Nissan 370Z Forum

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-   Track / Autocross / Drifting / Dragstrip (http://www.the370z.com/track-autocross-drifting-dragstrip/)
-   -   official 1/4 mile track times (http://www.the370z.com/track-autocross-drifting-dragstrip/36566-official-1-4-mile-track-times.html)

Alstann 07-15-2013 09:09 AM

Quote:

Originally Posted by synolimit (Post 2402493)
Anyone help with this? Went to the track tonight. Could only manage 2.2 60ft which I expected going to a 300 utqg rating from the factory 140 tires. It was definitely hard to launch and not peel out!

What I don't understand is with a 60ft of 2.2 and a trap of 106, almost 107 why my times were so slow. Comparing my trap and 60ft with others I should have been a lot faster.

Car only has a true dual CBE, rpf1's and HTR Z3's which are a lot lighter than stock and I weighed in at only 3125lbs which is down from 3361lbs with a full tank of gas and stock everything. 2013 sport 6mt.

Again the trap and 60ft are there, just not the 1/4 mile time.

Temp got down go 73, 66 humidity, 30.10 DA, elevation 903ft.

Any thoughts or what I'm missing here?

Just curious, what did you remove to get down to that weight? Spare tire and everything?

Alstann 07-15-2013 09:18 AM

Quote:

Originally Posted by tranceformer (Post 2345847)
congrats ... I'll update the list later tonight (posting from my cellphone right now).


good stuff. what setup are you going with?

you might want to wait a little bit, break in the clutch and get some seat time. it took some time to adjust with my new clutch, engagement was totally different from stock. my 2cents.

Oh damn, I never noticed you posted Ray, haha. My bad!

I went with a Southbend Stage 3 Drag clutch and 19lb steel flywheel. The clutch engagement isn't actually bad at all! Can't slip it though, it doesn't like it very much. I'm getting used to the clutch nicely now, though.

After I get my RE-11's on, and they break in, I'll be down to the drag strip for a hopefully cool, not-rainy day. :tup:

synolimit 07-23-2013 12:50 AM

Quote:

Originally Posted by FPenvy (Post 2404721)
what track were you running at? i go to ohio drag strips to run sometimes just curious if it may be one of the same so i can help you compare to my times i've ran out there.

42

synolimit 07-23-2013 01:00 AM

Quote:

Originally Posted by Alstann (Post 2404792)
Just curious, what did you remove to get down to that weight? Spare tire and everything?

Ummmmm, 1/4 gas, CBE, spare and trunk stuff, sound deadening back there, rear tow hook, baby seat rear hook, throttle body coolant lines, wheels/tires, lug nuts, engine covers, passenger seat, empty small windsheild washer fluid bottle, trunk foam more towards the cabin, and can't think of anything else.

Since then I've removed the trunk plastic on the tail gate, sides covering the rear shock towers, the plastic on the other side of the back of the seats with the ledges, more sound deadening behind the seats and around fuel pump, 11lbs battery with aluminium holder, plastic around rear window, and I think that's it too. Next is sound deadening under the seats, and test pipes.

FPenvy 07-23-2013 08:16 AM

Quote:

Originally Posted by synolimit (Post 2414550)
42

nice. i never raced there but typically when i'm in ohio i go to quaker city drag strip in salem ohio.

Super Werty 08-11-2013 04:00 PM

Quote:

Originally Posted by synolimit (Post 2402493)
Anyone help with this? Went to the track tonight. Could only manage 2.2 60ft which I expected going to a 300 utqg rating from the factory 140 tires. It was definitely hard to launch and not peel out!

What I don't understand is with a 60ft of 2.2 and a trap of 106, almost 107 why my times were so slow. Comparing my trap and 60ft with others I should have been a lot faster.

Car only has a true dual CBE, rpf1's and HTR Z3's which are a lot lighter than stock and I weighed in at only 3125lbs which is down from 3361lbs with a full tank of gas and stock everything. 2013 sport 6mt.

