3000 miles oil changes

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Originally Posted By: breeves
Are 3000 miles oil changes overkill using 5w20 or 5w30 Pennzoil Dino? I am anal about every 300o miles.


depends on driving conditions...I used to do 3k on everything; even synthetic...but I now have learned enough to up it to 4k in my daily driver and I use syn-blend.

In my 178k wore out SUV, I stick to 3k regardless...

Most will tell you 4-5k on Pennzoil dino is par...do what your mental illness allows you so you do not wind up on a clock tower with a rifle LOL...again, I went from 3k to 4k and I am fine with it.
 
Your sig lists an '05 Elantra. I had an '03 Elantra that I drove over 188,000 miles in less than four years. That car had 10W30 (5W30 in winter) dino all its life BUT I found the max interval was around 4,500 miles (after that the gas mileage would start to drop and engine noise increase)...I changed every 4,000 (which was normally every four weeks).

We also have an '04 Elantra that just turned 10,000 miles so it gets a synthetic blend change every six months.

Regards,
GEWB
 
I'm not sure what your game plan is here. Dino is already at the bottom of the oil totem pole.

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If any of your cars have an OLM follow it. Otherwise stick to the schedules outlined in your owner's manual. I don't think any manufacturer recommends intervals of 3K anymore. Even under severe service most recommend 3750 and higher. I use the Flexible Service System on the Benz and the Severe Service intervals on the other cars.
 
There shall always be some folks who would just keeps going with 3K OCI no matter how well oil has become/what we told them to


IMHO 3K oci is only good for carb'ed engines in the 80s and early 90s and those days are long gone and past. Unless you have a seriously flaked up EFI system or severely modified (stroked, far from stock), otherwise, most situation typically calls for 5Kmiles OCI for general conventional oil, 7K for high % syn blend, or in the case of Gp4 or beyond, you may even be able to push it beyond 10k OCI.

So why fuzzing over that same ole 3K oci? Have you grow along with the technology or you falling behind?

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Q.
 
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Originally Posted By: Quest
There shall always be some folks who would just keeps going with 3K OCI no matter how well oil has become/what we told them to

IMHO 3K oci is only good for carb'ed engines in the 80s and early 90s and those days are long gone and past. Unless you have a seriously flaked up EFI system or severely modified (stroked, far from stock), otherwise, most situation typically calls for 5Kmiles OCI for general conventional oil, 7K for high % syn blend, or in the case of Gp4 or beyond, you may even be able to push it beyond 10k OCI.

So why fuzzing over that same ole 3K oci? Have you grow along with the technology or you falling behind?

19.gif

Q.


Yeah, I am one of those old geezers that still have 3000 OCI,
smirk2.gif
and with synthetic,
shocked2.gif
no less. But I am paying the price for it. I am stuck with a 1986 Toyota pickup, 300,000 miles, used to haul firewood, gravel, lime, fertilizer, seed, and some feed. Still runs great with original compression.
cool.gif
My wife is stuck with a 1999 Cavalier with 209,000 miles, daily driven, long trips, can't come up with an excuse to get rid of either of them.
wink.gif
My daughter was stuck with her Chrysler van for 190,000 miles, 3000 OCI, synthetic. The one before that had 170,000+. In fact, going back to 1990, we have 2,000,000 miles on vehicles with 3000 OCI with synthetic.
21.gif
 
Originally Posted By: FrankN4
Quest said:
There shall always be some folks who would just keeps going with 3K OCI no matter how well oil has become/what we told them to

IMHO 3K oci is only good for carb'ed engines in the 80s and early 90s and those days are long gone and past. Unless you have a seriously flaked up EFI system or severely modified (stroked, far from stock), otherwise, most situation typically calls for 5Kmiles OCI for general conventional oil, 7K for high % syn blend, or in the case of Gp4 or beyond, you may even be able to push it beyond 10k OCI.

So why fuzzing over that same ole 3K oci? Have you grow along with the technology or you falling behind?

19.gif

Q.

More like removing the lead from gasoline. The emission carbs were very precise.
 
