Date: Tue, 8 Oct 2002 08:34:24 -0700 (PDT)
From: henry nakata jr <aspenten@yahoo.com>
Subject: Re: Synthetic Oil
a note on oils
henry
--- MikeLDrew@aol.com wrote:
>
> In a message dated 10/6/02 22:42:16, kent@ketell.com
> writes:
>
> << Thanks for your input. >>
>
> >>>Although I have zero first-hand experience with synthetics, I have
> something even better--the ear of one of the head engineers at one of the
> best engine shops in the world--Roush Racing. He's currently working on a
> project for Ford, directly in charge of development of the oiling system
> modifications to the modular motor for use in the new Ford GT40. This guy
> knows oil!!!!
>
> Over dinner one night, we had an hour-long conversation on "the best oil".
>
> Over the years, this fellow has been in charge of performing comprehensive
> tests of all the oils out there, tests which have sometimes run into the
> millions of dollars. They compared virtually everything--synthetic and
> otherwise--in standardized tests. These tests included running identical
> motors on dynos for zillions of hours, simulating 100,000 miles of continuous
> running with NO oil changes.
>
> Many motors failed to make it. Of those that did, those with synthetics were
> in profoundly better shape. In fact, he said that they dismantled the motors
> and found that many of them were total scrap, nothing could be salvaged,
> while those running the better synthetics showed relatively little wear,
> with some of them still being literally as good as new.
>
> Over the course of dinner, he also revealed to me that much to his own
> surprise, one oil stood head-and-shoulders above the rest in these tests--the
> original synthetic, which is Mobil 1. He basically told me they concluded
> there are really only two types of oils--Mobil 1 and everything else.
>
> He also acknowledged that these tests were designed to push the extreme edges
> of the oil envelope. Virtually any oil on the market is more than adequate
> for anything mere mortals like us will subject it to (including open-track
> duty) as long as it is changed reasonably often. The worst-performing oils
> started to degrade in as little as 2000 miles, but most of the dino oils were
> perfectly good for 7500 miles or more, and the synthetics considerably longer
>
> In the same conversation, he spoke of a test he had just been running to
> compare different rear-end oils. (The test had ended catastrophically that
> afternoon when a differential being spun at 8000 rpm (which equates to about
> 1000 mph) EXPLODED and destroyed the entire dyno cell.)
>
> Since the test had cost them $350,000 to conduct, and was being conducted to
> come up with an 'edge' for their NASCAR teams, he wouldn't reveal who the
> winner was. But he DID tell me that for anything that we mortals do, ANY of
> the rear end oils on the market is more than up to the job. It just doesn't
> matter, period, dot, end of story.
>
> Mike
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