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  #21  
Old 09-01-2009, 06:34 PM
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^^^

Your forgetting one thing, clearances etc are totally different on a factory block compared to a block that is built...

You cant compare a factory build to an aftermarket build imo.
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  #22  
Old 09-01-2009, 06:53 PM
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[QUOTE=trainwrex]u dont run full synthetic until atleast 10,000kms..

what I am really surprised about here is that someone expects a fully built near on 600whp race motor to last more than 10000km.
... and then switch to synthetic oil.
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  #23  
Old 09-01-2009, 06:59 PM
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[QUOTE=type25]
Quote:
Originally Posted by trainwrex
u dont run full synthetic until atleast 10,000kms..

what I am really surprised about here is that someone expects a fully built near on 600whp race motor to last more than 10000km.
... and then switch to synthetic oil.

If you read a little closer i did say supposed to be semi-synthetic... And even though it makes that sort of power, that power is not used all the time, rarely in fact until it goes to the track...

So it should last on everyday normal stress free driving...

Deleted wrong person
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  #24  
Old 09-01-2009, 07:09 PM
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[QUOTE=trainwrex]
Quote:
Originally Posted by type25


If you read a little closer i did say supposed to be semi-synthetic... And even though it makes that sort of power, that power is not used all the time, rarely in fact until it goes to the track...

So it should last on everyday normal stress free driving...

Please explain to me why this shouldnt be the case.. Since u sound like ur the expert in this field of subarus with your stock 190k 2.0ltr motor...

And i want your experience with subaru motors, not porsche motors which are built in a completely different manner...
Sorry Tino, but I think you have me confused with someone else,
I try to avoid working on porkas, and I don't have either a stock or 190k 2.0ltr motor.
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  #25  
Old 09-01-2009, 07:16 PM
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[QUOTE=type25]
Quote:
Originally Posted by trainwrex

Sorry Tino, but I think you have me confused with someone else,
I try to avoid working on porkas, and I don't have either a stock or 190k 2.0ltr motor.

Yeah my bad the avatars look similar....


But anyway the question still remains... Put ur answer to it
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  #26  
Old 09-01-2009, 07:37 PM
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[QUOTE=trainwrex]
Quote:
Originally Posted by type25


Yeah my bad the avatars look similar....


But anyway the question still remains... Put ur answer to it
Ok, in brief...
we should agree that race built engines are highly stressed (under race conditions).
because of this they are generally built looser, (with larger clearances), so that they spin easier and have less chance of nipping up.
... because of these looser clearances and the greater stresses that are under they will generally wear out quicker/ need refreshing on a regular basis.
This is commonly done with race engines to prevent catastrophic failure, (and a whole heap of scrap metal).
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Old 09-01-2009, 10:34 PM
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[QUOTE=trainwrex]
Quote:
Originally Posted by type25


Deleted wrong person
Got something to say to me ?.......feel free and say it......

BTW I emailed Porsche on your behalf advising them that running mobil1 in their cars is wrong and that according to Michael South their new yet to be released DFI engines would be better on Mineral based oil. It appears that a company who spent 20 Million Euro's (just on the inlet manifold) on the up coming engine family, to be utilised until the year 2016, shouldn't have made such a fundamental mistake in their choice of engine lubricants.

Meh What would they KNOW?

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  #28  
Old 09-01-2009, 11:13 PM
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^^^^^^

FAGGGGGGGGG....

As i keep harping and will do again and again A STOCK from factory engine has different clearances to a hand built engine, therefore have different oil requirements..

going from mineral to sythnetic is one of those areas where there is no real data around... Im going the safe side, but change my oil fairly regulary so shouldnt be an issue either way...
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  #29  
Old 09-01-2009, 11:14 PM
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[QUOTE=type25]
Quote:
Originally Posted by trainwrex

Ok, in brief...
we should agree that race built engines are highly stressed (under race conditions).
because of this they are generally built looser, (with larger clearances), so that they spin easier and have less chance of nipping up.
... because of these looser clearances and the greater stresses that are under they will generally wear out quicker/ need refreshing on a regular basis.
This is commonly done with race engines to prevent catastrophic failure, (and a whole heap of scrap metal).

Agree agree to that point. Most engines are generally built looser, but mine however is built fairly tightly only 2.5 thou clearances.

Refreshing is a common occurance when driven hard, but i can not see the need when driving the car normally that a refresh is needed.
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  #30  
Old 10-01-2009, 12:23 AM
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Quote:
Originally Posted by trainwrex
As i keep harping and will do again and again A STOCK from factory engine has different clearances to a hand built engine, therefore have different oil requirements..
YAWN... I grow weary reading this thread.

The answer is simple...
1. Your engine is NOT factory... So don't use FACTORY oil. You have
obviously made you mind up on this and will not be swayed.
2. Your engine is HAND built... So use some HAND oil... KY will do nicely.

Blah, blah, blah... hand-built... blah, blah, blah... hand-job.

P.S. I don't know anything about oil, but want to stir trainwrex up
coz he won't be able to resist the temptation to tell me something
about oil too
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