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718 GTS 4.0/GT4/GT4RS/Spyder/25th Anniversary Discussions about the 718 version of the GT4RS, GTS 4.0, GT4, Spyder and 25th Anniversary Boxster
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Old 05-04-2020, 08:32 AM
  #406  
groundhog
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Originally Posted by hf1
I was questioning why take real center locks over 5 lugs.
Well it depends on the use - if you're involved in timed competitive motorsport and run a crew (even if shared) you'd run real centre locks. Many events, even multi dayers can come down to a few seconds. Its not uncommon. There are only a small number of people on rennlist that would have that requirement. There are lot of club drivers on here but not many event drivers - its a big difference.

The faux ones are a nuisance and simply for "looks"
Old 05-04-2020, 09:14 AM
  #407  
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Originally Posted by groundhog
Well it depends on the use - if you're involved in timed competitive motorsport and run a crew (even if shared) you'd run real centre locks. Many events, even multi dayers can come down to a few seconds. Its not uncommon. There are only a small number of people on rennlist that would have that requirement. There are lot of club drivers on here but not many event drivers - its a big difference.

The faux ones are a nuisance and simply for "looks"
So as I said: For GT3/GT4/RS five lugs >> center locks BOTH real and especially faux. Real center locks only better for dedicated race cars, with dedicated race teams, with dedicated equipment, and in races where seconds matter for changing wheels.
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Old 05-04-2020, 09:20 AM
  #408  
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Originally Posted by groundhog
Well it depends on the use - if you're involved in timed competitive motorsport and run a crew (even if shared) you'd run real centre locks. Many events, even multi dayers can come down to a few seconds. Its not uncommon. There are only a small number of people on rennlist that would have that requirement. There are lot of club drivers on here but not many event drivers - its a big difference.

The faux ones are a nuisance and simply for "looks"
When is this car coming!!!
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Old 05-04-2020, 09:30 AM
  #409  
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Originally Posted by hf1
So as I said: For GT3/GT4/RS five lugs >> center locks BOTH real and especially faux. Real center locks only better for dedicated race cars, with dedicated race teams, with dedicated equipment, and in races where seconds matter for changing wheels.
Thats not the Porsche market - the GT3 market is not for track guys - thats been a myth since the 991 generation - if people want to be poseurs thats up to them - they simply have to pay the entry price. The GT3s that get a flogging are usually the older cars. The newer ones are largely driven by professionals and or self mades as a reward. So they like the bling - good luck to them, if they've earned it why not. Doesn't change a single thing I said, the GT3/RS are effectively a design feature thats not particularly practical.

I couldn't care that much to be honest - the reason I bought my RS was not because of centre locks but because I needed a road registered base car - and the best out of the box Porsche makes is the GT3RS. You can still get the wheels changed sharpish with a crew and I use/share crews. Yes for the club guys it sucks - but sheet that home to the purists.

Anyhow, Porsche will simply put the RS badge on a GT4 with some relatively modest changes but nothing likely material - then they will charge a big chunk and the purists will whinge about the lack of manual - simple answer go and buy a Series !! 997 if you want that.
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Old 05-04-2020, 09:46 AM
  #410  
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The Porsche center locks are wear items to be replaced after a number of racing hours, that's another mark against them.
If specifying five lugs isn't an option like it was on the 991 GTS, replace them with five lugs, then when selling the car it can be advertised that it comes with zero mileage center locks in a box.
Old 05-04-2020, 11:35 PM
  #411  
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Old 05-09-2020, 07:30 PM
  #412  
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A zoomed in photo of these intakes shows a screen behind the louvers, so hopefully that is a sign they are functional
Old 05-09-2020, 07:40 PM
  #413  
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Originally Posted by RolloGigolo

A zoomed in photo of these intakes shows a screen behind the louvers, so hopefully that is a sign they are functional
looks like they were using or developing the air box system released to 718 Clubsport race cars back in February. Attached is a factory layout and shows how it’s done.


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Old 05-09-2020, 07:48 PM
  #414  
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Originally Posted by Rick DeMan
looks like they were using or developing the air box system released to 718 Clubsport race cars back in February. Attached is a factory layout and shows how it’s done.

is this an official change to the CS now Rick, or an optional extra for some series/categories?
Old 05-09-2020, 08:04 PM
  #415  
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Originally Posted by TDT
is this an official change to the CS now Rick, or an optional extra for some series/categories?
It was offered to IMSA and PWC competitors because of elevated intake air temps bringing power down.
Not at all practical for street cars, it would be a very interesting to see it go into production. Lots of practical hurdles there.
Old 05-09-2020, 09:27 PM
  #416  
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I like the rear boot and shelf, but if I was on the GT4RS team, I'd ditch all that for a proper rear vented system with roof air feed, engine window.
Old 05-10-2020, 05:22 AM
  #417  
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Originally Posted by Rick DeMan
It was offered to IMSA and PWC competitors because of elevated intake air temps bringing power down.
Not at all practical for street cars, it would be a very interesting to see it go into production. Lots of practical hurdles there.
ok interesting, that this was deemed as required considering this is for the X51 3.8 only running at c425hp.

Originally Posted by GAZZ
I like the rear boot and shelf, but if I was on the GT4RS team, I'd ditch all that for a proper rear vented system with roof air feed, engine window.
Would certainly be a meaningful compromise and signal of intent.

Old 05-10-2020, 12:54 PM
  #418  
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Originally Posted by Rick DeMan
It ... Not at all practical for street cars, ... Lots of practical hurdles there.
Serious question: why do the side intakes represent hurdles and impracticality for street cars?
Old 05-10-2020, 01:23 PM
  #419  
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Originally Posted by worf928
Serious question: why do the side intakes represent hurdles and impracticality for street cars?
Actual pictures of the setup have been posted. IIRC you'll loose the usability of the rear trunk section, the tubing appears to be thin and fragile. There might also be issues with component relocation that are presently hidden behind the carpet as well. All of which are not as important in the GT4CS when compared to a legal street version.
Old 05-10-2020, 01:27 PM
  #420  
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Originally Posted by worf928
Serious question: why do the side intakes represent hurdles and impracticality for street cars?
Because they are a needless poser joke on a street car, just like center-locks.


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