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GT4RS Break-In Discussion

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Old 11-08-2022, 10:26 AM
  #16  
Westcoast
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Originally Posted by GrantG
Yes, but PAG already has already made the decision to allow the car to rev to 9,000 rpm from the first mile (some brands have a lower rev limiter during break-in) and provided no warning of lost warranty in the owner's manual if one doesn't observe break-in. What the dealer says or writes is irrelevant on this issue.

In general, your advice is good to take a salesman's comments with a grain of salt though.
Yes, my comment about getting it in writing was sarcasm, because only PAG can make the decision.
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Old 11-08-2022, 01:19 PM
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Managed to stay below 7000rpm for the whole run-in period. Actually the car is so entertaining at low rpm also so it wasn’t a biggie. Now it’s all Rock’n’Roll🥳🥳🥳
Old 11-08-2022, 02:03 PM
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Sklambda
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Originally Posted by Turki GT4 RS
under 7k rpm for 1500km, this is what is in the manual.
i was following this most of the time however I could not resist and tried 9k rpm couple of times.
did my first check at the dealer after 1500 km, no issue.
thank you I hit 7k once so far 150miles. I got a long way to go prob gonna take me few month haha. Loving it so far. Not as ruff as was afraid based on review and noise level is very bearable to 7k.
Old 11-08-2022, 03:36 PM
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PMNA told me numerous times on GT3's and on GT4 Clubsport there is no running in period.
Old 11-08-2022, 06:38 PM
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Jevi Javi
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no need, i have faith!

Originally Posted by Westcoast
Ya right, get it in writing!
Old 11-08-2022, 09:44 PM
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ExMB
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Originally Posted by Mavzyx
PMNA told me numerous times on GT3's and on GT4 Clubsport there is no running in period.
What does that have to do with the street version and the lawyers? Is the street version getting a rebuilt every 100 hours? NO
Old 11-09-2022, 11:49 AM
  #22  
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Originally Posted by Knutsm01
In my opinion they recommend the break in for the driver to get used to the power and traction of the car. Legal had a hand in drafting it I’m sure. Everyone has their own appetite for break in but these engines should be ready to go on day one, just make sure they are up to operating temp, if they weren’t it would be a mandatory break in with warranty implications. Just my 2 cents.
Exactly. Engines are tested at red line in the factory before they even get placed in the car. Getting the car to 212 degrees (where oil viscosity is rated) and not lugging the engine are far more important.
Old 11-09-2022, 04:57 PM
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I just picked up my car from getting full Xpel yesterday and looked at the manual for break in miles. The U.S. manual says to keep it under 4,000 RPM for the first 1,875 miles! That seems excessive and is twice what my 992 GT3 break in miles was (982 miles on GT3).




Old 11-09-2022, 05:04 PM
  #24  
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Originally Posted by GT3NY
I just picked up my car from getting full Xpel yesterday and looked at the manual for break in miles. The U.S. manual says to keep it under 4,000 RPM for the first 1,875 miles! That seems excessive and is twice what my 992 GT3 break in miles was (982 miles on GT3).



Well, there you go, directions from the manufacturer themselves, and in the Owner's Manual no less... personally, I would follow these guidelines.

And now we will hear again from all of those who think otherwise.

In the end it is your choice.
Old 11-09-2022, 05:56 PM
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GrantG
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4,000 rpm on the GT3/GT4 RS motor is extreme (I'll let people decide for themselves whether it's extremely excessive/unnecessary or extremely protective)
Old 11-09-2022, 05:57 PM
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Originally Posted by Westcoast
Well, there you go, directions from the manufacturer themselves, and in the Owner's Manual no less... personally, I would follow these guidelines.

And now we will hear again from all of those who think otherwise.

In the end it is your choice.
There are plenty of people who won't even own the GT4 RS for 3,000km. I wonder how many of those cars will be kept under 4,000 rpm.
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Old 11-09-2022, 06:21 PM
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I wonder how many people who has own the car kept it under 4k rpm for 1000miles so far. I’m definitely not one of them haha
Old 11-09-2022, 06:22 PM
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Originally Posted by GrantG
There are plenty of people who won't even own the GT4 RS for 3,000km. I wonder how many of those cars will be kept under 4,000 rpm.
I am firmly in the camp of "why bother even buying it" if you only kept if for 3000km...
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Old 11-09-2022, 06:46 PM
  #29  
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Originally Posted by Westcoast
I am firmly in the camp of "why bother even buying it" if you only kept if for 3000km...
People are seduced by making money...
Old 11-09-2022, 08:10 PM
  #30  
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I saw a video somewhere explaining the 4,000 rpms max suggestion. The goal of the Run In period for Porsche is to avoid heat spikes of the internal metals during the early life of the powertrain. Some metals expand more rapidly than others. Porsche determined that at 4,000 rpms or below you could not heat spike your engine. So it is not an absolute, just a place where they can put in the manual to assure you of no heat spike. It was explained that such heat spike could lead to premature wear over the very long run. So my take away is avoid driving that causes heat spikes, such as scaling mountain roads, or idling on the tarmac in 110 degrees, or performing a launch of the vehicle.

Same thing on the mileage - they figure you will encounter enough heat cycles at the suggested 1,850 miles. But it is not absolute. If you did a cross country trip and only stopped for fuel, you may only experience less than 6 heat cycles. Whereas, if you did a bunch of 1/2 hour trips, but only covered 500 miles, you may have twice as many heat cycles.

Last edited by matttheboatman; 11-09-2022 at 08:19 PM.
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