Track Toubles!!! [Archive] - SR20 Forum

: Track Toubles!!!


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axion4888
04-13-2008, 10:02 PM
whats up,
went to epping, new england dragway on wednesday and snapped an axle.
my car made 300 whp at 7 psi. before i even hit the 60ft mark the car stopped moving. got the car home and foung that i snapped the passengers side axle. the snapped peice was in side the tranny and no damage was done. hope you enjoy the pictures and if you have any suggestions let me know.
thanx
doughttp://www.sr20forum.com/gallery/data/1286/thumbs/0413082049b.jpg (http://www.sr20forum.com/gallery/showphoto.php?photo=16697)http://www.sr20forum.com/gallery/data/1286/thumbs/0413082049a.jpg (http://www.sr20forum.com/gallery/showphoto.php?photo=16696)http://www.sr20forum.com/gallery/data/1286/thumbs/0413082049.jpg (http://www.sr20forum.com/gallery/showphoto.php?photo=16695)

nnoriega
04-18-2008, 12:43 PM
Damn, I Sapped one to, but it was the driver side, i snapped the axle Due to wheel hop..now that I'm using slicks I don't worry that much about that and I'm launching at 6k rpm..

Where you using slicks or street tires?

budgetNX
04-18-2008, 01:34 PM
my question is what tranny are you using?

axion4888
04-19-2008, 07:13 AM
stock tranny and street tires.
i ran the car last night about 4 times my best was a 14.3 at 107. i was taking it easy in the 8th mile.

budgetNX
04-19-2008, 10:59 PM
were you wheel hoping like mad?

axion4888
04-20-2008, 02:15 PM
no not at all.
i just bought a set of slicks last night and im gonna go to the track next weekend.

budgetNX
04-20-2008, 02:52 PM
lol sweet. time to break the tranny not just the axles.

goodluck man. tell me how it goes

Dbarnett88
04-22-2008, 01:59 AM
300whp on 7psi is great, but that 14.3 doesn't quite make sense to me... go hard on 'em

axion4888
04-22-2008, 08:50 PM
i agree i was expecting to run quicker. i ran a 14.3 with my t25 set up.
because i broke the axle i was scared to beat on the car because i had to drive the car home that same day. first and second gear i was holding back.

nnoriega
04-22-2008, 09:02 PM
I just ran 12.9 with my little t25 using slicks, 1.83 on the 60's launching at 6000 rpm..

That axle broke because of the wheel hop, there's no other explanation.. Good luck with the slicks and have fun, you'll run at least, 12's

budgetNX
04-22-2008, 09:18 PM
[QUOTE=nnoriega;2273302]I just ran 12.9 with my little t25 using slicks, 1.83 on the 60's launching at 6000 rpm..
how much boost/power?

nnoriega
04-22-2008, 09:23 PM
[QUOTE=nnoriega;2273302]I just ran 12.9 with my little t25 using slicks, 1.83 on the 60's launching at 6000 rpm..
how much boost/power?


like 15 psi of the little guy, boost spike at 17 psi..

Power? I don't, I've never dynoed my car, but it's got to be arround 250-260 whp, I think...maybe less, i don't really know

budgetNX
04-22-2008, 10:56 PM
[QUOTE=budgetNX;2273316]


like 15 psi of the little guy, boost spike at 17 psi..

Power? I don't, I've never dynoed my car, but it's got to be arround 250-260 whp, I think...maybe less, i don't really know


stock det?

nnoriega
04-23-2008, 12:25 AM
[QUOTE=nnoriega;2273319]


stock det?

Nop., de +T

axion4888
04-27-2008, 05:27 PM
went to the track friday. made 3 passes at 7 psi with slicks. best run was my first run 13.0 at 110. after the first run traction was horrible do to track conditions and temperature.
didnt break anything also.

nnoriega
05-05-2008, 11:40 AM
went to the track friday. made 3 passes at 7 psi with slicks. best run was my first run 13.0 at 110. after the first run traction was horrible do to track conditions and temperature.
didnt break anything also.

Nice!! I'm glad to hear that everything went ok.. I went to the track this last friday too, I ran 12.85 and 12.87.. track wasn't in the best shape neither, but i ran ok. My best 60's ever, 1.82.. that's was nice..

How much air were u using on your slick tires?

axion4888
05-05-2008, 10:33 PM
anywhere from 10-15
what is the set up that you are running in your car to run that quick.


i went back to the track last wed. i ran a 13.0 at 116 but i was spinning in first and second with slicks. too much power for the track. the temp. was like 35 degrees.

nnoriega
05-06-2008, 01:14 PM
I'm using the little guy, a T25 turbo..370's @4bar, calum ECU, EVO VIII IC, act xtss clutch kit, prothanes, etc..16 psi of boost..

using M/T 22X8 50 r15 @ 9.5 psi..

Launching at 6000 rpm, shifting to second at 7500 rpm, third and fourth at 7000 rpm..

how much psi are u using on your slicks?

What slick are u using?

what's your launch rpm?


here's my vid of 1.82 on the 60's and 12.92

http://youtube.com/watch?v=7pI5rEwD_vo

And this one is for my 12.87 run, I think I ran 1.84 on the 60's

http://youtube.com/watch?v=BoLCzImbx_E

what's your 60ft time?

116 mph, for those speeds, you should be running 12's

Octave236
05-06-2008, 06:04 PM
I always ran 6-8 psi on MH 24.5" slicks hit a 1.77 60ft once it was the t25 8.2 1/8 mile at 86 or 87mph. I'd try running lower psi in the slicks.

axion4888
05-06-2008, 06:58 PM
im running like 10-15 psi.
on m&h slicks 23x8.5x15.
i launched from like 5000.
the problem is that i cant hold traction because i cant get the tires hot enough during the burn out and the track up here sux.
with slicks your t25 probably doesnt spin the tires in any gear at the track.
the other night i was spinning all the way thru the trap.