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5 Oct 2010, 10:44 (Ref:2769685) | #51 | ||
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Maybe a GT300 car, but the GT500's are on par with LMP2 cars I'd say. Actually, I wish LMP would take direction from Super GT and race production based prototypes, so sexy.
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7 Oct 2010, 01:32 (Ref:2770621) | #52 | |
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I didn't make it up though, I took it off of speedhunters.com and a couple of other sites that asked the same question. The drivers seemed to agree that the LFA in cornering terms was at least on par with GT500 machines. I donno what truth there is to it, but it could be!
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7 Oct 2010, 03:34 (Ref:2770661) | #53 | ||
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Maybe, but it is hard to believe that a GT3 car corners significantly faster than a GT2 car with alittle aero (like some of the GT300 cars are, mainly the GT3 RSR's)
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7 Oct 2010, 08:40 (Ref:2770739) | #54 | ||
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Quote:
I remember watching this video http://www.youtube.com/watch?v=yaowvWwD-Rs and hearing that without restrictors the GT500 cars would produced over 700-800HP, that's just crazy. Here's some lap times of GT1 compared to Super GT, only track I could find was Okayama in 2009, Asian LeMans Series ran there as well as Super GT. SGT qualifying time - 1:24.069 Lexus SC430 GT1 (jap lemans) qualifying time - 1:29.827 Saleen S7R (1:27.515 DBR9, ruled illegal due to rear wing) 3.44/5.75 seconds difference in favor of SuperGT500 class. Now lets look at GT300 times vs. GT2 times. SGT qualifying time - 1:31.860 Ferrari F430 GT2 qualifying time - 1:30.847 Porsche 997 (1:30.721 Aston Martin Vantage, ruled illegal due to rear wing) 1.01/1.14 second difference in favor of GT2 class. But in reality the SuperGT300 cars being limited to 300HP, they must be making the time up in the turns to only be a second or two off the pace of the GT cars. |
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7 Oct 2010, 10:52 (Ref:2770791) | #55 | |
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no, i think Birddog07 is asking how could the N24 LF-A have handling performance anywhere near a GT500/LMP2 car, when its laptimes at the N24 race would only put it roughly on par with an FIA GT3 spec car...it should have annihilated them if it was true
im not sure how thats relevant anyway, if they build an LF-A to GT1 spec, then its performance specs are obviously going to be similar to the other GT1 cars... Last edited by The IC; 7 Oct 2010 at 11:09. |
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7 Oct 2010, 20:11 (Ref:2771029) | #56 | ||
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7 Oct 2010, 21:37 (Ref:2771081) | #57 | |
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the N24 LF-As only qualified mid-field of the GT3 spec cars...if the LF-As actual recorded lap times in racing conditions show its only as fast as a GT3 car (and if you watch it in videos, it behaves the same as all the other GT3 cars), an unverified claim from someone at a demonstration run that it performs like a GT500 or LMP2 car doesnt really have much to stand on, does it
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8 Oct 2010, 04:14 (Ref:2771219) | #58 | ||
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8 Oct 2010, 13:34 (Ref:2771444) | #59 | |
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SP8 (or 7) isn't a close-to-production class. It's where GT3 cars went before they made a special class for them, and it's still the class you go in if you show up with a GT2 car.
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8 Oct 2010, 14:50 (Ref:2771471) | #60 | |
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Don't know if they still do but the Sp classes use to allow motor swaps and tube frame chassis!
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8 Oct 2010, 15:48 (Ref:2771503) | #61 | ||
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The trouble with getting good GT1 lap times on the Japanese tracks, to get a comparison, is that there wasn't the caliber in that class to get those good numbers. Now, I could give you analysis based on performance at other tracks to give some type of approximation of old and new spec GT1s could be expected to do at the various Japanese tracks to give some comparison with SuperGT.
As it stands, the GT1 lap records at Japanese circuits stand thus: Sugo- 1:20.452, 103.008mph (2007) Fuji- 1:38.919, 103.175mph (2007) Motegi- 1:52.622, 95.257mph (2006) Aida (Okayama)- 1:29.493, 92.561 (2006) A key point in comparing these GT classes is that GT1s will be significantly closer in pace to GT500s on high-speed circuits as compared to slower, more technical tracks. Based on fast lap times from other road courses, particularly those in North America, these are my rough, pole lap times for the major Japanese circuits with top GT1 cars in 1999-2009 spec, driven on the limit: Aida (Okayama)- 1:24.000, 98.614mph Autopolis- 1:32.250, 113.327mph Fuji- 1:34.500, 108.000mph Motegi- 1:48.000, 99.333mph Sugo- 1:15.000, 110.496mph Suzuka- 1:51.000, 116.886mph Also, remember that we never saw what the GT1s could really do at Le Mans, because they held back in light of that 3:50 "limit", but I wouldn't bet against the potential of those cars being able to dip into or below 3:45s, or even slightly better than that. Given the importance of the straights at Le Mans, and the fact that LMP2s were lapping below 3:35 with significantly less horsepower than the pre-2010 GT1s, I wonder how close to a 3:40 those GT1s could have, theoretically, gotten. |
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8 Oct 2010, 15:52 (Ref:2771504) | #62 | ||
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I am pretty sure SP never allowed tubeframes, or at least not for a very long time. That's why the DTM-cars had to run in the freestyle class E1XP in 2003 and 04. Engine swaps should still be possible, though, as long as the brand of the engine remains the same.
