Oil Drain Plug Stripped!

SN95StangMan

New Member
Jul 5, 2003
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Lynwood, CA
When I was changing my oil, I took out of front drain plug and took out about a quart from there. Then I went to the back plug and started to take it out, or so i thought. I just kept truning the thing and it wouldnt come out. Did I strip the plug? I ended up jacking the car as high as I could from the rear to get the oil to drip out from the front sump.:nonono: I dont think I got all the oil out though. :( How can I fix this? Should I take my car to a mechanic/shop to see what they can do about it or is there another way that I can take care of this?
 
most likely stripped the threads on the pan, not the bolt... sorry to say... I'd take it to a shop, on like a Sunday or something, and see if they could do a "side job" for ya for like $20.... be generous when it comes to "side jobs"... but btw, you should probably have another 2 quarts in there... it's the back plug that's the most important...
 
sn95StangMan,

They make repair kits for stripped threads. The best brand is called "Helicoil".

Basically, the stripped hole gets drilled oversize to the next size Helicoil. That hole is then threaded with a tap, and the Helicoil itself is threaded into that. This all results in a hole the same size as the original one you stripped with a new thread in it that fits the original bolt or whatever went in it!

Do a search for "Helicoil", and you'll find lots of info on them. They probably make a kit specifically for folks who accidentally strip their oil plug holes.

Good luck.
 
SN95StangMan,

Here's something else to consider. I've actually had the same thing happen to me a couple of times since I used to rebuild and restore 60's and 70's muscle cars for a hobby for about 20 years.

What I've found is that the oil pan plugs are made with softer metal than the oil pan itself. This is done so that if something does strip, its usually the threads on the plug that strip, not the threads on the oil pan.

That's exactly what happened in my case. The plug threads were stripped and the pan was OK. I backed the plug out of the pan by turning it with a pliers and pulling at the same time. Then I bought a tap the correct size of the threads in the pan and chased (cleaned up) the pan hole threads with the tap.

Bought a new oil pan plug and threaded it right back in the pan. Everything was fine. It's likely that just your plug is stripped.

Just bear in mind that when you start working on this, you have to be prepared to deal with the worst case (pan hole threads are stripped) just to be safe. i.e. have your pan hole thread repair stuff ready to go in case you need it.

Good luck.
 
MLC Stang said:
SN95StangMan,

The plug threads were stripped and the pan was OK. I backed the plug out of the pan by turning it with a pliers and pulling at the same time. Then I bought a tap the correct size of the threads in the pan and chased (cleaned up) the pan hole threads with the tap.

My exact thoughts. :nice:
 
MLC Stang said:
SN95StangMan,

Here's something else to consider. I've actually had the same thing happen to me a couple of times since I used to rebuild and restore 60's and 70's muscle cars for a hobby for about 20 years.

What I've found is that the oil pan plugs are made with softer metal than the oil pan itself. This is done so that if something does strip, its usually the threads on the plug that strip, not the threads on the oil pan.

That's exactly what happened in my case. The plug threads were stripped and the pan was OK. I backed the plug out of the pan by turning it with a pliers and pulling at the same time. Then I bought a tap the correct size of the threads in the pan and chased (cleaned up) the pan hole threads with the tap.

Bought a new oil pan plug and threaded it right back in the pan. Everything was fine. It's likely that just your plug is stripped.

Just bear in mind that when you start working on this, you have to be prepared to deal with the worst case (pan hole threads are stripped) just to be safe. i.e. have your pan hole thread repair stuff ready to go in case you need it.

Good luck.

Exactly worth a mention! :hail2: The bolts are usually really soft. The one on my last car had worn out by 90k miles with a normal oil change schedule.
 
Go to any oil change place, Jiffy Lube for example.....they sell self tapping oversize drain plugs. They work great.....you can imagine how many times they strip the plugs and that is how the fix the problem.

Troyizmir
94Cobra