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GTR Dyno!

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Old Dec 16, 2007 | 07:38 PM
  #11  
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Can any of the admins rename this forum to

'GTR Talk' instead of 'Car Talk'

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Old Dec 16, 2007 | 09:20 PM
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Nissan has always given "conservative" numbers on the GT-R's. The R34 is rumored to be close to 400 stock, so I'm not surprised.
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Old Dec 16, 2007 | 09:26 PM
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Originally Posted by nightwalker,Dec 17 2007, 12:20 AM
Nissan has always given "conservative" numbers on the GT-R's. The R34 is rumored to be close to 400 stock, so I'm not surprised.
The reason they have done that in the past is because of the Japanese 280HP rule. Why they would do that now is beyond me. You have to ask youself what Nissan has to gain by underrating a motor. I cant think of anything. Perhaps this is a test vehicle from Nissan that has been warmed over for the mags
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Old Dec 16, 2007 | 09:58 PM
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Originally Posted by Diabl0,Dec 17 2007, 12:38 AM
Can any of the admins rename this forum to

'GTR Talk' instead of 'Car Talk'

That wouldn't be fair to all the BMW fans on these boards.
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Old Dec 16, 2007 | 10:37 PM
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Originally Posted by Saki GT,Dec 16 2007, 10:58 PM
That wouldn't be fair to all the BMW fans on these boards.
hahah

GTR/[I35/335] talk covers about 97% of threads.
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Old Dec 17, 2007 | 12:37 AM
  #16  
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Originally Posted by SilverKnight,Dec 16 2007, 08:31 PM
Is this the normal dyno jet models or this like the temple of VTEC where they measure it at the wheels/hubs and gives a high output?
Maybe by underrating the horsepower output, they make the compettition feel like they have less to worry about, so their guard is down. As opposed to saying upfront that the GTR makes 550hp before the car is released, then by the time it is released the compettition has already made plans to match that or beat it.
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Old Dec 17, 2007 | 02:17 AM
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Originally Posted by candyass,Dec 16 2007, 10:26 PM
The reason they have done that in the past is because of the Japanese 280HP rule. Why they would do that now is beyond me. You have to ask youself what Nissan has to gain by underrating a motor. I cant think of anything. Perhaps this is a test vehicle from Nissan that has been warmed over for the mags
I thought they got rid of that rule many years ago?
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Old Dec 17, 2007 | 04:14 AM
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Originally Posted by MDXLuvr,Dec 16 2007, 11:15 PM
Its hard to believe that they would artificially give the public a lower HP #.

I would like to see Dyno data from other cars and on other dyno's.
Alot of companys underrate their cars.
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Old Dec 17, 2007 | 04:46 AM
  #19  
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I think they are just being honest with the turbo numbers. Chrysler did the same thing with the SRT4. It was rated at something like 215 and did about 215 at the wheels. Chrysler said they rated the power based on a hot day and assuming a heat soaked intercooler. I suspect Nissan did the same. While the car did produce 480whp it may not be able to sustain that power level due to heat soak.
Least you think this is dismissing Nissan's efforts, instead I think it's good that Nissan, like Chrysler did, using a conservative rating method.
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Old Dec 17, 2007 | 07:31 AM
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Originally Posted by MDXLuvr,Dec 16 2007, 08:15 PM
Its hard to believe that they would artificially give the public a lower HP #.

I would like to see Dyno data from other cars and on other dyno's.
Maybe they wanted to boost the respect for the Nissan engineering department... Telling everyone that the car has the same power output of the 911 Turbo and less power than the C6 Z06 with an extra few hundred pounds, but still competing/beating them around the Ring.

Most of Nissan's press releases on the GT-R have been about the AWD system, EMS, etc... not the engine... In the past, the GT-R has had the reputation of "how do they get a 4-seater sedan-based car to perform with sports cars and beat them?" So maybe Nissan is trying to keep that reputation/build that respect outside of Japan.

Could that engineering reputation get more people to buy their other models that are "embedded with the same DNA?"
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