Again the trap and 60ft are there, just not the 1/4 mile time.

Temp got down go 73, 66 humidity, 30.10 DA, elevation 903ft.

Any thoughts or what I'm missing here?


The only thing you are missing is this...

-trap speed is a representation of your power/weight ratio.

-ET or time...is a representation of traction

2.2 60 ft means you're spinning tires. I am not surprised to see a slower time with a higher trap speed. Car is making good power, but you need more driver mod and or better tires.

From a 40mph+ roll you would be neck and neck with any of those other Z's on the list trapping around that speed

Eighties Meta 08-19-2013 01:22 PM

Minor correction in the all motor. Mine is touring NON-SPORT. Although it does have quaife lsd added

Sent from my GT-N8013 using Tapatalk 2

NBZ34 08-19-2013 02:34 PM

Whomever is updating the list, can you change the screen name "agrotech" to "NBZ34" in the stock & modified all motor categories? Thanks!

tranceformer 08-21-2013 05:52 PM

Quote:

Originally Posted by Eighties Meta (Post 2452512)
Minor correction in the all motor. Mine is touring NON-SPORT. Although it does have quaife lsd added

Sent from my GT-N8013 using Tapatalk 2

Quote:

Originally Posted by NBZ34 (Post 2452634)
Whomever is updating the list, can you change the screen name "agrotech" to "NBZ34" in the stock & modified all motor categories? Thanks!

Fixed!

NissanGuy23 08-21-2013 06:57 PM

Went to the track for the first time ever a few weeks ago, my first run was a 14.2. My second run i got a better launch and did a 13.725. At that point i wasnt allowed to race again, because if you run under 13.9 you need a helmet.

FPenvy 08-22-2013 07:44 AM

Quote:

Originally Posted by NissanGuy23 (Post 2455719)
Went to the track for the first time ever a few weeks ago, my first run was a 14.2. My second run i got a better launch and did a 13.725. At that point i wasnt allowed to race again, because if you run under 13.9 you need a helmet.

they "say" that at the 2 tracks i go to as well. at the one track i run 13.0-13.3 consistently (poor track prep most days) and they have never said anything to me. the other i run about the same 13.0~ and the even let me take passengers with no helmets as well without trouble lol

Eighties Meta 08-22-2013 10:00 PM

Quote:

Originally Posted by FPenvy (Post 2456198)
they "say" that at the 2 tracks i go to as well. at the one track i run 13.0-13.3 consistently (poor track prep most days) and they have never said anything to me. the other i run about the same 13.0~ and the even let me take passengers with no helmets as well without trouble lol

Well, when you're a hybrid of awesome and something else I guess you get certain exceptions.:D

Sent from my GT-N8013 using Tapatalk 2

FPenvy 08-22-2013 10:06 PM

Quote:

Originally Posted by Eighties Meta (Post 2457595)
Well, when you're a hybrid of awesome and something else I guess you get certain exceptions.:D

Sent from my GT-N8013 using Tapatalk 2

I wouldn't go that far. One is out in the sticks in Ohio but is a well know long standing track so they just don't care I think lol the other I'm surprised they didn't even say anything when I was doing import faceoff lol car was struggling that day though with it being 95 degrees and heavy humidity lol still took 2nd in all motor

Verda7junior 09-02-2013 06:57 PM

Here's my timeslip from today. 2012 370Z 7AT base sport 13.445@103.43 74degrees out with a 10mph headwind. Completely stock the same as it came from the factory.


http://i131.photobucket.com/albums/p...cktimeslip.jpg

NBZ34 09-02-2013 07:39 PM

Nice times for factory stock

synolimit 09-02-2013 10:37 PM

Quote:

Originally Posted by Super Werty (Post 2441791)
The only thing you are missing is this...

-trap speed is a representation of your power/weight ratio.

-ET or time...is a representation of traction

2.2 60 ft means you're spinning tires. I am not surprised to see a slower time with a higher trap speed. Car is making good power, but you need more driver mod and or better tires.

