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-   -   pdk versus manual (http://forums.pelicanparts.com/showthread.php?t=1089371)

Matt Monson 03-27-2021 04:28 PM

Quote:

Originally Posted by touringmandan (Post 11275271)
"Because lateral Gs, threshold braking, and breakneck acceleration are boring. The only fun part of driving a car is shifting gears."

1) Lateral G's were actually exciting before PASM
2) Threshold braking was an art that took skill and nerve before ABS
3) Breakneck acceleration took a skilled balance of clutch, throttle and tire grip before Launch
Control, PASM and PDK.
I'd rather drive a 200 HP analog car with my skill set than "ride along" with a set of digital Nannies making my decisions for me. Just my 2 cents.

That's not the question Robert asked. But thanks for playing...

ted 03-28-2021 05:58 AM

Quote:

Originally Posted by touringmandan (Post 11275271)
"Because lateral Gs, threshold braking, and breakneck acceleration are boring. The only fun part of driving a car is shifting gears."

1) Lateral G's were actually exciting before PASM
2) Threshold braking was an art that took skill and nerve before ABS
3) Breakneck acceleration took a skilled balance of clutch, throttle and tire grip before Launch
Control, PASM and PDK.
I'd rather drive a 200 HP analog car with my skill set than "ride along" with a set of digital Nannies making my decisions for me. Just my 2 cents.

Agree, this thread is about embracing nannies and choosing between auto and a MT. ;)
Nanny car owners know that when your nanny dash light flashes thank a software engineer for saving you and your car.
"Driving with no nannies makes it a fun challenge to try and be your own ABS, traction control and stability control". Erik K

ted 03-28-2021 06:04 AM

Quote:

Originally Posted by Matt Monson (Post 11274942)
They don't rebuild them. They just replace them. It's $18k core exchange versus the usual rebuild $25-40k bill the Cup Car sequential runs. Having a mass produced street car gearbox in them have been a great success.

Since it's such a significant savings do racers start every season with a new PDK?
Or do they wait to for it it to fail to replace it?
Does the supplier provide spare PDK transmissions at the track and swap them during race weekends?
What's the average life cycle one year or 2 on a racing PDK?

Macroni 03-29-2021 09:28 AM

Performance optimization.... PDK

Cobalt 03-29-2021 12:42 PM

I have driven my share of PDK's and I agree they are amazing but for me only in my Macan. I have seen many PDK's replaced at huge expense and most of the drivers who need them replaced seem to think driving on track is going all out until the nannies kick in and then brake. WTF I can't tell you how quickly they crash and burn when in a car without nannies. It scares me that I am out there with people who think they have more skills than they do.

I will stick with my old school 964 manual and drive it the way it was meant to be driven. When that no longer works I will sell my cars and hire a limo.

ted 03-30-2021 05:19 AM

Quote:

Originally Posted by Macroni (Post 11276908)
Performance optimization.... PDK

Driver optimization = MT

manbridge 74 03-30-2021 05:38 AM

We’ve replaced a few PDKs. We’ve replaced zero MTs. This would be a big concern/expense for out of warranty vehicles.

Matt Monson 03-30-2021 05:54 AM

Quote:

Originally Posted by manbridge 74 (Post 11277773)
We’ve replaced a few PDKs. We’ve replaced zero MTs. This would be a big concern/expense for out of warranty vehicles.

Not one of the recalled GT4s?

1979-930 03-30-2021 06:06 AM

Quote:

Originally Posted by manbridge 74 (Post 11277773)
We’ve replaced a few PDKs. We’ve replaced zero MTs. This would be a big concern/expense for out of warranty vehicles.

What does it cost to replace a PDK?

manbridge 74 03-30-2021 09:20 AM

Roughly a $20K part with exchange and about 10hr labor for base 991. More if AWD or needing aligned etc.

The track hounds are getting a few, only one street vehicle I think so far. It’s important to get the latest software updates, helps with temperature control and gives generally better drivability.

pmax 03-30-2021 10:08 AM

Quote:

Originally Posted by ted (Post 11277750)
Driver optimization = MT

We are approaching the era when cars can drive themselves even faster without the driver.

touringmandan 03-31-2021 03:00 AM

Quote:

Originally Posted by pmax (Post 11278130)
We are approaching the era when cars can drive themselves even faster without the driver.

Does the PASM processor consider the driver "ballast"?

Cobalt 03-31-2021 04:17 AM

Quote:

Originally Posted by manbridge 74 (Post 11277773)
We’ve replaced a few PDKs. We’ve replaced zero MTs. This would be a big concern/expense for out of warranty vehicles.

