Discussion List
Subject: Re: [MBZ] Upper Cyl Head Cleaning
You saw the analysis results from M1 in my '87 300SDL at over 12,000 miles
per change - not a problem.
On Sun, Dec 18, 2011 at 3:53 PM, Larry wrote:
Thanks Peter -
I had used only M1 for years until the difficulty in finding 15W40
And my '85 190D and at 9,000 miles my '84 190D was still fine. We'll see that
one at 12k in a couple months.
-Curt
Date: Sun, 18 Dec 2011 21:25:22 -0600
From: OK Don
To: Mercedes Discussion List
Subject: Re: [MBZ] Upper Cyl Head Cleaning
Message-ID:
Content-Type: text/pla
You saw the analysis results from M1 in my '87 300SDL at over 12,000 miles
per change - not a problem.
On Sun, Dec 18, 2011 at 3:53 PM, Larry wrote:
> Thanks Peter -
> I had used only M1 for years until the difficulty in finding 15W40
> and/or 15W50. Plus the cost is not insignificant.But
the
"easy" route and switch back to Mobil 1.
Thx agn,
Larry
91 300D
-Original Message-
From: Peter Frederick
Sent: Sunday, December 18, 2011 9:20 AM
To: Mercedes Discussion List
Subject: Re: [MBZ] Upper Cyl Head Cleaning
The black crud is a combination of engine oil and so
Has anyone found a product that actually works to keep the engine
areas cleaner?
A metal plate, strategically applied...
(Maybe not for your car.)
-- Jim
___
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The black crud is a combination of engine oil and soot from the EGR.
Since we use only Mobil 1 in all our diesels, my brother and I no
longer have problems with the stuff accumulating -- the all had gobs
of gunk when we got them, but after switching to Mobil 1 and
cleaning, the problem is
There are several companies advertising stuff and using before/after photos
of the upper cylinder head area – photos showing the valve stems being all
cruddy looking in the before (or without) photo and nice clean valve stems in
the after/with photo.
OK -- the point? When I removed th