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8 Oct 2010, 22:07 (Ref:2771692) | #63 | ||
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Quote:
It would seem that in Fast tracks that GT1 could potentially compete with SuperGT, but on tracks like Suzuka, they'd be left at least 3-4 seconds adrift. The GT1 class at Okayama in last year's Asian LeMans series featured a Saleen S7 and an Aston DBR9, the DBR9 ran by a Japanese team who had ran in SuperGT, also with GT2 the Vantage by Aston won pole, but they were deemed illegal because of a rear wing violation. I doub't that accounted for the 2 second advantage over the Saleen for the DBR9 though. As in the race they were faster and had the chance for a win. Last edited by TF110; 8 Oct 2010 at 22:14. |
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8 Oct 2010, 22:14 (Ref:2771695) | #64 | ||
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Believe me, I've studied those regs...
SP7/8 is not for close to production cars. Generally the "V"-classes are the ones in VLN for production cars, but they only exist up to 3.6 (or so) litres. If you have a close to production car with a bigger displacement, you either have to get a GT4 homologation and run in SP10 or get into SP6/7/8 and fight highly modified cars. Farnbachers GT2 Ferrari ran in SP7 this year, as did Mantheys RSR last year. The official reason the BMW was in E1XP was that it has a trans-axle when the road version hasn't. That kind of swap isn't allowed under the SP-rules... The unofficial reason is that SP7/8 are crippled by the rules to make sure that the GT3s win all the time and BMW didn't want to race in that class... |
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8 Oct 2010, 23:51 (Ref:2771717) | #65 | |
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SP8 was slowed down in order for SP9 or GT3 cars to win. And because of the size of the engine. They are also given weight penalties which makes the LFA racing at it's production car weight. The same can be said with the Aston Martins. This is what I'm saying. The LFA didn't race at the weight of the SP9 GT3 cars. It raced around 3200-3300lbs. and with engine restrictions. You can go to gazooracing.com and have a look.
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9 Oct 2010, 10:36 (Ref:2771907) | #66 | ||
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Of course SP9 is for GT3 cars. Now. Two or three years ago a GT3 went into SP8 or 7 (depending on engine size), because there was no SP9. And since there isn't a class for GT2 cars they go into whatever SP class they fit in engine-wise if they meet SP regulations, which at least the RSR and the 430 do. |
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10 Oct 2010, 05:47 (Ref:2772344) | #67 | ||
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10 Oct 2010, 06:34 (Ref:2772365) | #68 | ||
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Proof seems to be in the puddin'.
L.P. |
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10 Oct 2010, 08:21 (Ref:2772438) | #69 | |
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Like I said before, there's no reason for me to study the rule book. I have better things to concern myself with than why BMW had to run in a certain class. If you want facts you can head over to VLN's website and read their rule book. I know for a fact that the LFA wasn't run in configurations comparable to GT3 cars, at least in terms of weight.
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10 Oct 2010, 12:29 (Ref:2772578) | #70 | |
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10 Oct 2010, 15:52 (Ref:2772664) | #71 | ||
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If the series is going to America next year which track do you think they will use? Id love to see Road Atlanta, Sebring or Road America used.
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10 Oct 2010, 17:52 (Ref:2772703) | #72 | ||
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The representive from the GT1 facebook page has hinted it will be Laguna Seca, but if will be, I don't know.
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11 Oct 2010, 08:53 (Ref:2772984) | #73 | ||
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All that said I hope to see the LFA in GT1 next year, as well as the Alpina BMW. Laguna Seca is a good track, but I think they should use a bigger track. Road America would be nice, good long straights and pretty good combination of turns. |
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11 Oct 2010, 11:10 (Ref:2773049) | #74 | |||
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I think we could see United in a few years time in GT1...
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11 Oct 2010, 15:43 (Ref:2773195) | #75 | ||
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The next person who mentions again the rule book and the fact that someone should be reading it gets a warn - I don't care who it is - understood?
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280 days...... |
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