Don't forget the late 16 GTS and GT4 manuals had a run of bad trans that would loose third gear.

Quote:

Originally Posted by manbridge 74 (Post 11278045)
Roughly a $20K part with exchange and about 10hr labor for base 991. More if AWD or needing aligned etc.

The track hounds are getting a few, only one street vehicle I think so far. It’s important to get the latest software updates, helps with temperature control and gives generally better drivability.

You can source a used PDK unit for around $8k and take a chance with it.

1979-930 03-31-2021 04:56 AM

Quote:

Originally Posted by Cobalt (Post 11279025)
Don't forget the late 16 GTS and GT4 manuals had a run of bad trans that would loose third gear.



You can source a used PDK unit for around $8k and take a chance with it.


For the $20k Vs. $8k price I’d roll the dice. If it took two I would still be out less or even money with labor.


Sent from my iPhone using Tapatalk

991gts6s 03-31-2021 04:58 AM

Ive driven 911 for 30yrs everyone manual ,, they all shifts like old tractors until the 964

Once i drove a PDK.. it was over.. I will only want PDK 911 for now on..

Driven97 03-31-2021 05:00 AM

It's almost as if Porsche gives the choice between two options because people are different.

G450X 03-31-2021 06:38 AM

Bingo...
 
Quote:

Originally Posted by Driven97 (Post 11279066)
It's almost as if Porsche gives the choice between two options because people are different.

I’m glad Porsche still offer choices - unlike most other sports car companies these days.

I’m sure there is a big group of Ferrari drivers, and not speculators, who would prefer to drive a manual. It’s kinda ironic that Enzo was cautious of new tech, and yet Ferrari was one of the first sports car manufacturers to abandon manual transmissions. I’m sure if Enzo were still alive Ferrari would still offer a manual shift transmission.

I like choices, I think that’s all that most drivers who prefer a manual transmission want. I guess we all need to try to get along and not bash each other for their shifting preferences, whether manual or automatic.

I’m afraid all too soon our choices will be limited to electric. Will fossil fuels be banned? I’m cautious of a sterile society, but I’m afraid that’s the direction the world is heading.

We live in a kind of golden transition era, we have an abundance of choices and fuel has remained available and somewhat affordable (well, until recently).

Let’s enjoy our machines, whether self driven or guided by flawed human input, while we still can.

Matt Monson 03-31-2021 06:48 AM

I suspect most of the posters calling the PDK an Auto haven't gotten any real seat time with one. I prefer to call it a manumatic. It is a manual gearbox. You don't have to let the computer shift for you. You just don't get/have to clutch it. You can control the shifting if that's what you want, either via paddle shifters or a center console shifter.

I will also add that I really didn't like them at first. It was contempt prior to investigation. It was purely theoretical. Once I got some seat time I was an immediate convert. I now consider it a superior driving experience.

ted 03-31-2021 07:34 AM

Quote:

Originally Posted by Matt Monson (Post 11279217)
I suspect most of the posters calling the PDK an Auto haven't gotten any real seat time with one. I prefer to call it a manumatic. It is a manual gearbox. You don't have to let the computer shift for you. You just don't get/have to clutch it. You can control the shifting if that's what you want, either via paddle shifters or a center console shifter.

that's funny. Same difference?
Pressing a paddle should now me considered the same as MT shifting?
Comparing a skilled 915 heal toe driver to a pdk driver that chooses to manually press a paddle instead of leaving the pdk in full auto?
In PDK you have the control to manually select a gear when the nanny has approved the request your gear request will be completed.
You literally cannot screw up a shift with PDK, it requires zero skill.

No one ever said Oh Driver X is respected for his skills at shifting his PDK. lol

Driven97 03-31-2021 07:55 AM

Here's a fun one to discuss. There's nearly no new performance cars left without some sort of digital enhancement, except maybe the Miata. So what about driver skill required to exploit these enhancements rather than fight them?

Example: My Civic will grab a brake and adjust the shocks in real time to mitigate under / oversteer. It's really good and nearly transparent in operation, so doesn't require driver adjustment. Car just punches above it's specs.

A competitor VW GTI has superior specs, but must be driven below the limits to prevent the system from freaking out. If you can keep the systems happy, the active torque vectoring is extremely effective. But, overdrive, and the car punishes you. Driver has to adjust, but if they can, look out.

Applies to any car with active damping, eLSDs (PTV+ in Porsche speak,) predictive gear selection (PDK et al,) torque management (including systems that have "drift mode" or similar). This will only become more prevalent with EVs and how they manage power delivery.

I'd argue this is still well within the definition of driving ability, just the scope has changed.


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