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Road racing coolant temps for turbo cars

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Old 08-14-03, 05:03 PM
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Originally posted by Fritz Flynn
I agree 100% and was also there last year

Manny you should consider this event for sure.

Dig Dug what were you driving last year. I have a blue montego base model and I think at that time I had some sweet fm10's on her
I think if I'm traveling this far, I'll need to rent someone's FD, perhaps one of your spare FDs, Fritz LOL
Old 08-14-03, 05:10 PM
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Hehe, I think I remember you! I was driving a white Subaru Impreza 2.5RS (I think I was in blue group), and I actually remember getting passed several times by a blue RX7! I seem to remember some sort of personalized plates on that RX7?

Yeah, I had a lot of fun that weekend! That was my street car at that time. It was sort of a last-minute decision on my part to go, given that I was totally unprepared to take the racecar - it really hinged on convincing myself to take the Subaru out for the weekend. It ran well until close to the end of the second session on Sunday, at which point I found the metal under the friction material of the front pads, rather inconveniently in the braking zone for turn one. Needless to say, that was the end of my weekend.

Great event, very laid-back atmosphere, and lots of track time! I am already registered for this year, so I will definitely see you guys down there. And this time I will be in my racecar!

Last edited by DigDug; 08-14-03 at 05:13 PM.
Old 08-14-03, 06:30 PM
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Originally posted by SleepR1
I think if I'm traveling this far, I'll need to rent someone's FD, perhaps one of your spare FDs, Fritz LOL
No problem but it won't be cheap Just rent a mustang.

Seriously though: HW miles won't hurt the "sleep" Forget the truck and trailor and just cruise on down with some victoracers.
Old 08-14-03, 06:38 PM
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Originally posted by DigDug
Hehe, I think I remember you! I was driving a white Subaru Impreza 2.5RS (I think I was in blue group), and I actually remember getting passed several times by a blue RX7! I seem to remember some sort of personalized plates on that RX7?

Yeah, I had a lot of fun that weekend! That was my street car at that time. It was sort of a last-minute decision on my part to go, given that I was totally unprepared to take the racecar - it really hinged on convincing myself to take the Subaru out for the weekend. It ran well until close to the end of the second session on Sunday, at which point I found the metal under the friction material of the front pads, rather inconveniently in the braking zone for turn one. Needless to say, that was the end of my weekend.

Great event, very laid-back atmosphere, and lots of track time! I am already registered for this year, so I will definitely see you guys down there. And this time I will be in my racecar!
I was in the white group but spent some time in every group....Including the race group in which I went out with about 3 or 4 cars and never saw another car.
PURE HEAVEN
Old 08-14-03, 09:33 PM
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Originally posted by Fritz Flynn
No problem but it won't be cheap Just rent a mustang.
Might be worth it if I'm renting Brad Barber's or Fabian's old CYM track-only car LOL Do you think Hertz will charge me extra rental fee, if I return their Mustang with no brake pads or tires left?? I guess in Nov, we won't have to worry about running hotter than 221 F LOL Hell it could be snowing!!
Old 08-15-03, 09:14 AM
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just pull yout thermostat for racing, I did 7 hours or 680 miles of twisting and turning racing and never got temps that high, I pulled my thermostat and let it flow as much as possible on a stock cooling system.

-Upgraded Turbo-
-Racingbeat Turboback exhaust-
-Bonez Cone Intake-
-Custom TID-
-TCC Type 3 BOV-

No cooling mods and i stayed on the lower 1/2 of my temp guage, water temps in the range of 175-195

Outside temps were in the 90s.......
Old 08-15-03, 12:29 PM
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Yeah, I am going to attend every G&W event that I find out about. The sessions are so long that people tend to come off and on the track during a session, which is something I find to be pretty rare. Usually, it's "I can't miss a minute of this 20 minute session!", but with these events, you get so much time, you can actually pull into the pit, change something, and go back out and have more time left than an entire session running with any of the clubs. Great experience, really helped me to improve my stamina on track.

And the officials are so lax that you can quite easily show up on the grid for any group(s) that you want, and they don't really seem to notice/care. Plus, they don't do tech inspection, which is sort of a good thing, because if you're like me, you don't particularly appreciate having to show up at 8AM to get tech'd before they close up the tech shed, and then having to wait for two hours yawning in the paddock waiting for the first session. I myself am not a morning person...

And let's hope it doesn't snow. The weather was absolutely beautiful last year.

