That's roughly what I ran. could have done better on day but only had one clean run and that was in the wet as chased electrical faults.. Turned out my lipo's had seen better days and what with the 25+ meter straight they couldn't push the car hard enough and speedo was cutting..
Here is the vid of the track, it was faaaasssttt
https://www.youtube.com/watch?v=kS1ANTSwGGc
http://microrcracer.com/tmp/ZX6_grass%20saunders.pdf