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Wow!-Very impressive 991 GT3 vs 997.2 GT3 comparo!

Old 08-28-2014, 10:40 PM
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Liked the words she used "sounds like the engine will explode". So true it has happened.
Old 08-29-2014, 12:25 AM
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She just turns me on!
Old 08-29-2014, 12:35 AM
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How much of the drag race delta is launch control/PDK vs manual trans?
I would say that makes more of the difference than the increased power/weight
Old 08-29-2014, 12:38 AM
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Originally Posted by P.J.S.
How much of the drag race delta is launch control/PDK vs manual trans?
I would say that makes more of the difference than the increased power/weight
The PDK and LC will help the ET but it would be marginal on the MPH down the quarter. A good driver in a manual will be a tad slower on the ET but pretty close on the mph when racing an auto or pdk car. I have some pretty extensive drag racing history running a best of 8.3@178 in my street car with a stock manual transmission at 3350lbs plus driver.
Old 08-29-2014, 12:43 AM
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Makes sense... I just think the margin of "victory" is less than half without launch control but I could be wrong... She obviously can drive so maybe it more apples to apples than I think it is
Old 08-29-2014, 12:57 AM
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Originally Posted by P.J.S.
Makes sense... I just think the margin of "victory" is less than half without launch control but I could be wrong... She obviously can drive so maybe it more apples to apples than I think it is
Most of the 997.2 RS's like hers I've seen run the quarter in 11.8-12.0 at 118-120mph. The highest mph I've seen out of an RS 4.0 is 122mph so even though the 991GT3 is rated at 25hp less than the 4.0 and weight more they are slightly faster in a straight line and quicker down the quarter mile. The new GT3 is definitely underrated in the HP department.
Old 08-29-2014, 03:44 AM
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I took my 991 GT3 to the drag strip. Ran 11.30@124.9mph . My previous car was the 997.2 GT3 RS.
I never took the RS to the drag strip but it felt slow in comparison to my 991.
Old 08-29-2014, 04:03 AM
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Originally Posted by Mike in CA
It's interesting that she mentioned the 24hp advantage for the 991 GT3 over the 997 RS. She could also have mentioned that the RS has about a 140lb weight advantage over the GT3, IIRC.
True. Weight helps during acceleration and torque should be about the same (if I'm not mistaken) if you look closely off the line she jumps him with the RS by just a bit, and not too long down the line the 991 is off with quite a margin. This just tells me the 991 has a bit more than a dab of power over the RS + PDK helps with an advantage too.

The RS is no slouch, I'm just happy 991 is quite more healthy on power.
Old 08-29-2014, 04:22 AM
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Mike In Ca said:
She could also have mentioned that the RS has about a 140lb weight advantage over the GT3
She did say her car was a 132 pounts lighter or so than the 991
pounts is german for Pounds.
Old 08-29-2014, 07:15 AM
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Originally Posted by Speedah
I took my 991 GT3 to the drag strip. Ran 11.30@124.9mph . My previous car was the 997.2 GT3 RS.
I never took the RS to the drag strip but it felt slow in comparison to my 991.
Nice run! That terminal speed illustrates strong top end.
Old 08-29-2014, 07:17 AM
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Originally Posted by ToyGuyAZ
The PDK and LC will help the ET but it would be marginal on the MPH down the quarter. A good driver in a manual will be a tad slower on the ET but pretty close on the mph when racing an auto or pdk car. I have some pretty extensive drag racing history running a best of 8.3@178 in my street car with a stock manual transmission at 3350lbs plus driver.
WTF, that is fast! Nice grocery getter.
Old 08-29-2014, 01:52 PM
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Originally Posted by ToyGuyAZ
The PDK and LC will help the ET but it would be marginal on the MPH down the quarter. A good driver in a manual will be a tad slower on the ET but pretty close on the mph when racing an auto or pdk car. I have some pretty extensive drag racing history running a best of 8.3@178 in my street car with a stock manual transmission at 3350lbs plus driver.

Thats impressive.
Old 08-29-2014, 02:01 PM
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Great input ToyGuy.

Frankly the 997 GT3, much less the the 4.0, had enough squirt to address my go-fast desires. The true beauty of the 991 GT3 is the chassis. It is amazing.

Can't wait for the ring comparo, especially if she drives the 991 against her car, which runs upgraded suspension. And, one which she drives daily. Should be interesting.
Old 08-29-2014, 02:23 PM
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Here's a video from my 8.3@178 pass. This was back in Nov 2008. 100% street car with PS and AC. Almost full weight and bone stock manual 6spd transmission. At one point the car set world records for street cars 0-60 is around 1.4sec and 5.5sec to 143mph.

Old 08-29-2014, 02:48 PM
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Originally Posted by OldGuy
Mike In Ca said: She did say her car was a 132 pounts lighter or so than the 991
pounts is german for Pounds.
I must have missed that. My bad. Pounts is German for pounds...lol.

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