From a 40mph+ roll you would be neck and neck with any of those other Z's on the list trapping around that speed

Just saw this. Your explanation makes sense now why I pick up so much back end. I'm sure the others stock are even stock weight so I'm way lighter equaling to the faster back half. Thanks!

With a good history and lots if practice, driver mod isn't going to change. But one day buying a good tire from these hockey pucks should enhance things. Unless I try a good burnout and see if they'll stick better.

Dave s 09-15-2013 10:26 PM

2 Attachment(s)
I run my zed for the first time on the weekend 12.70 first pass, had 5 runs for the day all were in the 12.7-12.9 range with the first pass the fastest and the last pass the second fastest at a 12.77. had bad 60ft times all day struggling with grip. I have a video that I will put up soon.

andre12031948 09-15-2013 10:38 PM

Quote:

Originally Posted by Dave s (Post 2489116)
I run my zed for the first time on the weekend 12.70 first pass, had 5 runs for the day all were in the 12.7-12.9 range with the first pass the fastest and the last pass the second fastest at a 12.77. had bad 60ft times all day struggling with grip. I have a video that I will put up soon.

What mods? N/A? Tires?

Dave s 09-15-2013 11:22 PM

resonated test pipes, custom exhaust twin 2.5 inch, aam air intakes, ID injectors, e85, custom uprev tune, 245x18 inch et street radials, 7at, shockworks coilovers.

synolimit 09-15-2013 11:47 PM

Quote:

Originally Posted by Dave s (Post 2489158)
resonated test pipes, custom exhaust twin 2.5 inch, aam air intakes, ID injectors, e85, custom uprev tune, 245x18 inch et street radials, 7at, shockworks coilovers.

Lotta mods for a not so great result. I know the tractions a biotch but its the mph that's really low and doesn't make sense. Basically stock with the trunk gutted I pulled a 106.5 that dynod at 280hp 226tq. You should be way faster than 107 and should be way more HP than me I'd hope! Sure that tunes ok?

Dave s 09-16-2013 12:03 AM

from the list it looks like its the 3rd fastest NA car so I would have thought that it was a great result, what was your time

synolimit 09-16-2013 12:36 AM

Quote:

Originally Posted by Dave s (Post 2489190)
from the list it looks like its the 3rd fastest NA car so I would have thought that it was a great result, what was your time

Its a good time, but mph is weird.

14.0. See that's my point. I can have a horrible start, 60 foot, 1/8 mile and 1/4 but a roll on the highway we'd be dead even. My tires blow so it'll never be a 1/4 mile car.

Dave s 09-16-2013 12:42 AM

video of the run
12.70 second 1/4 mile 370z NA - YouTube

Dave s 09-16-2013 12:45 AM

mine will never be a 1/4 mile car either, strange things happen at the track with mph and et. 87mph at half track looks to be on the fast side for these cars also so cant explain the top end.

Nitex 09-16-2013 02:02 AM

Sold the Z guys :shakes head: I was never able to get good 1/4 times with my car. Not that my new GTI will be any faster haha.

Just realized I missed my Audi interior, thought the 2013 GTI with leather DRLs heated seats etc, may be a nice compromise.

Stage 2 parts in the mail (full bolt ons CAI,FMIC, DP, CB, tune) and im about to drop down on a k04 turbo upgrade for stage 3! haha purchased with 15 miles 2 weeks ago and im already modding!! :icon17:

hoping for low 13s with bolt ons or mid 12s with the turbo upgrade. Trying to have my cake and eat it to, im fat! Ill be in touch, hope to see progress with all your Z's! :tiphat:

andre12031948 09-16-2013 08:00 AM

Quote:

Originally Posted by Dave s (Post 2489190)
from the list it looks like its the 3rd fastest NA car so I would have thought that it was a great result, what was your time

Great times! Congratulation.
These guys that don't know how to drive will turn it around to a dyno chart game. There are people that claim 340h.p & do slower times.

