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New oil for the GT engines

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Old 08-07-2024 | 05:11 PM
  #151  
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Originally Posted by GrantG
The $69 Suncoast Oil filter kit comes with 2 drain plugs (choose metal or plastic for the tank plug) and crush washer included. Not cheap, but irrelevant compared to the cost of the car.
When it comes to money everything is relevant....
Old 08-07-2024 | 05:22 PM
  #152  
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Originally Posted by KINGSRULE
When it comes to money everything is relevant....
That's one way to look at it. I prefer not to sweat a few bucks when it's protecting something worth many bucks.
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Old 08-07-2024 | 06:09 PM
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I got a case from buyoil.com for $81.72 for 6 1 liter bottles
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Old 08-07-2024 | 06:13 PM
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Originally Posted by *991*
I got a case from buyoil.com for $81.72 for 6 1 liter bottles
https://buyoil.com/product/mobil-1-c40-gt-0w-40/

Unfortunately, shipping is not free (like Suncoast and Pickup at local dealer - they may give PCA discount too)

Last edited by GrantG; 08-07-2024 at 06:38 PM.
Old 08-16-2024 | 10:15 PM
  #155  
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I just changed the oil and drained exactly 5 quarts out. Filled with the new Mobile One GT oil and safety wired the drain plug for the oil tank.




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Old 08-16-2024 | 10:39 PM
  #156  
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Originally Posted by DesertGT3
I just changed the oil and drained exactly 5 quarts out. Filled with the new Mobile One GT oil and safety wired the drain plug for the oil tank.
Nice job, but the only trouble I’ve seen with that drain plug (and its captive rubber o-ring) is it getting stuck closed (rather than coming loose)
Old 08-19-2024 | 02:59 PM
  #157  
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I fail to understand why the oil pump can’t be activated at dealership to fully drain the oil. They are so particular about which oil goes in but are okay with half the old oil still remaining in the system
Old 08-19-2024 | 03:29 PM
  #158  
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I asked my dealer to do a second oil change at 1,500 miles to get more of the old oil out. They were doing a CPO inspection for me already, so made the mistake of not asking them to tell me how much the oil change would cost. When they gave me the bill the charge for the oil change was $895. I almost lost my lunch when I saw that. After I complained they reduced it to $695, but I still think that is outrageous.
Old 08-19-2024 | 03:31 PM
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Originally Posted by Don3699
I fail to understand why the oil pump can’t be activated at dealership to fully drain the oil. They are so particular about which oil goes in but are okay with half the old oil still remaining in the system
The oil pump is mechanically connected to the crankshaft. You have to run the engine (without enough oil) to do what you ask.

Also, the oil pump is far from the last part of have oil. On the 991.2, where you can drain 7 liters of the 8 total, it took running for several seconds at zero oil pressure, before the oil pressure was built again by the pump. This is one reason speculated for the new protocol (now it has pressure immediately after oil and filter change)

Last edited by GrantG; 08-19-2024 at 03:35 PM.
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Old 08-19-2024 | 03:34 PM
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Originally Posted by Shandingo
I asked my dealer to do a second oil change at 1,500 miles to get more of the old oil out. They were doing a CPO inspection for me already, so made the mistake of not asking them to tell me how much the oil change would cost. When they gave me the bill the charge for the oil change was $895. I almost lost my lunch when I saw that. After I complained they reduced it to $695, but I still think that is outrageous.
Outrageous indeed.

These Porsche service prices are out of control. It’ll never change because not enough of us will complain. Too many people happily pay the prices. My lawyer who owns her own firm doesn’t charge these prices.
Old 08-19-2024 | 03:38 PM
  #161  
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Originally Posted by Shandingo
I asked my dealer to do a second oil change at 1,500 miles to get more of the old oil out. They were doing a CPO inspection for me already, so made the mistake of not asking them to tell me how much the oil change would cost. When they gave me the bill the charge for the oil change was $895. I almost lost my lunch when I saw that. After I complained they reduced it to $695, but I still think that is outrageous.
Good lord that is just ridiculous. I understand that most of us aren't DIYers but this oil change is super easy and accessible. It's easier than my wife's Honda Passport which is also easy. $145 in parts/fluids from suncoast.
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Old 08-19-2024 | 03:39 PM
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Originally Posted by 348SStb
Outrageous indeed.