Q. [/quote]

Yeah, I am one of those old geezers that still have 3000 OCI,
smirk2.gif
and with synthetic,
shocked2.gif
no less. But I am paying the price for it. I am stuck with a 1986 Toyota pickup, 300,000 miles, used to haul firewood, gravel, lime, fertilizer, seed, and some feed. Still runs great with original compression.
cool.gif
My wife is stuck with a 1999 Cavalier with 209,000 miles, daily driven, long trips, can't come up with an excuse to get rid of either of them.
wink.gif
My daughter was stuck with her Chrysler van for 190,000 miles, 3000 OCI, synthetic. The one before that had 170,000+. In fact, going back to 1990, we have 2,000,000 miles on vehicles with 3000 OCI with synthetic.
21.gif
[/quote] synthetic oil with the 3,000 mile oil change intervals is a waste of $$$$ there are people claiming a million miles with conventional Pennzoil
 
Originally Posted By: FrankN4
Yeah, I am one of those old geezers that still have 3000 OCI,
smirk2.gif
and with synthetic,
shocked2.gif
no less. But I am paying the price for it. I am stuck with a 1986 Toyota pickup, 300,000 miles, used to haul firewood, gravel, lime, fertilizer, seed, and some feed. Still runs great with original compression.
cool.gif
My wife is stuck with a 1999 Cavalier with 209,000 miles, daily driven, long trips, can't come up with an excuse to get rid of either of them.
wink.gif
My daughter was stuck with her Chrysler van for 190,000 miles, 3000 OCI, synthetic. The one before that had 170,000+. In fact, going back to 1990, we have 2,000,000 miles on vehicles with 3000 OCI with synthetic.
21.gif


I had the same problem. I had a 98 Camry V6 with engine in perfect condition using M1 5W-30 at 6-7K OCI. I finally realized a few months ago that the engine was not ever going to have any problems (not even the slightest loss of power, no rough idle, etc) so I gave in and sold it, and bought a nice new car in January.
 
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Originally Posted By: Mark888
Originally Posted By: FrankN4
Yeah, I am one of those old geezers that still have 3000 OCI,
smirk2.gif
and with synthetic,
shocked2.gif
no less. But I am paying the price for it. I am stuck with a 1986 Toyota pickup, 300,000 miles, used to haul firewood, gravel, lime, fertilizer, seed, and some feed. Still runs great with original compression.
cool.gif
My wife is stuck with a 1999 Cavalier with 209,000 miles, daily driven, long trips, can't come up with an excuse to get rid of either of them.
wink.gif
My daughter was stuck with her Chrysler van for 190,000 miles, 3000 OCI, synthetic. The one before that had 170,000+. In fact, going back to 1990, we have 2,000,000 miles on vehicles with 3000 OCI with synthetic.
21.gif


I had the same problem. I had a 98 Camry V6 with engine in perfect condition using M1 5W-30 at 6-7K OCI. I finally realized a few months ago that the engine was not ever going to have any problems (not even the slightest loss of power, no rough idle, etc) so I gave in and sold it, and bought a nice new car in January.




That must be nice...here in Michigan, salt eats up the body long before the engines stop....
 
Originally Posted By: daves87rs
That must be nice...here in Michigan, salt eats up the body long before the engines stop....

The first nine years were in Colorado where they do not allow salt on the roads (they rely mostly on the intense sun to melt the snow). They do occasionally put fairly coarse "sand" on the roads and that means I had to replace the windshield due to pits and cracks, but the body (and engine) was in excellent condition. Last 2 year in the south.
 
https://bobistheoilguy.com/forums/threads/332-000kms-on-engine-now-what-to-switch-too.104432/

This fella here with a 97 tahoe got over 332,000kms to clock with conventional YB.

These days, conventional oil that bears API SL/SM and ILSAC GF-4 (or ACEA spec.) are so close in performance that it doesn't make sense to do 3000mile OCI anymore, esp. with syn.

Yes, I know some of you folks may have a good nice pension to pay for Motul, Amsoil, etc. that can easily take you past 300,000miles on a 10k mile OCI. But then again: why waste all these precious resource on far-too-soon OCI when you know that your conventional oil is going to take it up to 5k? Isn't that an utter waste of your retirement funds? Your pension?

Oh well, sometimes I just don't understand ....

Q.

(OCI on my fit is now strictly governed by the OLM, which works out to 1 oil change per year, with MC semi-syn 5W20)
 
I am done trying to convince folks that they can extend past the 3000 mile oil change.

