Sunday, October 11, 2009

MG Car Club Sprints - Sandown Motor Circuit

This day comprised of a drag and sprint component. Each competitor had two drag runs, one on each straight of the circuit.

Drag
Best run (according to RaceChrono):
60 feet - 2.43 s
1/4 mile - 14.49 s @ 157.1 kph
0-100 kph - 7.19 s

Sprints
Tyre pressures that worked for me: Front - 34 PSI hot, Rear - 33 PSI hot.
Tyres: Dunlop D03G/D02G
Brakes:
- First time trying Ferodo DS2500 at the front, they held up very nicely.
- Also got some titanium shims for the front, brake pedal still felt spongy after each session though.

Session 1
1:34.2000
1:33.2000
1:33.8900
1:35.1700

Session 2
1:50.9500
1:33.8100
1:32.3100
1:33.1700 <- VMax 197 kph Session 3
1:38.8700
1:34.7300
1:32.4200
1:32.5300

Session 4
1:33.4500
1:32.1400
1:32.2000
1:31.6100 NEW PB
1:31.7800

Full results:
http://www.natsoft.com.au/cgi-bin/results.cgi?11/10/2009.SAND.Q1.I

Comparison of my previous PB to the new one:



High/low speeds for PB lap:



Thank you:
- Kam for technique consultation
- Dave for chasing me and applying the pressure for PB
- Shaun for the lunch run and support
- Drew, Anja, Jason and Ray for taking photos and support
- Dan and Ying for the Porta-Gazebo
- The rest of the crew who competed or came to support

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