I emailed Mobil and got a reply that since CF was discontinued they removed it
from the bottle but that it still meets CF spec. I thought CI and CI-4 replaced
CF years ago or is that not how that works?
Anyway it sounds a lot like the sort of think a marketing drone would say.
-Curt
Date: Fri, 1 Jul 2011 11:17:36 -0700 (PDT)
From: Curt Raymond <curtlud...@yahoo.com>
To: Diesel List <mercedes@okiebenz.com>
Subject: Re: [MBZ] M1 15w50
Message-ID:
<1309544256.26136.yahoomailclas...@web161013.mail.bf1.yahoo.com>
Content-Type: text/plain; charset=us-ascii
Mobil's website still says CF for the 15w50, I wonder if the website is just
behind the times...
-Curt
--- On Fri, 7/1/11, Curt Raymond <curtlud...@yahoo.com> wrote:
> From: Curt Raymond <curtlud...@yahoo.com>
> Subject: M1 15w50
> To: "Diesel List" <mercedes@okiebenz.com>
> Date: Friday, July 1, 2011, 2:13 PM
> Grabbed 8 quarts of M1 15w50
> yesterday, I need to change the oil in my '78 240D. I like
> using the 15w50 in the summer as it leaks/is consumed a bit
> more slowly.
>
> Anyway today doing the change I learned 2 things,
>
> #1 oil filters from Car Quest are NOT as good as from Rusty
> - the o ring is too big and won't seal the canister,
> fortunately I had a spare. I though I had a filter from
> Rusty, turns out it was for a 601
>
> #2 M1 15w50 is no longer diesel rated, SM only. I had an
> older bottle that was CF that was probably bought last year
> (post facelift, so recent). I dunno if the manufacturer has
> to continuously pay for certification and they decided they
> weren't selling enough to diesel owners or what but I'll run
> a short change on this one (I usually go 7,000 on the 240D,
> I'll go down to 5 or so) and switch back to 5w40 which I
> hope still has a C certification, if not it maybe be Amsoil
> although my local Car Quest has Royal Purple...
>
> -Curt
>
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