IS - 2nd Gen (2006-2013) Discussion about the 2006+ model IS models

so? (where "so" = oil change at 1k or no?????)

Old 08-17-06, 05:36 AM
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k_dizzle
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Default so? (where "so" = oil change at 1k or no?????)

oil change at 1k or no?????



help pleaseee!!!!
Old 08-17-06, 06:08 AM
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4TehNguyen
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no wait for 5k free service
Old 08-17-06, 06:28 AM
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ff_
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It can't hurt, but I doubt that you'd ever notice a difference in engine longevity unless you decided to keep the car forever. And even then...

The more important question is whether to wait 5000 miles between changes. With dino oil, I think that's far too long. The change interval should be closer to 3000 miles. With synthetic (which I strongly recommend) I feel comfortable going 7500 miles between changes.
Old 08-17-06, 06:38 AM
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Payam
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Originally Posted by k_dizzle
oil change at 1k or no?????



help pleaseee!!!!
no, wait till at least 3K
Old 08-17-06, 07:26 AM
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bgarre
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wait until 3-5k. Anytime sooner and your throwing good money and oil away.
Old 08-17-06, 08:29 AM
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3k oil changes are a thing of the past on newer cars, oils are very good now, and car engines are running much cleaner, dont throw away perfectly good oil and money
Old 08-17-06, 08:33 AM
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You can read alot of previous opinions by searching the forum. Try these keywords: oil change 1000
Old 08-17-06, 08:56 AM
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Tony1
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I did my first oil change at 1,800 miles, it wasn't because the the oil itself
breaks down. It was because of the small metal particals that are there
after the break in process.. From now on I will do them in about 3k to 4k intervals.
Old 08-17-06, 09:15 AM
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ff_
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Originally Posted by 4TehNguyen
3k oil changes are a thing of the past on newer cars, oils are very good now, and car engines are running much cleaner, dont throw away perfectly good oil and money
I'll disagree with that statement.
Old 08-17-06, 09:34 AM
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Intervals will all depend on the driving habits and conditions. No one can make a blanket statement and be correct for everyone.

The best way to check is by spending $20 on a Blackstone analysis. Someone on this board has done this already and found that their oil was still good after 5K miles. That only applies to his car, his driving style, and the conditions he drives in. It does give the rest of us a reference point though.

If you're stop and go, city/rush hour traffic in a dusty area, you're safe interval will be shorter than someone who does a lot of highway cruising...
Old 08-17-06, 12:36 PM
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Originally Posted by ff_
I'll disagree with that statement.
You are allowed to disagree. But on what are you basing your disagreement? I remember reading a study that was done using a GM LS1 V-8 engine in a Camaro in which Oil analysis was performed regularly to chart the degradation of the oil. There were a couple of intersting things that came out of that study.

1. Motor Oil lasts for many miles longer than most people care to believe. This may be due to people being brainwashed into the 3,000 miles or 3 months from 10+ years ago. Tribology technology has advanced significantly since than and so have engine design and manufacturing. That having been said, I believe that there some conditions which may warrant an OCI of less than the recommended 5K/6 Month. These would include, exteremly dusty conditions, and perhaps extereme idling in extereme temperatures.

2. The more interesting find from that study was that wear metals actually increased after the oil was changed. This is interesting because it suggests that changing oil more frequently than required may actually have the opposite of the intended effect, it may increase wear on the engine.

So, I say do what you want, it is just good to know the facts before making the decision. I know that for myself, even knowing this, I have an incredibly strong desire to change my oil before 5K, but I am going to fight that urge and leave the break-in oil in the car.

Mike
Old 08-17-06, 02:27 PM
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StockIS350
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Originally Posted by Tony1
I did my first oil change at 1,800 miles, it wasn't because the the oil itself
breaks down. It was because of the small metal particals that are there
after the break in process.. From now on I will do them in about 3k to 4k intervals.
listen to da man he knows what he's talking about
Old 08-17-06, 02:41 PM
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sirCharles
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1K is too soon...Every 5K
Old 08-17-06, 07:22 PM
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ff_
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Originally Posted by MJB_LEX
2. The more interesting find from that study was that wear metals actually increased after the oil was changed. This is interesting because it suggests that changing oil more frequently than required may actually have the opposite of the intended effect, it may increase wear on the engine.
Interesting. It would be difficult to prove this either way unless you had extremely similar engine tolerances in the test subjects, and were able to reproduce the results across a large sampling. As part of the process of oil breaking down, perhaps the molecules become smaller, and fit/stick into the microscopic crevices better than new oil (?)
Old 08-17-06, 08:03 PM
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Originally Posted by ff_
I'll disagree with that statement.
and you'd be wrong at the exact same moment you decide to disagree with that statement.

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