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Subject:Re: vanagon DIESEL vs Gas crankshaft
From:Shawn Wright
Date:Thu, 10 Jun 2004 07:14:21 -0700

No offense taken. I do not know first hand, which is why my first words were "I think". I
then went on to give the data from EKTA that led me to suspect this. What I did not do,
but meant to, was to ask others who knew for sure to chime in. So... who knows for
sure?

On 10 Jun 2004 at 0:13, Derek <helios@SABER.NET> wrote:

> Hi Shawn,
>
>   I don't mean to disagree about your DIESEL vs Gas crankshaft advice...
> but "I think they are", as advice, without being sure, could lead
> someone with less knowledge to make an expensive mistake.
>
> In other makes of vehicles, the Diesel and Gas crankshafts ARE different
> for good reason. The forces a crankshaft experiences in a Diesel engine
> are often greater than those in a comparable Gas engine, so they often
> require heavy duty crankshafts and other components.
>
> I don't know how VW does this (if they even do) but it can be
> accomplished several ways, sometimes the Gas crank is Cast, and the
> Diesel is a Forged crank, which is much stronger.
>
> Or perhaps both the Gas and Diesel cranks are forged, BUT the Diesel
> crank has been Nitrited (sp), which is a special hardening process that
> strengthens the crank for heavy duty use, and Diesels usually constitute
> heavy duty use, due to their combustion cycle/characteristics.
>
> Anyhow, I'm NOT saying you are wrong, just that it's best to "be as sure
> as possible" before offering advice that could cost someone money.
>
> My apologies if I've offended you, as it's not my intension to, but as a
> retired mechanic I thought folks might like to know why there may be
> differences between the two crankshafts.
>
> So who does know for sure if they are the same? My curiosity has been
> piqued.
>
> Later
> Derek -
>

--
Shawn Wright
http://Zuiko.sls.bc.ca/swright
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