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#1
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Is there a shelf life on oil?
I usually keep an extra quart of oil with my spare tire just in case but haven't used it in quite a while. I just noticed it the other day and wondered how long it can hang there and still be good. It's synthethic so I expect it's a pretty long time but would love to hear if anyone knows the actual shelf life. Thanks.
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LRG 1987 300D Turbo 175K 2006 Toyota Prius, efficent but no soul 1985 300 TDT(130K miles of trouble free motoring)now sold |
#2
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Probably about 100 years.
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#3
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I doubt it. What's it going to do, turn into oil?
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#4
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as long as it's never been opened, I doubt there is a problem. even if it has been opened, contamination is the only problem I can see.
John
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John HAUL AWAY, OR CRUSHED CARS!!! HELP ME keep the cars out of the crusher! A/C Thread "as I ride with my a/c on... I have fond memories of sweaty oily saturdays and spewing R12 into the air. THANKS for all you do! My drivers: 1987 190D 2.5Turbo 1987 190D 2.5Turbo 1987 190D 2.5-5SPEED!!! ![]() 1987 300TD 1987 300TD 1994GMC 2500 6.5Turbo truck... I had to put the ladder somewhere! |
#5
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That's my sense too I just wonder what with all the engineering that goes into oil these days if any of the additives break down over time. They probably do but so slowly as to be a non issue in my lifetime.
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LRG 1987 300D Turbo 175K 2006 Toyota Prius, efficent but no soul 1985 300 TDT(130K miles of trouble free motoring)now sold |
#6
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It was already sitting on the shelf for a few million years in the ground. For your time I would risk it.
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#7
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Yeah, obviously the oil part is likely to be fine but remember it is a distilate of crude just like gasoline and gasoline goes bad pretty quickly. Being a lower level distilate engine oil probabily is a lot less prone to degredation but again modern oil is very definitely not just oil, it has loads of additives that may have a shelf life. It's really the additives that I'm wondering about.
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LRG 1987 300D Turbo 175K 2006 Toyota Prius, efficent but no soul 1985 300 TDT(130K miles of trouble free motoring)now sold |
#8
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Yeah, if it has been chillin' underground since it was a dinosaur, I think It'll be alright in your trunk for a pretty long time.
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"spreading a trail of obnoxious where ever we go" 1981 300sd w/ 341,500 miles http://www.wecrash.com/pics/ddda_banner.gif |
#9
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It will become out of date due to technology improvements long before it will degrade from age.
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Ron Schroeder '85 300 Turbo Diesel 2 tank WVO '83 300 Turbo Diesel 2 tank WVO Some former WVO vehicles since ~1980: '83 Mercedes 240D '80 Audi 4000D '83 ISUZU Pup '70 SAAB 99 with Kubota diesel '76 Honda Civic with Kubota diesel '86 Golf Several diesel generators All with 2 tank WVO conversion LI NY |
#10
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Just out of curosity I sent RedLine this question and here is the response:
"Thank you for contacting Red Line Oil, our oils don't really have a shelf life. The oil will still perform the same, I would shake it to pick up any additives that might have settled." I guess the additives are as durable as the oil.
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LRG 1987 300D Turbo 175K 2006 Toyota Prius, efficent but no soul 1985 300 TDT(130K miles of trouble free motoring)now sold |
#11
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From reading on the bob is the oil guy forums they all say never to store the oil and ask the parts shop how soon the oil came in to make sure its the "freshest" available.
I think its a bunch of BS personally. I store my motor oil in the cool cabinets in my garage. And will be doing so as i buy the oil on sale and store it! Have a closet full of rotella 5w40, many different weights of mobil 1 synthetics and some delo jugs when i used it in my SD.
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Current: 05 E320 CDI 07 GL320 CDI 08 Sprinter 05 Dodge Cummins 01 Dodge Cummins Previous 2004 E55 AMG 2002 C32 AMG (#2) 1995 E300 1978 300D 1987 300D 2002 C32 AMG(blown motor :[ 1981 300SD 1983 300SD 1987 300SDL 2002 Jetta TDI 1996 S420 1995 S500 1993 190E 2.6 1992 190E 2.3 1985 190E 2.3 5-Speed |
#12
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I wonder if the push to use Synthetic oil contains some hidden agenda.....like oil expiration dates engineered into the mix......
![]() SB Sorry guys, could not help myself.......after reading a couple of the other threads this AM
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![]() Diesels: '85 300D, "Max, Blue Benz", 155K, 27.0 MPG '84 190D 2.2, "Eva, Brown Benz", 142K, 40.2 MPG '77 240D (parts car) '67 Eicher ES 202 Tractor "Otto" (2cyl, Air Cooled, 30HP) Gassers: '94 Ford F-150, "Henry", 170K (300 Six) 17.5 MPG '85 190E 2.3, 148K....Parts Car '58 Dodge W300M Powerwagon (Flat Fenders) Less than 10 MPG |
#13
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I'll accept anyone's old, out of date, unopened oil for proper disposal
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1982 300SD " Wotan" ..On the road as of Jan 8, 2007 with Historic Tags ![]() |
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