The later version better known as the "pancake" engine or configuration.
As Jim said, they
are all flat 4 engines.   The earlier better known as the "upright"
configuration.  The change
to the pancake engine came in later 1971 or 1972 there abouts....

Steven
91 Westy

On Tue, May 1, 2018 at 12:33 PM, Jim. Felder <jim.felder@gmail.com> wrote:

> I **think** "upright engine" refers to the fan layout (vertical fan and
> blower housing) and not the cylinder layout (flat four for all VW
> air-cooled). I know my 69 had the "traditional" layout with the vertical
> fan attached to an alternator, like a beetle. Later buses had the flat fan.
>
> Jim
>
> On Tue, May 1, 2018 at 11:27 AM ddbjorkman@verizon.net <
> ddbjorkman@verizon.net> wrote:
>
> > There's a flat four in this beast, according to the seller.  A
> > replacement, no doubt.
> >
> > Dave B.
> >
> >
> >
> > -----Original Message-----
> > From: Roy Nicholl <RNicholl@NBNET.NB.CA>
> > To: vanagon <vanagon@GERRY.VANAGON.COM>
> > Sent: Mon, Apr 30, 2018 12:05 pm
> > Subject: Re: 1971 on Bring a Trailer for sale
> >
> > One of my favourite bread box years …. you still have the upright engine,
> > but have disk brakes on the front.
> >
> > > On 30-Apr-2018, at 12:09, Roger Whittaker <rogerwhitt1@GMAIL.COM>
> wrote:
> > >
> > >
> > https://bringatrailer.com/listing/1971-volkswagen-bus-3/
> ?utm_source=dailymail&utm_medium=email&utm_campaign=2018-04-30
> > >
> > > --
> > > roger whittaker 604.414.6266 <(604)%20414-6266>
> > >
> > > ----------------------------------------------------------
> > > PR MARINE SURVEYORS &
> > > http://www.tvthatworks.com
> > > http://www.tvpowellriver.com
> > > LinkedIn -
> > >
> > >   - ca.linkedin.com/pub/roger-whittaker/14/78a/b71/Explore printed
> work
> > at:
> > >    http://www.prliving.ca/
> > >   View the growing list of video work at:
> > >   http://www.youtube.com/user/LastonLastof#g/u
> > >   http://vimeo.com/42309497
> > >
> > >
> > http://www.prpeak.com/articles/2010/11/29/multimedia/video/
> doc4c62e5f80d228504902172.txt
> >
>