Means nothing if their chart shows 500h.p but they can't even break 13's.

I don't know the gearing of an automatic trans. so I can't comment about getting new rear end gears.

Get better traction & you'll do 12.5's. At the rear, lighter/smaller wheels & drag radials should help a lot.

You're one of the very few that can go quick. "accelerating of a roll or feel by the pants means NOTHING!"

Just saw the video. You broke the tires in second gear. Getting drag radials & warming them up would make the car quicker & faster(mph :)

Eighties Meta 09-16-2013 09:29 PM

updated time 12.880 at 108.99
 
1 Attachment(s)
Temperature and DA information written on the timeslip.

The car in the right lane was an eclipse or something with a huge turbo. his last run was 10.5 so he obviously had a problem with the car this run.

http://www.youtube.com/watch?v=ZPqmvT3Vw9M

bacalhau1669 09-16-2013 10:09 PM

Nice pass. You 7AT guys got it made.

blueranger 09-16-2013 10:25 PM

Hey Guys looking at taking the Z to the Drag strip for the first time and need your feedback...

My cars current setup is FI CBE, 25R Oil Cooler, AFE Drop-ins with Smooth Tube Intakes - Berk HFC (on the way) - 7at.

My question is I have my original 18x8" - 18X9" wheels and a nice lightweight set of 19x9" - 19x10.5" which actually weight the same as the 18" set.

Which set is better for the Strip?

Thanks :tiphat:

bacalhau1669 09-17-2013 08:21 AM

If they both weigh the same and their heights are equal, then go with the set that has better tires.

NickTurnon 09-17-2013 09:34 AM

Quote:

Originally Posted by blueranger (Post 2490716)
Hey Guys looking at taking the Z to the Drag strip for the first time and need your feedback...

My cars current setup is FI CBE, 25R Oil Cooler, AFE Drop-ins with Smooth Tube Intakes - Berk HFC (on the way) - 7at.

My question is I have my original 18x8" - 18X9" wheels and a nice lightweight set of 19x9" - 19x10.5" which actually weight the same as the 18" set.

Which set is better for the Strip?

Thanks :tiphat:

Take the set with bigger rear tires. If you are rocking 245s on the 18s then forget it. Id go with the 19s and 275s (or bigger if you have bigger tires). And for all that are wondering... 325's do fit on the 19" sport rays. I had a friend add them to his 19s

Also, Ive noticed when I pull up to the tree on the drag strip, with the 7AT, you can mash the brake and accel to about 2500-3k without wheel spin and you will get a nice little launch. Try with traction on and off for varied times. I lowered my time by about .2-.4 seconds by this method. Good luck!

H2O_Doc 09-17-2013 09:45 AM

Quote:

Originally Posted by NickTurnon (Post 2491395)
Take the set with bigger rear tires. If you are rocking 245s on the 18s then forget it. Id go with the 19s and 275s (or bigger if you have bigger tires). And for all that are wondering... 325's do fit on the 19" sport rays. I had a friend add them to his 19s

Also, Ive noticed when I pull up to the tree on the drag strip, with the 7AT, you can mash the brake and accel to about 2500-3k without wheel spin and you will get a nice little launch. Try with traction on and off for varied times. I lowered my time by about .2-.4 seconds by this method. Good luck!

What do you suppose a stock 7AT would run with 325s launched as you describe above? Does stuffing that extra tire on the rays make the posterior squirrelly?

NickTurnon 09-17-2013 09:55 AM

Not sure exactly, it could help with wheel spin or it could be a tad bit heavier and make times a little slower (if your cars stock).

325s on the 19s are kind of unnecessary if you aren't supercharged or turbo'd, but my friend has plans to turbo his.

My best time was a 13.28 with new 275s in the rear & thats almost completely stock in the summer, 98-105 degrees with oil temp at 220-230. I still had wheel spin issues in first gear, and into second

If you are in the right region, temps are good, tracks prepared, theres no reason why you couldn't do better with a little bit bigger tires!

