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Stripped Oil Drain Plug

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Old 04-11-2020, 10:20 PM
  #16  
Duke I
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Default Here's my version


When I changed oil in October before hibernation, I stripped the aluminum plug but left it to repair in the spring -- there was no oil leaking as the plug just got to torque spec before stripping. I thought better to replace now because I did not want heat cycles or oil wear to make it more difficult later. I used a chisel and heavy hammer to loosen.

I swear my origional plug was steel. I might go back to that just to avoid this again.

Funny thing was, I only lost about 3/4 quart of oil in the plug transition. At 50 degrees, Mobil 1 5W50 didn't spill out like at engine operating temp.
Old 04-13-2020, 01:19 PM
  #17  
phatz
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Originally Posted by Duke I
5W50
Anyone else doing that?
Old 04-15-2020, 05:05 PM
  #18  
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That is *exactly* what me and my buddy did when I first got my car! Drain plug stripped instantly and we hammered that sucker in and it got it out no problem. Good tip.

-Will
Old 04-16-2020, 10:08 AM
  #19  
Petza914
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No way I'd torque a plug into an aluminum pan to 37 ft. lbs. That's a great way to either strip the plug or worse, crack the pan fitting. I use 19 ft. lbs. and the LN Engineering magnetic drain plug. It's the same plug that fits the 987 and 997 oil pans. Also fits the 997 Manual Transmisison Drain hole.

Using Triple-square or Torx bits to remove a stripped fastener has worked well for me too. Those screw extractors, hardly ever. Usually they just snap off and the hardened material they're made of makes the job that muxh worse as not wit's very difficult to drill that out. I'll also sometimes heat it with a propane torch first. The little bit of expansion that happens can sometimes break the threads loose and if it's a top fastener will sometimes put some Ice on it or spray it with an aerosol can turned upside down, which makes it really cold and causes it to contract, which also helps.
Old 04-18-2020, 05:54 PM
  #20  
deilenberger
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I assume you all use a new "crush" ring when installing the drain plug? You should be able to feel the ring just begin to crush - that's tight enough. If you do it with a torque wrench - it will start to crush just about when the lb/ft setting is reached.
Old 02-03-2021, 02:03 AM
  #21  
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Late model Volvo plug works fine- it's what I put in mine. Shallow but sharp-cornered conventional 17mm hex, nice flat flange, slightly long.
Apparently the previous owner returned the stripped OE plug to use after cutting a slit in it. (... May it have gummed up his cutting disk to the end of time, I say!)
So he apparently hammered it in tight that way with a driver. Darned hard to gauge 19 ft-lbs that way. Or 37 for that matter.. lol

Oh and your local parts place may have a Volvo plug in stock on a weekend, but gives a blank search for Porsche. But a magnetic plug is special order for Monday afternoon... lol.
So how fast can I move my hands this coming weekend? And how much mess can I make putting in the magnetic plug?

Lubrimoly 0w40 Lm2050 for me due to Canadian winter- -24C = -11F - and dropping this weekend. Car is outside.

Said it was supposed to take 9.5 Qt. 8.3-ish litres is showing significantly overfilled on the dipstick, another reason I am Ok with trying the " fast hands plug Show " this weekend.
Not sure why the discrepancy.



Last edited by iadr; 02-03-2021 at 02:05 AM.
Old 02-03-2021, 04:31 PM
  #22  
quight
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The last set of replacement drain plugs I got from the dealer are plastic. I have a stripped rear plug I'll be addressing soon. So far the triple square option hasn't worked.
Old 02-07-2021, 06:38 AM
  #23  
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plastic?!
do you have a photo/part number?
Old 02-07-2021, 09:31 AM
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The magnetic aluminum drain plug from LN Engineering that they sell for the 997s fits the Cayenne oil pan and is what I use.
Old 02-08-2021, 08:46 AM
  #25  
95_993
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Originally Posted by iadr
Late model Volvo plug works fine- it's what I put in mine. Shallow but sharp-cornered conventional 17mm hex, nice flat flange, slightly long.
Apparently the previous owner returned the stripped OE plug to use after cutting a slit in it. (... May it have gummed up his cutting disk to the end of time, I say!)
So he apparently hammered it in tight that way with a driver. Darned hard to gauge 19 ft-lbs that way. Or 37 for that matter.. lol

Oh and your local parts place may have a Volvo plug in stock on a weekend, but gives a blank search for Porsche. But a magnetic plug is special order for Monday afternoon... lol.
So how fast can I move my hands this coming weekend? And how much mess can I make putting in the magnetic plug?

Lubrimoly 0w40 Lm2050 for me due to Canadian winter- -24C = -11F - and dropping this weekend. Car is outside.

Said it was supposed to take 9.5 Qt. 8.3-ish litres is showing significantly overfilled on the dipstick, another reason I am Ok with trying the " fast hands plug Show " this weekend.
Not sure why the discrepancy.

Did you remove both the front and rear oil pan drain plugs?
Old 02-08-2021, 08:56 AM
  #26  
greymda
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this is how this time we were able to remove my improperly torqued by last service plugs. yeah, BOTH of them...
next oil change will be doing by myself...
Old 02-10-2021, 12:11 AM
  #27  
jeff spahn
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Originally Posted by deilenberger
I assume you all use a new "crush" ring when installing the drain plug? You should be able to feel the ring just begin to crush’s - that's tight enough. If you do it with a torque wrench - it will start to crush just about when the lb/ft setting is reached.
I did it today with a torque wrench and it did start to crush right at about 37 foot pounds
Old 02-14-2021, 03:14 AM
  #28  
quight
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Originally Posted by greymda
plastic?!
do you have a photo/part number?
No part number handy, but here's one of them.


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