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Engine OIL Shelf Life?

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Old Aug 30, 2006 | 02:35 PM
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Default Engine OIL Shelf Life?

Hi Guys I have some Mobil 1 oil I have had fro a few years Brand new unopened is it ok to use on my next oil change does it have a shelf life?
In know if you don't use your car you should still cahnge the engine oil once a year
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Old Aug 30, 2006 | 02:57 PM
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No shelf life for motor oil. Only exception would be some very, very old metal cans I've seen with exterior rust. There's certainly no rust inside the can, but there's the risk of rust flakes getting into the oil when the can is opened. But in any case, "tin" cans were obsolete for motor oil long before synthetics became available, so not to worry.

PS...how many of us remember motor oil in metal cans?
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Old Aug 30, 2006 | 03:16 PM
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Originally Posted by Dave S
PS...how many of us remember motor oil in metal cans?
I was cleaning out my garage a month or so ago and I found several old cans in a box. A friend of mine was really excited to get them from me to put on the shelf in his new cafe! LOL The strangest things are use to decorate these days. LOL
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Old Aug 30, 2006 | 03:39 PM
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Originally Posted by Dave S
PS...how many of us remember motor oil in metal cans?
With the spout that you puncture the can with.
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Old Aug 30, 2006 | 04:33 PM
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There is some mixed opinions on the topic of shelf life of motor oil, as some oil manufacturers will tell you 3-4 years, some will say 5, while others will say it can last almost indefinitely. The thing to keep in mind is that newer oils are passing more strict tests, so oftentimes an oil from a few years ago won't be quite as good.
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Old Aug 30, 2006 | 04:46 PM
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35 to 120 million years............
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Old Aug 30, 2006 | 05:17 PM
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Originally Posted by dbradley
35 to 120 million years............
That dinosaur oil what about synthetic?
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Old Aug 30, 2006 | 05:27 PM
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I have the rare punch through metal spouts that you need for those metal cans. There in mint condition! I will let them go for $100. Its sad but true! Yes I still have the spouts and remember the metal cans!!! Maybe in 50 years they will be worth 50 cents!!!!!!

Dump that oil in that thing and stop loosing sleep over it!!

BC
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Old Aug 30, 2006 | 05:38 PM
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I have a round quart can of Mobil Delvac 1100 decorating my office. Opening bid from collectors is $250 - - -
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Old Aug 30, 2006 | 06:33 PM
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Originally Posted by 888usa
Hi Guys I have some Mobil 1 oil I have had fro a few years Brand new unopened is it ok to use on my next oil change does it have a shelf life?
In know if you don't use your car you should still cahnge the engine oil once a year
If it is old, check the API spec. The API spec changes from time to time, so the API spec may be out dated.

The most recent API spec for gasoline engines, as I recall was "SJ". This is not critical as long as the oil meets GM Standard GM4718M.
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Old Aug 30, 2006 | 08:23 PM
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Originally Posted by calemasters
If it is old, check the API spec. The API spec changes from time to time, so the API spec may be out dated.

The most recent API spec for gasoline engines, as I recall was "SJ". This is not critical as long as the oil meets GM Standard GM4718M.
SJ is very outdated actually, we've already been through SL and now we're on SM.
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Old Aug 30, 2006 | 11:02 PM
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Default NO old oil

IF you have a new car it requires ILSAC GF-4 oil,and it has only been on the market for a little over a year. Do a google search. If your car is worth more than $50 spend the money for new oil.
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Old Aug 31, 2006 | 01:37 AM
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Originally Posted by Patman
SJ is very outdated actually, we've already been through SL and now we're on SM.
Thanks. It's been awhile since I read the back label on my Mobil 1.
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Old Aug 31, 2006 | 02:10 AM
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SOPUS recommends a shelf life of 5 years. (Providing the oil is kept in it's original,dry container.)
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Old Aug 31, 2006 | 09:53 AM
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In the engine and in the bottle are two different things. In the engine the oil accumulates all kinds of condensation, that's why even if you don't drive much it should be changed at least once a year.

In the bottle, unopened, it's good for many many years. If it has the GM4718M spec, use it.
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Old Aug 31, 2006 | 10:25 AM
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Remember the old cardboard cans with the metal ends?
A case full always had at least one that was oozzing oil out the seams...
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