These Porsche service prices are out of control. It’ll never change because not enough of us will complain. Too many people happily pay the prices. My lawyer who owns her own firm doesn’t charge these prices.
+1

Aside from the satisfaction of doing this job oneself (and knowing it’s done right), it’s quite a financial benefit too.
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Old 08-19-2024 | 04:05 PM
  #163  
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Originally Posted by GrantG
+1

Aside from the satisfaction of doing this job oneself (and knowing it’s done right), it’s quite a financial benefit too.
My Dad just got finished paying $399 for his engine oil change on his 992 turbo which I demanded (prior to job start) be reduced from the ridiculous $649 they quoted. Even at 87 years old and a lifetime of success, he was appalled at the $649 quote. He had some tough words for them after the job.

The car was returned back to him with the engine oil level at minimum - the car asked for oil.

This was two days after the Macan GTS had its first free service; and unbeknownst to us at the time of 992 dropoff, the Macan had the same minimum oil level display.

I do not trust any franchise dealer to ever do an engine oil change correctly. I can bore folks with stories about the Ferrari dealer overfilling the oil in my cars more than once; Porsche dealer overfilling my 991.2 GT3, etc — but I won’t

Last edited by 348SStb; 08-19-2024 at 04:07 PM.
Old 08-19-2024 | 04:52 PM
  #164  
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Originally Posted by GrantG
The oil pump is mechanically connected to the crankshaft. You have to run the engine (without enough oil) to do what you ask.

Also, the oil pump is far from the last part of have oil. On the 991.2, where you can drain 7 liters of the 8 total, it took running for several seconds at zero oil pressure, before the oil pressure was built again by the pump. This is one reason speculated for the new protocol (now it has pressure immediately after oil and filter change)
I like this explanation,however does a car need 4 quarts of oil left in the engine after an oil change for having quick oil pressure? This negates EVERY oil change ever done on a car EVER!
What about all those bombastic videos where people run their engines for several minutes without oil and it takes quite a bit until they fail? That’s because there’s a pretty good film of oil left on the critical components. What about those videos where people put stuff in the engine while it’s running : metal *****,paint,nails,bolts…you name it…and it still runs for a long long time until it fails.
I have seen this theory on and on that some engine failed because it ran without oil pressure for a couple of seconds after an oil change…but in the end,they never prove that was the main cause : it turns out…the 15K miles oil change intervals,cheap filters are way more damaging.
And I’m a proponent of the “ fill your new oil filter with new oil after an oil change “ theory…that makes sense to me…however I strongly believe that if you don’t adhere to that practice it doesn’t mean your engine will fail because of it.
Hell,Porsche teach your owners to disable fuel or spark after each oil change until oil pressure is built back up if that’s the problem!
If this is what Porsche had in mind with the “ 4 quarts of oil left in the engine “ theory then it’s like applying a band aid to a shotgun wound.
Old 08-19-2024 | 05:19 PM
  #165  
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Originally Posted by neanicu
I like this explanation,however does a car need 4 quarts of oil left in the engine after an oil change for having quick oil pressure? This negates EVERY oil change ever done on a car EVER!
What about all those bombastic videos where people run their engines for several minutes without oil and it takes quite a bit until they fail? That’s because there’s a pretty good film of oil left on the critical components. What about those videos where people put stuff in the engine while it’s running : metal *****,paint,nails,bolts…you name it…and it still runs for a long long time until it fails.
I have seen this theory on and on that some engine failed because it ran without oil pressure for a couple of seconds after an oil change…but in the end,they never prove that was the main cause : it turns out…the 15K miles oil change intervals,cheap filters are way more damaging.
And I’m a proponent of the “ fill your new oil filter with new oil after an oil change “ theory…that makes sense to me…however I strongly believe that if you don’t adhere to that practice it doesn’t mean your engine will fail because of it.
Hell,Porsche teach your owners to disable fuel or spark after each oil change until oil pressure is built back up if that’s the problem!
If this is what Porsche had in mind with the “ 4 quarts of oil left in the engine “ theory then it’s like applying a band aid to a shotgun wound.
I agree that it doesn't need 4 liters to prime the pump. And Porsche could certainly have an "oil change" map to crank the engine after an oil change without delivering fuel and/or spark for a few seconds. I didn't say I was "sold" on the explanation - just that it was one of several offered for the new protocol
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