[T2] Vacuum advance

[Andy McKinley]

Could it be an industrial engine? Were they available with a filter?

On Oct 10, 2016 6:30 PM, "Robert Mann" <robtmann7 at gmail.com> wrote:

> I meant of course 'low-efficiency oil *cooler*'
>
> R
>
> On Tue, Oct 11, 2016 at 12:36 PM, Bob Pratt <ka1dza at verizon.net> wrote:
>
> > Thanks Bob and Dave and the rest for your comments.
> >
> > Bob
> >
> > On Oct 10, 2016, at 6:05 PM, Robert Mann <robtmann7 at gmail.com> wrote:
> >
> > In those days VW engines had no oil filter.  Some aftermarket filters
> have
> > been designed to act also as a low-efficiency oil filter.
> >
> > Robt Mann
> > '73 1600dp Devon camper
> >
> > On Tue, Oct 11, 2016 at 10:31 AM, Bob Pratt <ka1dza at verizon.net> wrote:
> >
> >> Hi all,
> >> First, I own a '71 transporter with stock manual transmission and, I
> >> think, stock engine.
> >> I don't know if the dizzy is original to the engine. Also, was an oil
> >> filter stock to that year engine? When I bought the bus, there was an
> oil
> >> filter that protrudes out the rear of the motor.
> >>
> >> Bob
> >>
> >> > On Oct 8, 2016, at 7:45 PM, Dave Gillingham <dave at coronado-realty.com
> >
> >> wrote:
> >> >
> >> > I agree that you should probably use a vacuum advance dizzy regardless
> >> of what is inside.  I fought with a 009 (which used to be all the rage)
> for
> >> several weeks, trying to figure out a stumble, before I bought a $5
> vacuum
> >> dizzy at a swap meet and solved the problem.
> >> >
> >> > Sent from my iPhone
> >> >
> >> > On Oct 8, 2016, at 4:40 PM, Dennis Gentry <dennis.gentry at gmail.com>
> >> wrote:
> >> >
> >> >> What kind of bus? (I guess it must be '71 or earlier with a smaller
> >> engine,
> >> >> because I think '72 and later all have vacuum advances).  Manual or
> >> >> automatic transmission?
> >> >>
> >> >> I'm guessing that by "electronic ignition" you mean something like a
> >> >> Pertronix conversion or entire new distributor?  (I like those, by
> the
> >> way.)
> >> >>
> >> >> I would stick with centrifugal advance if that's what came stock --
> >> >> centrifugal and vacuum advance produce different advance curves.  But
> >> most
> >> >> of the buses I have worked on came with a vacuum advance.
> >> >>
> >> >> Is it that you can't find a vacuum inlet on the carburetor to connect
> >> to
> >> >> the distributor's advance unit?
> >> >>
> >> >> Again, it depends on the year of the bus (and type of transmission),
> >> but my
> >> >> '72 manual, for example, has a 4th gear vacuum advance cutoff switch
> >> which
> >> >> interrupts the vacuum once you're in 4th gear.  If you are really
> >> switching
> >> >> to vacuum advance from factory centrifugal, you'd probably want
> >> something
> >> >> like that unless you are willing to leave the timing less advanced
> >> than is
> >> >> optimal.
> >> >>
> >> >> Or if this is just to get the bus 10 miles to the garage, you can
> just
> >> >> leave the vacuum advance disconnected and get by with the mild
> >> >> centrifugal-only advance that most "vacuum advance" distributors have
> >> (and
> >> >> you'll cut 20% or so off your maximum power.)
> >> >>
> >> >> OK, I'll pipe down until I find out more about your bus.
> >> >>
> >> >> Best,
> >> >> Dennis
> >> >> P.S.
> >> >> https://www.wolfsburgwest.com/wolfsburg_new/electrical/elect
> >> rical_common/distributors.cfm
> >> >> and https://www.summitracing.com/parts/pnx-d186504/overview/ have
> some
> >> >> examples of what I'm talking about.
> >> >>
> >> >> On Sat, Oct 8, 2016 at 3:56 PM, Bob Pratt <ka1dza at verizon.net>
> wrote:
> >> >>
> >> >>> Hi all.
> >> >>> I finally found someone who will help me with the wiring on the bus.
> >> >>> Now I'm working on getting the engine started to drive 10 miles to
> the
> >> >>> garage.
> >> >>> A friend gave me a distributor with an electronic ignition and
> vacuum
> >> >>> advance.
> >> >>> My bus does not have vacuum advance. Is it difficult to change over?
> >> Do I
> >> >>> need a different carburetor?
> >> >>> Thanks again for the group's collective knowledge.
> >> >>> Bob
> >> >>> _______________________________________________
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> >
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