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Old 11-03-2014, 10:11 AM   #168
ja1217
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Quote:
Originally Posted by hachi roku [86] View Post
Track: NJMP Thunderbolt

Feedback welcome!
I was there as well that weekend in the Red FR-S in TTD. Along with what @dradernh said about the line and using the curbs, I would pushing harder in some of the corners, especially in 3 and 12 (the fastest corners on the track). Below should be a graph of my GPS speed from the one session I did on street tires (235/40R17 ZII's):



This lap ended up being a 1:37.7, and I was still taking it relatively easy for most of the course as I was still adjusting to the vast difference in grip between my Hoosier's and the Dunlops. Pretty sure that I could be in the 1:36's on the street tires if I were to work on it.

Anyways, you should be able to see from my data that I have about 5mph on you in turn 3 (93 vs 88) and again 5-8mph through turn 12. For turn 12 you should be able to go flat out through the turn. Don't be afraid to take some extra curbing on the inside to give you more room to track out in both turns.

The other thing I would recommend is to not shift into 3rd so much. I would stay in 4th through turn 1 and 2, and only downshift into 4th for turn 4 and then downshift into 3rd for turn 5.

Unfortunately, my GoPro's battery died when I went out for my session on street tires, but here's a video of my best lap on the Hoosier's. I think my line is pretty good, but I'm still fairly new to the track as it was only my second time there. I was also over driving the car (typically carrying too much speed into the turn) a bit in some of the turns, which I need to work on. The idea of going slower to go faster has been a tough one for my simple brain to get around. Plus, managing oversteer in all the turns is fun! I was experimenting with trying to stay flat in 4th gear over turn 2 with the Hoosier's, but can't quite do it and was getting a lot of oversteer and dropped 2 wheels off a few times, which ended up freaking out the ABS system a few times, turning it off which was not cool.

[ame]http://youtu.be/cPJOTbInzb4[/ame]
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hachi roku [86] (11-10-2014)