I will see you there again this year, right Fritz?
Old 08-15-03, 12:36 PM
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Originally posted by SleepR1
This is the way you, Fritz, and I are thinking LOL, thus we have bad-boy FMICs on our Rx7s--plus all the street racers think twice before engaging us at a stoplight race, when the see the "teeth" showing
Yeah, the whole 'teeth' thing doesn't work for me because my FMIC is recessed. Its not right at the front like most people have it... Its a bit more sleeper.

Either way, FMIC's are perfect for the street. I never had hany problems till I hit the track...then it was 235F!!!!
Old 08-15-03, 12:42 PM
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Originally posted by DigDug
I agree with foko - assuming you're supplying enough fuel. If you have a rotary (especially turbo), you should have addressed the fuel delivery issue before even thinking about charge temps.
Yeah. I've got fuel coming out the ying-yang. Low 11's at 14psi.

Again, in my case, we are talking about a street-car that is sometimes tracked. Only a very small percentage of FC owners ever take their car to the track, so most mods are 'street' mods. This definitely includes a FMIC..

I don't know much about FD's, but the stock TMIC on an TII is pathetically useless (in its location). The hookscoop doesn't supply much air, therefore there isn't much intercooling...AFAIK
Old 08-15-03, 12:51 PM
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Originally posted by eViLRotor
Yeah. I've got fuel coming out the ying-yang.
I've heard of a medical procedure that can take care of that!
Old 08-15-03, 02:14 PM
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Old 08-15-03, 02:19 PM
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http://www.nopistons.com/forums/inde...howtopic=23748

if you think TMIC is so bad then you should read the above link
Old 08-15-03, 02:31 PM
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Manny,
You can rent my car. $27K for the weekend and you get a special parting gift... a new car! BWAhahaha..

Regarding the long sessin times at the G&W open house. You can get that kind of fun at any Trackmasters event IF you are an advanced/instructor level driver. they run what is called open track. you run out of gas before the checkered falls. www.trackmasters.com
Old 08-15-03, 03:38 PM
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That's pretty cool - I just checked out trackmasters.com, and they have a claim of 4+ hours of track time PER DAY for "qualified" drivers (as opposed to G&W, who guarantee 3.5+ hours for the entire weekend per group). I would hope they don't require you to attend numerous events before attaining this "qualified" status. At first glance, it looks like their events are rather pricey, probably because of the track time they are pushing, but the full G&W weekend (both days) is about the same price as trackmasters list for a single day. But then again, TM is offering 4+ hours in that single day, where G&W is offering 3.5+ hours over both days of the weekend. So I guess it sorta pans out to cost about the same. Nice!

It's too bad trackmasters doesn't run at VIR. I've gotten a bit tired of Summit Point, too. Hopefully they'll get the Shenandoah Circuit finished this year - it's already several months behind schedule, due to the ridiculous amount of rain we were getting around here in the spring and early summer. But, I've walked the new track (still unpaved), and it looks like it's gonna be incredible! Plus, it's reconfigurable...
Old 08-15-03, 06:50 PM
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Originally posted by Cheers!
http://www.nopistons.com/forums/inde...howtopic=23748

if you think TMIC is so bad then you should read the above link
Meh.

My Wolf3d air sensor is located just before the TB. I see about 7C above ambient when cruising. When boosting, my intake temps are always under 35C.

Chris Ng, who also has a Wolf, sees intake temps up to 80C with stock TMIC, and hybrid turbo at 15 psi.

That's all I need to know.

Yes, they restrict airflow to the rad, but that can be helped with some ducting. 95% of people agree that the TMIC doesn't do much.

99% of those never take their car to the track. A FMIC is a better solution for a street car.

Last edited by eViLRotor; 08-15-03 at 06:58 PM.
Old 08-15-03, 07:44 PM
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Originally posted by eViLRotor
Meh.

My Wolf3d air sensor is located just before the TB. I see about 7C above ambient when cruising. When boosting, my intake temps are always under 35C.

Chris Ng, who also has a Wolf, sees intake temps up to 80C with stock TMIC, and hybrid turbo at 15 psi.

That's all I need to know.

Yes, they restrict airflow to the rad, but that can be helped with some ducting. 95% of people agree that the TMIC doesn't do much.

