Evolved Member
awesome shots....
.
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Ive never heard of the ST-41's, are they that much better than the ST-43's? If so, WOW!! And yes, I love the Kink, its such a crazy/fun corner!Originally Posted by cfdfireman1
You gotta try the ST-41 in the front it's like throwing out an anchor. Looks to be going into turn 5 in the pics also at the end of a 145 MPH straight but with more braking, how did you like the kink?
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It may have, I left early on Sunday, it sucked seeing all those cars get messed up Originally Posted by dcorn
I heard an 03 cobra wrecked too. I saw pictures on another forum, sad about those vettes.

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I love Road America Originally Posted by Ultimate CC
looks like you had some fun out there...

Evolved Member
ST41 – The best high energy input racing material available. Maintains high mu level at extremely high temperatures without sacrificing good wear – both pad and rotor. Needs some heat to work well.
ST42 – Lower mu than ST 41 and ST 43. Extremely stable average and in stop output over a wide temperature range. Has been very successful when used on the rear in conjunction with 41 on the front. Best high-temperature wear of all out materials.
ST43 – Friction level and wear rate between ST41 and ST42. Stability is not quite as good as 42 but better than 41. Should be an excellent open wheel formula. ST38 – Slightly lower mu than ST42. Wear still not as good as ST41. Good Performance over broad temperature range with minimal rotor wear. Successful in a broad range of racing series.
My favorite turn.

ST42 – Lower mu than ST 41 and ST 43. Extremely stable average and in stop output over a wide temperature range. Has been very successful when used on the rear in conjunction with 41 on the front. Best high-temperature wear of all out materials.
ST43 – Friction level and wear rate between ST41 and ST42. Stability is not quite as good as 42 but better than 41. Should be an excellent open wheel formula. ST38 – Slightly lower mu than ST42. Wear still not as good as ST41. Good Performance over broad temperature range with minimal rotor wear. Successful in a broad range of racing series.
My favorite turn.

Newbie
thats great advertisement for Girodisc. i wasn't sure if i wanted to go with these rotors but i think you just changed my mind
Quote:
ST42 – Lower mu than ST 41 and ST 43. Extremely stable average and in stop output over a wide temperature range. Has been very successful when used on the rear in conjunction with 41 on the front. Best high-temperature wear of all out materials.
ST43 – Friction level and wear rate between ST41 and ST42. Stability is not quite as good as 42 but better than 41. Should be an excellent open wheel formula. ST38 – Slightly lower mu than ST42. Wear still not as good as ST41. Good Performance over broad temperature range with minimal rotor wear. Successful in a broad range of racing series.
My favorite turn.
Hey thanks for all the info!!Originally Posted by cfdfireman1
ST41 – The best high energy input racing material available. Maintains high mu level at extremely high temperatures without sacrificing good wear – both pad and rotor. Needs some heat to work well.ST42 – Lower mu than ST 41 and ST 43. Extremely stable average and in stop output over a wide temperature range. Has been very successful when used on the rear in conjunction with 41 on the front. Best high-temperature wear of all out materials.
ST43 – Friction level and wear rate between ST41 and ST42. Stability is not quite as good as 42 but better than 41. Should be an excellent open wheel formula. ST38 – Slightly lower mu than ST42. Wear still not as good as ST41. Good Performance over broad temperature range with minimal rotor wear. Successful in a broad range of racing series.
My favorite turn.
Is that Canada corner??
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I will back these 100%, theyve been nothin but perfect since day one Originally Posted by redevo8u
thats great advertisement for Girodisc. i wasn't sure if i wanted to go with these rotors but i think you just changed my mind
They've lasted a long *** time too!!Martin @ Girodisc is great and SUPER helpful (949) 350.6194
Evolved Member
Canada F-Body. 
I was playing tag with this guy in the AM then he pulled this in Canada and went off in 3 up to the axles. Wrong guy to play with but it was fun.

OOPS who put that wall there? Custom white front end.

I was playing tag with this guy in the AM then he pulled this in Canada and went off in 3 up to the axles. Wrong guy to play with but it was fun.

OOPS who put that wall there? Custom white front end.
Evolving Member
very nice pics man....love the front rotors. props
Evolved Member
Nice pics! I love Road America - truly one of the country's best road courses. I was there for the ALMS race this year and it was simply amazing. I will run my car there next year...
Sad to hear about the GT3 and 'Vettes though
I can't imagine how much fun that would be either way...what was the cost?
Sad to hear about the GT3 and 'Vettes though
I can't imagine how much fun that would be either way...what was the cost?Quote:

I was playing tag with this guy in the AM then he pulled this in Canada and went off in 3 up to the axles. Wrong guy to play with but it was fun.
Wow, thats a sweet shot! I could see alot of bad crashes going down in Canada... Glad you didnt get tangled.Originally Posted by cfdfireman1
Canada F-Body. 
I was playing tag with this guy in the AM then he pulled this in Canada and went off in 3 up to the axles. Wrong guy to play with but it was fun.
Quote:
Sad to hear about the GT3 and 'Vettes though
I can't imagine how much fun that would be either way...what was the cost?
It really is, it was esp. beautiful this fall!! For a 2 day event I paid $350 I think, can't remember. Whatever the cost, it was worth it.Originally Posted by 72Tornado
Nice pics! I love Road America - truly one of the country's best road courses. I was there for the ALMS race this year and it was simply amazing. I will run my car there next year...Sad to hear about the GT3 and 'Vettes though
I can't imagine how much fun that would be either way...what was the cost?
-Ryan
Here are some shots I got uploaded:









-Ryan









-Ryan
Evolved Member
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-Ryan
Nice! How much track time did you get each day?Originally Posted by BlackTrack
It really is, it was esp. beautiful this fall!! For a 2 day event I paid $350 I think, can't remember. Whatever the cost, it was worth it.-Ryan
By the way, that latest set of pictures is painful...two of my favorite cars currently produced mangled
