stock with perfect barometric conditions
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I think test pipes/tune to match the change from test pipes & LSD w gears. I think that should do it. Then again I won't have the advantage of driving a manual trans. I'll be just a regular guy that floors the gas pedal. I guess I'll find out soon :) |
I'll need some good street/drag radials
I'll need 1.7's-1.8's 60 foot.
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a few mods 12.34 @ 114.14. my best pass with the Z.
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