99% of those never take their car to the track. A FMIC is a better solution for a street car.
that is what water injection is for.

aquamist 2D
Old 08-15-03, 08:00 PM
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if it is above 200 shut it off. parts are real expensive You can also look into increasing your oil capacity
Old 08-15-03, 11:31 PM
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The JGTC Supra makes a box, as you look at it, the front is a radiator, the bottom, and the sides are sealed, the back slopes upward(concave), and the top is the IC(with a reverse cowl hood). If you can direct enough airflow, and balance your oil and water temps either set up works fine(I've used both). The FMIC gives lower intake temps, and the oil and water temps are pretty much the same. AIR FLOW AIR FLOW AIR FLOW AIR FLOW. On a TII with proper ducting and ~350rwhp Two stock oil coolers, and a very large Griffin radiator give equal oil and water temps while road racing. Hope this helps, Carl
Old 08-16-03, 09:28 AM
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Originally posted by Cheers!
that is what water injection is for.

aquamist 2D

This is getting off topic.

Fine. Keep your TMIC and get the Aquamist.

I don't need that running 14psi. Why do I need another system that needs to be installed, filled, tuned, when I can run all day on the street with my FMIC

If I was heavily into drag racing, then yes, it looks like a good idea. Even if I was heavily into road-racing it might be a good idea too.

But like I've said for the up-teenth time: my car is mainly a street car, that goes racing/lapping a few times a year. It runs great the way it is. Coolant temps are perfect, even on a hot day.

With a little bit of ducting, I'll be fine at the track.

Last edited by eViLRotor; 08-16-03 at 09:31 AM.
Old 08-16-03, 12:22 PM
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Originally posted by bradrx7
Manny,
You can rent my car. $27K for the weekend and you get a special parting gift... a new car! BWAhahaha..
LMFAO!
Old 08-17-03, 12:47 AM
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DidDug,

Trackmasters Open Track qualification is very strict. They do have a school program that operates in concert with open track events to prepare you for open track. Once you are ready, you will be given an opentrack check ride. This procedure insures that those in open track can trust the other drivers. The environment during these sessions is VERY fast. If you make errors or get in the way, they react swiftly to correct the situation. Basically, it is like running with us in the instructor group... all day long. <VBG>
Old 08-18-03, 12:28 PM
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Originally posted by bradrx7
Manny,
You can rent my car. $27K for the weekend and you get a special parting gift... a new car! BWAhahaha..

i'll blatantly undercut that....my weekend rental fee is only 26.5K
Old 08-18-03, 02:45 PM
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Originally posted by foko
i'll blatantly undercut that....my weekend rental fee is only 26.5K
I have a soft spot for Kinesis wheels and 285/30-18s all around, so I'd consider your offer fabian LOL
Old 08-18-03, 08:34 PM
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Well my survey was not very productive because nobody had gauges other than the racers and they don't really count. Apparently BMW drivers are very confident when it comes to temps and about everything else My instructor had a fc tII and his temps were over 300f which leads me to believe he is just plain crazy and doesn't really count either. With those temps I reached into his car to postition the climate control to the hot side and told him to turn the heat on but he said that would make him too hot Maybe we are all a bit too worried about temps although I just can't believe he didn't bust a coolant or oil line I would hate to see what his oil pressure was. Anyway it was a great weekend and Crispy was again at FATT to help sharpen my skills some more. He's currently installing some cwr oil coolers to help control his temps. My needle moved to about the 3/4 (119c) mark during one session but my oil was only half full. When topped off my temps never went over 112c

One final note: Get some 285 30 18 Hoosiers on all four corners and drop a few seconds off your lap times
Old 08-19-03, 05:31 AM
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Fritz:

300? OMG and WTF............that's unbelievable............and here I am getting my panties twisted at anything over 215. Sheeesh.

I agree on the Hoosiers. I have an extra set of stock rims and happened across some 245/45 16's for $100 for all four and threw them on..........lap times went from around 3:00 to 2:48 and I was lovin life..........

My only dilemna is that whereas they were in real good shape prior to the session I wore through them in 5-6 hours of track time..............I can't really afford to burn up a set every track day.............momma would def change the locks on me................any suggestions? I've heard:

a. you can get used Hoosiers cheap, but I don't have a good hookup on that yet.........someone mentioned racetires.com but they don't have the right size for me, and the guy won't tell me what they charge.
b. My buddy runs Michelin Pilot Sport cups, feels they're sticky as hell, and has already put about 20 hours of track time on them and they still have plenty of tread left...........pricey, but maybe worth it......??

Tks.

David


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