H2O_Doc 09-17-2013 10:09 AM

Quote:

Originally Posted by NickTurnon (Post 2491440)
Not sure exactly, it could help with wheel spin or it could be a tad bit heavier and make times a little slower (if your cars stock).

325s on the 19s are kind of unnecessary if you aren't supercharged or turbo'd, but my friend has plans to turbo his.

My best time was a 13.28 with new 275s in the rear & thats almost completely stock in the summer, 98-105 degrees with oil temp at 220-230. I still had wheel spin issues in first gear, and into second

If you are in the right region, temps are good, tracks prepared, theres no reason why you couldn't do better with a little bit bigger tires!

That's pretty impressive.

I've noticed that temps in the 90s really seem to suck the torque out of the Z (more so than I expected). Now that it is cooling off in the mid Atlantic, I've also noticed lots more wheel spin in first and second with morning temps in the 50s.

Summer tires not happy.

synolimit 09-17-2013 01:16 PM

Size isn't everything. I'd take a 245 drag radial over a 325 any day! Saying go bigger when you don't know the tires is nonsense.

Eighties Meta 09-17-2013 02:08 PM

Quote:

Originally Posted by NickTurnon (Post 2491395)
Take the set with bigger rear tires. If you are rocking 245s on the 18s then forget it. Id go with the 19s and 275s (or bigger if you have bigger tires). And for all that are wondering... 325's do fit on the 19" sport rays. I had a friend add them to his 19s

Also, Ive noticed when I pull up to the tree on the drag strip, with the 7AT, you can mash the brake and accel to about 2500-3k without wheel spin and you will get a nice little launch. Try with traction on and off for varied times. I lowered my time by about .2-.4 seconds by this method. Good luck!

if you watched my vid I only run it up to about 1700 rpm while standing on the brake. I figured I'd start spinning any higher. I'll have to try to launch it harder at about 2500 rpm. was worried that was a bit too much strain on the drivetrain but apparently not.

NickTurnon 09-17-2013 02:44 PM

Quote:

Originally Posted by synolimit (Post 2491975)
Size isn't everything. I'd take a 245 drag radial over a 325 any day! Saying go bigger when you don't know the tires is nonsense.

I agree with you..
I was simply assuming that he was running street tires. I rarely met people that run a completely stock car but buys drag radials to do his/her first Drag strip run in..

blueranger 09-17-2013 09:08 PM

Quote:

Originally Posted by NickTurnon (Post 2491395)
Take the set with bigger rear tires. If you are rocking 245s on the 18s then forget it. Id go with the 19s and 275s (or bigger if you have bigger tires). And for all that are wondering... 325's do fit on the 19" sport rays. I had a friend add them to his 19s

Also, Ive noticed when I pull up to the tree on the drag strip, with the 7AT, you can mash the brake and accel to about 2500-3k without wheel spin and you will get a nice little launch. Try with traction on and off for varied times. I lowered my time by about .2-.4 seconds by this method. Good luck!

Thanks for the Tips :tiphat:

Verda7junior 09-17-2013 10:14 PM

Quote:

Originally Posted by NickTurnon (Post 2491395)
Ive noticed when I pull up to the tree on the drag strip, with the 7AT, you can mash the brake and accel to about 2500-3k without wheel spin and you will get a nice little launch. Try with traction on and off for varied times. I lowered my time by about .2-.4 seconds by this method. Good luck!


I thought you had to remove the brake fuse otherwise the engine computer would reduce power if it saw the gas and brake pedals pushed at the same time. Was that only on the 350Z or is it the same on the 370Z?

NickTurnon 09-17-2013 11:43 PM

Quote:

Originally Posted by Verda7junior (Post 2492838)
I thought you had to remove the brake fuse otherwise the engine computer would reduce power if it saw the gas and brake pedals pushed at the same time. Was that only on the 350Z or is it the same on the 370Z?

Not sure on that one. Others can chime in..
Mine certainly didn't reduce power though.


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