TwinTurbo.NET: Nissan 300ZX forum - Nice work Kuah!
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Subject Nice work Kuah!
     
Posted by Samuel (Dallas) on May 12, 2005 at 2:23 PM
  This message has been viewed 158 times.
     
In Reply To Drag strip results last night posted by kuah@splparts.com on May 12, 2005 at 12:24 PM
     
Message :It has been a while since I had been to the drag strip and I finally decided to turn up the boost to 20-21PSI and see what the car can do. I never really tuned it since I rebuilt the engine late last year after finding low compression in cyl 6 due to slightly leaky valve/seat.
:I had tuned the car just before Hallett on 93 octane @ 14.5PSI, but I decided I needed race gas for 20-21PSI. I tuned the car on 105 octane gas last Saturday on the street with Rodel's help (he drove I tuned). At the track I was running 110 octane because that was what they had.
:On my 2nd run I got a 11.7 @ 120 with a 1.8 60ft:
:
:I thought that was not too shabby, with a better launch the car *may* be able to get down to a 11.5, which was about what I was hoping for given my turbos/setup. So I got Sean (tt.net member "sfarrah") to drive my car, he is the better driver and I was hoping he'll get a 1.6 60ft, but this was what he got on his 2nd run:
:
:!!! 1.46 60ft !!! I must suck real bad at drag racing :) This must be some sort of record for a Z32 M/T no-NOS ET Street setup...
:That was all the more impressive because this was how the car was setup:
:MT ET Street (yup not slicks) 26x10.5-16 on stock 16" rears and 13 psi tire pressure
:-2deg rear camber (was setup for road race) and all stock rear suspension arms
:SPL subframe collars, Nismo diff bushings, SPL urethane tranny mount, Noltec urethane motor mount
:Tomei LSD
:Not exactly an all out drag racing setup, the only thing I had really different was the LSD. I guess that finally paid off :)
:A video of my 11.7 run:
:[ www.splparts.com/Events/SAR0505/kuah.mpg ]
:Sean's 11.3 run in my Z:
:[ www.splparts.com/Events/SAR0505/sean.mpg ]
:I am thinking I should bump the boost up to 24PSI, tune it on C16, get my "in the works" SPL reinforced and solid bushing rear subframe/multilink on, get the launch control option on my Motec and see how close to 10s we can get on these "smallish" turbos :)
:Rodel was also out with us with his Sport 500 setup, he was trying to get the car into the 11s but was just a little short, he ran several 12.1 passes. He was running race gas but standard JWT timing, so a little timing advance should easily get him into the 11s. A video of one of his 12.1 runs:
:[ www.splparts.com/Events/SAR0505/rodel.mpg ]
:It was a pretty fun night out, I guess I'll have to do this a little more in the future :)

     
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