Slobber tube - cheap fix for blowby

[Tom Warner]

My 1985 PT40 DD 6V92 has the original DD airbox metal drain oil
catchers. I never have had oil on the jeep that I tow.

tom warner
1985 PT 40

At 08:37 PM 4/20/2007, you wrote:
>Shane & Greg,
>
>There used to be a DDA after market kit to catch the oil from the
>slobber tubes. They show up on eBay once in a while but are no longer
>available from DDA. Here is a link to a company in CA that makes a
>similar product.
>
>http://www.walkerairsep.com/product_detail.asp?id=565
>
>Same type design as yours Shane. Your PVC tube system is what I am
>making for my PT40.
>
>
>Terry Neal
>Bozeman, MT
>82PT40 6V92TA
>74FC34 6V53T
>
>
>
>sfedeli3 wrote:
>
> > Hi Greg,
> >
> > I placed the sump directly under the tubes' original placement. I
> > just snipped off the bottom 6" and connected the tubes to barbed
> > nipples that screw into the PVC sump and they seem to dump a good
> > amount (1-2 qts) of sludge into the sump between oil changes. At most,
> > they are 15 degrees off vertical and do not seem to have a problem
> > draining. I did the modification when I bought the coach 3 yrs ago and
> > have run this way for about 30K miles with no leaks elsewhere. The key
> > is to keep the breather element on the sump clean with a shot of
> > brakekleen now and then.
> >
> > Shane Fedeli
> > 85PT40
> > Hershey, PA
> >
> > --- In WanderlodgeForum@yahoogroups.com
> > , "Gregory OConnor"
> > wrote:
> > >
> > > Shane it sounds like a good plan. BUT, I fear that reengineering the
> > > vertical path of the tubes with a horizontal turn will add the grave
> > > possibility that crud will buildup and block the process. MikH posted
> > > a link to an article which describes the Scavanging process on the 2
> > > cycle DDV92's. The Scavanging is blown out the Slobbertubes.
> > >
> > > http://www.yachtsurvey.com/comparing_die...es.htm#TOP
> > <http://www.yachtsurvey.com/comparing_die...es.htm#TOP>
> > >
> > > The engineers design engines to operate optimal at a given temp.
> > > That temp is controlled by a specified thermostat and fan cycle.
> > > WHen the engine is cold or run cold the tolerances are out of planned
> > > specs and the crankcase gets internal pressures. If you hold the
> > > crankcase pressure in it will come out the weakest spot which is
> > > around the tin pan and weaker gaskets. The other paths will weep oil
> > > dynamically even when op temp is reached
> > >
> > > I correct the drops of oil on my toad with windex and detail spray
> > >
> > > GregoryO'Connor
> > > 94ptRomolandCa
> > > --- In WanderlodgeForum@yahoogroups.com
> > , "sfedeli3" <sfedeli3@>
> > > wrote:
> > > >
> > > > On my 85PT40, I routed the slobber tubes to a horizontally hung 30"
> > > > long piece of 4" PVC with end caps and a drain in the bottom. There
> > > is
> > > > a breather on the top to allow ventilation. It is usually 1/3 full
> > > at
> > > > each oil change- No more drips!
> > > >
> > > > Shane Fedeli
> > > > Hershey, PA
> > > >
> > > > --- In WanderlodgeForum@yahoogroups.com
> > , "ac7880"
> > > wrote:
> > > > >
> > > > > On my 94 Bluebird BMC I have one engine vent "slobber tube". The
> > > > > blowby was ending up on the tow car. On our trip we just
> > > returend
> > > > > from, I used a empty 1 gallon distilled water jug (like a 1 gal
> > > milk
> > > > > jug), stuffed some steel wool down into it, cut some vent holes
> > > at
> > > > > the top, and wired/duct taped it to the slobber tube. End of
> > > blowby.
> > > > > A 2 liter soda bottle should work also.
> > > > >
> > > > > Just returned home yesterday, and haven't checked the jug yet to
> > > see
> > > > > what it collected, but the tow car is clean. Should work for
> > > > > radiator contamination prevention of blowby.
> > > > > Dan
> > > > > 94 BB BMC NM
> > > > >
> > > > >
> > > > >
> > > > > --- In WanderlodgeForum@yahoogroups.com
> > , "Leroy Eckert"
> > > > > wrote:
> > > > > >
> > > > > > A part of the crankcase ventilation system. I my case one each
> > > > > tube attached to the left and right cylinder heads near the valve
> > > > > covers which drop to road level and one large crankcase breather
> > > tube
> > > > > which hangs well below the engine pan. In my set up any oil
> > > slobber
> > > > > hits the road. Hence, the buzz word "slobber tubes"
> > > > > >
> > > > > > Leroy Eckert
> > > > > > 1990 WB-40"Smoke N Mirrors"
> > > > > > Niceville, FL
> > > > > >
> > > > > > ----- Original Message -----
> > > > > > From: Scott Forman
> > > > > > To: WanderlodgeForum@yahoogroups.com
> >
> > > > > > Sent: Wednesday, April 18, 2007 7:01 PM
> > > > > > Subject: [WanderlodgeForum] Re: 86 PT38...any pitfalls?
> > > > > >
> > > > > >
> > > > > > What is a "slobber tube"? Never heard that one....
> > > > > >
> > > > > > Scott
> > > > > >
> > > > > > --- In WanderlodgeForum@yahoogroups.com
> > , Pete Masterson
> > > > >
> > > > > > wrote:
> > > > > > >
> > > > > > > PTs have a tendency for the radiator to become clogged with
> > > > > dirt.
> > > > > > > It's difficult to examine as shrouds and other appliances
> > > get
> > > > > in
> > > > > > the
> > > > > > > way. The area swept by the fan usually is clear, but the
> > > > > > surrounding
> > > > > > > area can be clogged with oily-dirt. (The "slobber tubes"
> > > feed
> > > > > hot
> > > > > > oil
> > > > > > > vapor that mixes with dirt kicked up by the fan to clog the
> > > > > > > radiator.) This is a maintenance item (wash out with sudsy,
> > > > > warm
> > > > > > > water from time to time) but can become a serious issue if
> > > it
> > > > > > causes
> > > > > > > the engine to overheat.
> > > > > > >
> > > > > > > Most of the rest is standard 'bird stuff... Of course the
> > > > > engine
> > > > > > can
> > > > > > > have some considerable differences -- cat 3208 vs DD 6v92
> > > or
> > > > > 8v92
> > > > > > > (depending on year).
> > > > > > >
> > > > > > > You won't need a 'swing away' radiator!
> > > > > > >
> > > > > > > Pete Masterson
> > > > > > > '95 Blue Bird Wanderlodge WBDA 42
> > > > > > > aeonix1@
> > > > > > > On the road at Johnson City Texas
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > On Apr 18, 2007, at 5:38 PM, Scott Forman wrote:
> > > > > > >
> > > > > > > > Are there are common problems on PT's I should look out
> > > for?
> > > > > I
> > > > > > > > have an
> > > > > > > > FC and know a lot about them, but have zero hands-on
> > > > > experience
> > > > > > with a
> > > > > > > > PT. Anything I should pay special attention to outside of
> > > the
> > > > > > > > "normal"
> > > > > > > > things would be helpful.
> > > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > [Non-text portions of this message have been removed]
> > > > > >
> > > > >
> > > >
> > >
> >
> >
>
>
>
>[Non-text portions of this message have been removed]
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