I quoted and posted on a different site about 10 different Oil and car manufacturer sites that show their Oil Change Interval Recommendations. they ranged from 4500-15000 miles. The next three responses were guys saying "nah, I will stick with my synthetic oil changes at 2000 miles" for one of them, and the other two were 3000 miles. This perticular site loves M1, RP, and Amsoil.

This was on a site where 99% of users use synthetic oils. The site members have stock to highly modified 600-700hp 4 cylinder motors. When one person that has an internally modified stroked motor asked the Vendor that built the motor what oil he should be using in it, the vendor recommended 20w50 because of the clearances. well guess what, a bunch of members of that site went out and bought 20w50 to put in their stock 4 bangers(manual recommends 5w30)because a well known engine builder uses it in his "built" motors. I give up on trying to help pointing them in somewhat of a right direction.

Forgot to add.... the thread I put all the quotes in, was one where someone asked if it was ok to run without an air filter because it made his turbo sound better. He got a few responses telling him it was ok to do.
 
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I am new to this board, have been lurking for a while, this is my first post. This board is a source of great info and entertainment for me.

I used to be a dye-in-wool 3000 miler, mostly with dinos. I would use synthetic and high quality filters when I would was still getting reimbursed for oil changes from work. I would go between 3-5K using Syn when I was not paying for it out of my own pocket. Times have changed and no more re-imbursement for oil changes so I am starting to pay more attention to my OLM and now am going to between 6-8K with syn and higher quality filters. Most of my miles are to and from work but some of the time I am hauling trees and towing planters and stuff for my tree farm. During the farm work they are tough miles. I know a lot of people who do 2500 mile OCIs with Valvoline dino. Its difficult to change for the old timers.
 
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Originally Posted By: hooligan24
I am done trying to convince folks that they can extend past the 3000 mile oil change.

I quoted and posted on a different site about 10 different Oil and car manufacturer sites that show their Oil Change Interval Recommendations. they ranged from 4500-15000 miles. The next three responses were guys saying "nah, I will stick with my synthetic oil changes at 2000 miles" for one of them, and the other two were 3000 miles. This perticular site loves M1, RP, and Amsoil.

This was on a site where 99% of users use synthetic oils. The site members have stock to highly modified 600-700hp 4 cylinder motors. When one person that has an internally modified stroked motor asked the Vendor that built the motor what oil he should be using in it, the vendor recommended 20w50 because of the clearances. well guess what, a bunch of members of that site went out and bought 20w50 to put in their stock 4 bangers(manual recommends 5w30)because a well known engine builder uses it in his "built" motors. I give up on trying to help pointing them in somewhat of a right direction.

Forgot to add.... the thread I put all the quotes in, was one where someone asked if it was ok to run without an air filter because it made his turbo sound better. He got a few responses telling him it was ok to do.


Stay out of the ricer world and you will have less of that garbage to deal with...not saying you are like that of course, but that particular group seems to have more of those kind than say the Jeep community or F-body or Mustang world.
 
Originally Posted By: Quest


Yes, I know some of you folks may have a good nice pension to pay for Motul, Amsoil, etc. that can easily take you past 300,000miles on a 10k mile OCI. But then again: why waste all these precious resource on far-too-soon OCI when you know that your conventional oil is going to take it up to 5k? Isn't that an utter waste of your retirement funds? Your pension?

Oh well, sometimes I just don't understand ....

Q.


I don't know that. If I knew that, or believed that, I would do that.

I don't have a fat pension so I save a fortune by changing on a 3000 OCI with synthetic. If I finance a car or truck, I usually go three years. That means for three years I am making payments and up to about 3.5% interest(special deal because of some past stuff) Then the vehicle will last me for about 10 years of daily use. That means for seven years I pay no payments and I pay no interest. Compared to the price of synthetic oil and filters at 3000 OCI, I save a small fortune.(children, grandchildren, fly rods and camping gear) I also have absolute confidence that I am going to start out and return home. Lots of saved money and peace of mind is something I rather enjoy.
 
3000mi oil change interval is ridiculous with synthetic. if you used cheap no-name gas-station dino oil yeah 3k would be right, but good dino u can go longer. synth blend 5-6k easy, and synthetic easily up to 10k

it is such a waste of oil to change it any sooner. thanks for contributing to the world's energy problems!
 
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