Re: [MV] Air over hydraulic brake information for possible M35a2 swap?

From: James Shanks (n1vbn@arrl.net)
Date: Wed Oct 06 2004 - 02:54:52 PDT


3208's will run safely as high as 2800 RPM. Personal experience having
driven more than one truck with the 3208 engine. The early ones were
considered throwaways due to Cat not using cylinder sleeves.

Jim

At 05:08 AM 10/6/2004, Marc Strangfeld wrote:
>Why not go with air brakes right away? Also, didn't
>Tom rig up two air packs/master cylinders to address
>the problem you are concerned about? As far as the
>gearing goes, how about an auxilary box?
>Theoretically you could then gear it to go 100 mph+
>with all that torque from the 3208 and the speed rated
>NDCC's. By the way, what RPM will a 3208 run anyway?
>
>
>Marc
>
>
>
>
>
>--- m35products <m35prod@optonline.net> wrote:
>
> > To answer one of your many questions: The deuce
> > right now has one brake
> > circuit, feeding the front and the two rear axles,
> > without a proportioning
> > valve, right? Then I ASSume that you could use a
> > two-circuit MC, using one
> > circuit for front, and one for the two rears. Of
> > course, as you know,
> > two-circuit MC's usually activate opposing corners,
> > not front/rear.
> >
> > What's wrong with the stock OD tranny? Not high
> > enough final drive ratio?
> >
> > Sworn off women??????? That's OK with us, son We
> > accept posts here from
> > people with all sexual preferences. It takes a big
> > man to admit what you
> > said. Or did I misunderstand your intended meaning?
> >
> > ap "slower than molasses" b, in a stock M35 (stealth
> > dumptruck)
> >
> > www.M35products.com
> >
> >
> >
> >
> >
> >
> > ----- Original Message -----
> > From: "Bob Ternes" <racecadet@yahoo.com>
> > To: "Military Vehicles Mailing List"
> > <mil-veh@mil-veh.org>
> > Sent: Tuesday, October 05, 2004 6:22 PM
> > Subject: [MV] Air over hydraulic brake information
> > for possible M35a2 swap?
> >
> >
> > > Hi Folks,
> > >
> > > Me again - the troublemaker.
> > >
> > > Well, it's been a hard lot to fill my need for a
> > > .69 transmission (in the spirit of Formula 1 Tom,
> > > I am fasterizing my M35a2 with a Cat 3208 but
> > > need the high OD tranny), so I've started some
> > > other projects in the meantime. I've sworn off
> > > women for the time as trumping even my Jeep for
> > > unpleasant surprises and so when I'm off work, I
> > > own my time wholly. ;) I have been working on my
> > > rockcrawler project and I should have a rolling
> > > chassis (built from tube and M35 axles) by
> > > Wednesday, and I've started to twist my head like
> > > a slippery noodle around a new forking problem:
> > > brakes on the deuce.
> > >
> > > I was in a junkyard a few days ago and I saw a
> > > beautiful Cab over engine Hino with some
> > > functioning air over hydro brakes, and amazingly,
> > > air still in the system. I pumped the brakes a
> > > few times, checked everything out, and it looked
> > > "good". I am dearly excited to put 1990's era
> > > brakes on the deuce, if only to lessen the risk
> > > posed by one hydraulic circuit brakes. The only
> > > problem is that it was a single rear axled truck.
> > > Will this pose a huge issue? Do I need to find a
> > > system from a twin screw rear truck?
> > >
> > > Does anyone know the ins and outs of air assisted
> > > hyraulic brakes - like:
> > > · Do I need a special proportioning valve, or
> > > just hook em up and go? That would be my
> > > druthers, and then work things out, say, if my
> > > rear end developed a nasty lockup habit.
> > > · Are there different PSI ratings for different
> > > braking systems, or are they all programmed to
> > > run at 60+ psi??
> > > · I shouldn't need the double tank system that
> > > this COE truck has, do I? I was just going to run
> > > a single air line (like stock) to the new brake
> > > valve and then branch off there?
> > >
> > > Bottom line is that there's no snow on the ground
> > > yet, and if I go grab that system myself it will
> > > be cheap as. If it works, I'll grab it now, and
> > > put it on as time permits, splitting up the stock
> > > brakes into F and R circuits. I bet that I could
> > > swap things out in a weekend, which means that I
> > > could probably have this done by November if I
> > > start now. ;)
> > >
> > > Thoughts?
> > >
> > > Thanks,
> > > Bob Ternes
> > > Boulder CO
> > > 1968 M35A2, undriven for a near record 10 days
> > >
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> >
> >
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> >
>
>
>
>
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James Shanks
n1vbn@arrl.net
1985 M1009
1998 IMZ 8.103
1984 H-D FLHT-C



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