G Tech 15.28 with a 3500lb max

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Nov 8, 2004 | 06:25 AM
  #1  
Ok I have had the max back up and running for a while so I though I would try to see what it would do a little. The g tech seem pertty close on the other cars we tryed it with to their track times.I ran the meter and a modded honda civic at the same time. I gave the honda three cars in the 1/4. He has a header intake and full exhaust. Well I shifted in first with only 3/4 throttle at 4500rms and granny shifted to try to keep clutch from slipping. I reeled him back in by second and shifted at 4500rps too with a little clutch slip. Got into third and pulled a car before clutch stated slipping bad it went from 4000 steight to 6200 then I let off and got back into it in 4th and same thing went to 5th and it held intill boost kick in and slipped again. But By then I was at the 1/4 mile mark and the civic was still a car and a half behind We tryed to record it but the cam did not get it That sucked. Any how I shifted real soon to keep from running lean and slipped like hell and still ran 15.2 with 96mph. It said I put down 198hp at 42 mph (second gear I think that # would be higher if I could get around peek horse power area and was not slipping at all).Now a lot of members said when I spoke of going turbo a while back that it would be useless and would only get me back to stock times with all the weight that I have in my car. Well if I had the fuel to surport the air and could go to redline and make peek power, I think that I could break into the mid 14s with only 7 psi

Well this is what I got a ct26 turbo from a supra
****ty homemade intake pipe that leaking some.
crush bent 2.5 down pipe and full crush exhaust
magnaflow muffler
crush bent crossover pipe
I was going to take pics this weekend but did not have time to get to my moms to down load them in her computer being that she live an hour away. Will have pics soon.

My future plans are to take it easy for now and get my fuel right and install my intercooler that I have already and do some tunning. Then crank up the boost 12 to 17 psi
Nov 8, 2004 | 06:41 AM
  #2  
That's nice and all, but you should get to a track and see what you can do. Those G-Techs aren't usually that close. "Pretty close" can be the difference between 15.2 and 15.9.

Even if you were about 200 hp at the wheels, with your weight, only shifting at 4500 rpm and your clutch slipping, I kind of doubt you ran 15.2.

I ran a 15.2 in my VE at about 3000 lbs, with a racing clutch, shifting at over 6k rpm.

Oh, and it is against the rules to discuss street racing in this forum. You should wait until the weekend and post it in the "weekend battles" section in the general maxima forum.

It sounds like you got your turbo project off the ground, which is more than most people. Good work on that.
Nov 8, 2004 | 06:48 AM
  #3  
Quote: That's nice and all, but you should get to a track and see what you can do. Those G-Techs aren't usually that close. "Pretty close" can be the difference between 15.2 and 15.9.

Even if you were about 200 hp at the wheels, with your weight, only shifting at 4500 rpm and your clutch slipping, I kind of doubt you ran 15.2.

I ran a 15.2 in my VE at about 3000 lbs, with a racing clutch, shifting at over 6k rpm.

Oh, and it is against the rules to discuss street racing in this forum. You should wait until the weekend and post it in the "weekend battles" section in the general maxima forum.

It sounds like you got your turbo project off the ground, which is more than most people. Good work on that.
yeah your right about the racing I did not think of that before I posted forgot all about it . My friend runs like 12.7 to 12.9 on the track with his Wrx and runs like 12.5 with the g tech
Nov 8, 2004 | 06:55 AM
  #4  
one thing that you have to remember though is that a boosted engine makes an insane amount of torque once the turbo spools. the stock VG30ET produces 205 hp and 230 ft. lb. of torque. say if the Z had 15% drivetrain losses it would be producing ~175 whp and ~195.5 wtq.

lets say that he truly was pushing 198 whp that'd equal ~233 bhp @ 15% drivetrain loss and if the spread between the hp and torque was the same 253.5 tq. i wouldn't be a bit surprised if the torque number was much higher though due to high compression pistons and a slightly bigger compressor.

its quite possible he got that number. a track would be the best way to find out but those g-tech meters can do a pretty good job.
Nov 8, 2004 | 06:56 AM
  #5  
Thank for the support Mark!
Nov 8, 2004 | 07:11 AM
  #6  
Hmm. funny. my tech is almost a second off.. mine says I run a 15.4 and I ran a 14.7 at the track last night.

I've also seen it say 13.9 in my car.. you can't really trust those things on acceleration. they're a G force meter and they integrate that number over time to measure acceleration. if you go up or down any type of hill, it throws the numbers WAY off.

also you have to get your weight right. my car was 3300 exactly with about 1/8 tank of gas and empty trunk. but I have about 150lb of stereo, dynamat, and bolt on mods that don't come off for the track...
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