[Vwdiesel] PD cam

[Jason]

I recently spoke with a garage who used to use Amsoil in all customer
cars.  They stopped about 2 years ago due to sludge issues across many
brands.  The shop owner is now very careful about oils and approvals
they have.....

Jason

On Sat, Dec 3, 2011 at 8:43 AM,  <pmdolan at sasktel.net> wrote:
> I will be as careful as I can regarding this subject.  As a former
> lubricants manufacturer, I have a little different take on Amsoil and others
> who make all kinds of claims that they will not back up.
> To start with, while they were early adopters, Amsoil is hardly a pioneer.
>  Synthetic motor lubes were around in Europe before WWII and in the current
> form for automotive use, I believe SynLube in Canada was in production long
> before there was any Amsoil company.  ANYONE who met one particular US Mil
> spec in 1968 was producing a full synth motor oil.
> What irks me is that Amsoil will not submit their product for engine testing
> to certify that they have met the API standards for the performance required
> by OEMs in order to be used in their vehicles (thus why you will not see
> them listed EVER as recommended or approved lube).  They claim to be better
> than the standard - but so is everyone else (which means almost EVERY
> independant blender as well as 100% the big brand names) since they have all
> also exceeded the minium standard in order to be able to display the API
> doughnut.  Their advertising claims are missleading at best or dishonest in
> this respect if you get right down to it.
> As a technical person, I have to say that I can not and will not EVER trust
> anyone who makes such patently ridiculous statements publicly.  How could I
> ever trust anything else they have to say about their product.
> Referring to formulating lubricants:  most of the science involved is NOT
> done by the blenders, it is done by a tiny handful of additive
> manufacturers.  Once they know your base oil characteristics, THEY tell you
> what additive chemistry will give you an API compliant product (there are
> not that many base oils out there).  Making a decent lube oil is a long way
> from brain surgury.  Even some fool (such as I) can do it.   The rest is
> pretty much all marketing hype.
> Modern lube oils are so good, there are none that meet the current API
> standards that are bad, per se.  HOWEVER: in the case of PD cams the lube
> requirement is so difficult, if you do not use a lube PROVEN BY ENGINE
> TESTING to meet VWs requirement you are simply inviting disaster.  I have to
> ask why anyone in their right mind would trust a supplier who refuses to
> abide by such industry standards and makes outrageous claims based on
> nothing but trust-my-dogma  in such a borderline situation (honestly - it is
> a VW screw up more than a lube quality issue - but you need the right lube
> to survive and VW has specified what they know to be that oil).
> regards - Pat
>
>
> On Fri, 2 Dec 2011 22:33:08 -0800, William J Toensing
> <toensing at wildblue.net> wrote:
> One of the submitters to this blog said they were afraid of buying Amsoil.
> They pioneered making & selling synthetic oil for automotive use back in
> 1972. I have used it since 1974 when I first found out about it.
>>
>>
>>
>> they are not a fly by night company but use primarily use a
>> multi-marketing system but also have an "on the shelve" program where auto
>> parts houses & garages can handle it. However, there are other synthetic
>> oils out there which, although they may not be as good as Amsoil, are
>> probably still good synthetic oils. ZDDP was removed from modern oils
>> because it harms & probably destroyed catalytic converters. Perhaps this is
>> why VW specifies a particular spec oil due to adverse effects on its
>> pollution control system. However, Amsoil does have a "European" spec oil
>> which meets VW  TDI specs. If you have any concern about whether Amsoil
>> would have any adverse effect on your VW TDI they have a technical division
>> of which you can contact directly to ask questions. Go to www.amsoil.com &
>> get the phone number for their tech division. The only problem I have had
>> with Amsoil is that the oil won't break down under extreme heat so if your
>> engine overheats, it will keep running till somethi
>>  ng else fails. In my case, the valve springs got so hot they lost their
>> temper so get to know your water temperature gage & if it starts running
>> hotter than normal, investigate. Bill Toensing, Nevada City, CA
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>>
>
>
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