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997.2 Safety Upgrades

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Old 10-24-2010, 09:13 PM
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24Chromium
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Default 997.2 Safety Upgrades

I decided to upgrade the safety aspects of my car, since I'm keen to track it hard (and wicked fast!). I purchased Porsche's carbon fiber GT2 seats. These have cutouts in the headrest and seat bottoms that are designed for a racing harness. I purchased a set of Schroth 6 point harness for driver and passenger. In order to secure the harness, and keep my head in case of a roll over, I installed a custom roll bar that was fabricated by a local race shop, TC Design. I also got a head and neck restraint (HANS) device to compliment my new carbon fiber helmet.

This was only my 3rd track day with the new car. It was a little bit of an adjustment switching from the stock seats to these, since they sit a little higher than I'm used to, plus they are much more straight up and down than I'm used to (and have zero tilt adjustment). This was also my first time in my new HANS and six-point harness. The HANS hits the seat back and prevents my head from going back as far as I'd like. But, it didn't seem too cumbersome once I was on track. I dropped another 2-1/2 seconds off my time in my first session of the day. Confidence is key to this sport!
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Old 10-24-2010, 09:28 PM
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Izzone
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Great move.....I did teh exact same thing a few months ago....but used a Porsche Clubsport bar
Old 10-24-2010, 10:23 PM
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mooty
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have tony order you some split collar rings. you need those on both sides of the harness so the harness dont spread apart should you need to "depend" on the harness.
Old 10-24-2010, 11:03 PM
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24Chromium
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Can you post a pic so I can understand what you're describing?
Old 10-25-2010, 11:54 PM
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I found the seats too upright in my GT2. I got them reclined exactly to my liking by shimming them in front under the seat rails. In other words, by shimming the seats, you tilt the whole seat. Once tilted to the angle right for me, I've found the seat very comfortable. Have spent more than eight hours of driving time at a stretch, not counting gas stops, without any problem other than feeling a bit stiff when having to go through the exit gymnastics.
Old 10-26-2010, 02:39 AM
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mikymu
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Lar

It was great meeting you at Thunderhill last Friday and glad you were able to run couple dry sessions before Saturday's rain mess. LOVE your interior set up and glad to see you drop couple seconds with harness, HANS and better seats. R-compound tires will shave couple more seconds. We will give mooty 6 GT3 a run for it's money at TH on 11/05
Old 10-26-2010, 08:44 AM
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Izzone
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Is Tony the only guy to get the split collar rings from?
Old 10-26-2010, 12:57 PM
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mooty
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Originally Posted by Izzone
Is Tony the only guy to get the split collar rings from?
no, but he is my de facto drug supplier.

i think grainger has it.
but here is a pix of it
http://www.lucasindustrial.com/
Old 10-26-2010, 12:59 PM
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mooty
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Originally Posted by mikymu
Lar

It was great meeting you at Thunderhill last Friday and glad you were able to run couple dry sessions before Saturday's rain mess. LOVE your interior set up and glad to see you drop couple seconds with harness, HANS and better seats. R-compound tires will shave couple more seconds. We will give mooty 6 GT3 a run for it's money at TH on 11/05
lar has been driving forever, he's sand bagging us.

what was your lap time last friday.
i dont think i have driven TH's normal config all year.
Old 10-26-2010, 03:37 PM
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Originally Posted by mooty
lar has been driving forever, he's sand bagging us.

what was your lap time last friday.
i dont think i have driven TH's normal config all year.
No brakes and horrible off balance tires ... 2:05

I was wondering why Lar brought sad bags
Old 10-27-2010, 11:53 AM
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24Chromium
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Mooty,

Ah, I thought that was what you meant (split collar rings), as I'm a mechanical engineer. But, I'm not sure how/where they get mounted. Please explain.
Old 10-27-2010, 12:03 PM
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Ah... you mean to add the split collar rings on the roll bar? Two for each harness strap to keep them exactly in place, yes?
Old 10-27-2010, 12:41 PM
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They function in the same manner as Gisele's arms in your avatar....
Old 10-27-2010, 01:25 PM
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mooty
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Originally Posted by 24Chromium
Ah... you mean to add the split collar rings on the roll bar? Two for each harness strap to keep them exactly in place, yes?
Yes
Two on driver side and two on pass side. Only outboard of harness
Old 10-27-2010, 01:40 PM
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24Chromiun, thanks for your avatar...


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