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GMC Greater Midwest Classics |
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| Randy's Mini-hauler |
Acknowledgement
Randy has offered to share his experiences and photo's while
working on this project.
I purchased this '73 coach,
which, from the threads of blue carpet strands I believe to be a
Glacier, for the princely sum of $1450 in the fall of '04. The
motorhome had been repainted in Arizona colors, but, then the
converter had overheated and started an interior fire. The interior
was subsequently stripped, save for the cockpit seats and bathroom
module and part of the refrigerator surround. The rig was in
Pocatello, ID. We spent a weekend redoing the seized up rear brakes
and trying to get it to run on more than 6 cylinders. In that
condition, we went 160 miles to near Salt Lake City, and the
motorhome actually ran quite well, keeping up with traffic and
making it over Malad Pass at near 40 mph. At Centerville, we removed
the engine's right side valve cover and with much effort were able
to remove an almost 'Z'-shaped pushrod and replace it. Now we had 7
cylinders of power and set off for the 1000 mile trip back home.
The trip was routine, but was an adventure with no working gauges to
judge engine condition, and at low speeds through towns and on
downgrades, it did look like mosquito abatement was passing by,
because we used 13 1/2 quarts of oil in 1160 miles! If we had
shipped it like we thought that we might have to, the story would
have one less aspect to shake your head over.

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The first
job upon getting the GMC was to completely strip it. The rear
window/door was removed as was the Onan generator, holding tank,
fresh water tank, bathroom module and the remains of the
refrigerator and the rear wheel wells, which both were quite broken
up from impacts and showed signs, on both sides, of the tires having
rubbed almost completely through. Previously, rather than lower the
two fuel tanks for repairs, a circular saw had been utilized by a
former owner to cut several large holes in the floor to gain access
from above. Why didn't I think of that?! I would loved to have
seen their expression when they found that they had also cut through
the propane line running to the oven and furnace and part way
through a structural cross member! One problem that became readily
apparent was that the floor sagged down from the frame rails out to
the body sides of the coach and heaved up in the middle of the
floor, to the extent of about a 2" difference. So, all of the floor
was removed, as well as the two fuel tanks. The main tank was fine,
but the auxiliary tank was very rusted internally. I was going to
run with just one tank, but subsequently found a good used tank and
installed that. To prop up the body back to where it should be, I
fabricated 10 brackets, five on each side adjacent to each main
cross member, and bolted them out-board of the frame. Unable to
find one inch plywood, we bonded sheets of 5/8th and 3/8th plywood
together and applied a layer of roofing "ice and watershield"
material to the exposed underside and sealed the sections to the
coach using 3M 5200 marine sealant. Now the floor is level. I also
replaced the first step up into the cockpit area. As for the wheel
wells, I abandoned my first impulse to make new ones out of plywood
and fiberglass and instead used some 1/4" black plastic we had lying
around and re-enforced all of the damaged areas along with the use
of some metal patches in certain areas that I fabricated and welded
up. Now I have a solid, new basis for the rest of the motorhome's
renewal.



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Although the engine ran well on less than 8 cylinders, I want
everything on the coach to have been attended to. Removing the
engine out of the compartment upwards seemed the best way to go as
the coach was gutted. I just didn't want to raise the motorhome
up and drop the engine down. Also, we have a small selection of
metal on hand, so I was lucky to find two pieces of 3" X 4" angle
iron, though about 1' shorter than they should have been. I still
got the job done and I was able to build a trolley setup to raise
the engine and get it back to the door to remove with my engine
hoist. Where I ran into trouble was my home-made assembly to
transport the engine back to the entry door area. The weight of the
engine would simply not allow the carrier too move. I worked around
this problem by lowering the engine to the floor, moving the trolley
back a foot or so and raising the engine off of the floor, swinging
it back and lowering it to the floor and repeating. This did not
take too much extra time and I, by myself, as Dad was in Alaska
fishing, removed the engine in less than a day. Installation was
just the reverse and was reinstalled in less than a day as well. In
between, we went out to Utah to visit friends and relatives, ski,
and have a friend help me rebuild the engine with the help of one of
his former students who was the head of a Napa machine shop. The
engine was built for plenty of torque. I just hope that I never
have to use the trolley apparatus again, though would be happy to
lend it to somebody else.




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I toyed with many versions in my head for
the rear entryway and how to fabricate it. I considered retaining
the original fiberglass and window piece or making up a new one out
of diamond plate or some such material. I thought about having the
door hinge at the bottom which when lowered to a level position
would serve as a patio. A screened enclosure could have been
utilized in that scenario. I looked at cutting out the rear cross
member and fabricating it lower down to enable the car to enter the
coach at the floor level, giving the motorhome and car the lowest
possible center-of-gravity, but even as small as a Mini is, the
resulting entrance width left virtually no margin for error; so
resigned myself to building a load bay in the rear of the motorhome
and retaining the original back end. I liked this approach as I
enjoy the rear view out of the window when driving. The back end
only weighs 80# and must be less than 100#s with the reinforcing
tubing. I chose 1" square aluminum tubing to give the back end
structural rigidity. To give the rear of the motorhome strength
when the door is open, I use 1 1/2" square tubing, anchored at the
bottom of the two uprights and anchored the two top corners through
the roof into the hinges.
As to how to secure the back 'hatchback' to the main body, I went
through many different methods of doing this that did not require
any tools to open and close the contraption! After rejecting the
others, I settled on a double hinge at each corner of the top and a
simple T-handle bolt at the bottom corners. I soon realized that
the interlocking nature of the back panel with the body necessitated
that the rear panel would not pivot in place, but needed to be
pulled out first before pivoting. So I conjured up a double hinge
where a pin in the forward hinge would hold the rear cap in place
normally, and another hinge about 1 1/2" outward would have the pin
engaged for pivoting the back 'hatch'. I duly fabricated two hinges
and shaped them to the GMC's contours and had them chrome plated.
They work quite well. I faced the rear panel along it's edges with
aluminum sheet strips to seal up and hide the original securing
screw holes. I first purchased hydraulic rams, meant for an
International combine, to raise and lower the 'hatch', but abandoned
this for fear that they were just too strong. I hope to find
powered rams that are long enough, but for now, am using inch square
tubing to prop up the door. I'm sure some fine tuning will be
needed as I start using this setup.









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How to construct the storage bay for the
mini's? Several plans were looked at, but it was decided to leave
the rear horizontal body frame intact, and build up a raised floor,
so that the rear entry was flush. Plywood "I" trusses were built to
do the support, and the top was covered with aluminum tread plate,
with three compartments built in the raised section for storage. The
load ramps are an item from an aluminum stock trailer, modified with
2" X 1/4" plate for added strength and a guide for the car wheels.






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This is what I am working on now. It took
two years to get it shipped from England. Then two years to replace
about half of the panels. (I restored the white woody in the midst
of that two-year span). Then it sat at the paint shop for 19
months. So I am anxious to finally reassemble it after such a long
wait. It is a '67 Mk. 1 Morris Mini Traveller. Dad spent two
winters making new wood for both woody’s.

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This one
was, for two years, a Liverpool, England Police Cooper 'S', but then
spent many years as a rally car, a theme that I have continued and
improved on. It is a '71 and I will use the '73 body in the
background to restore it back to Police specs.

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This is my '64 Mk.1 Austin Mini
Countryman. It is a bare metal re-spray (only metal not original to
the car is the left door skin). It runs the drive train out of the
blue and white '73 body and has an all-new interior.

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This is how the Mini-hauler is situated
this winter and two winters ago. Last winter it was all in the
shop, the difference being that two years ago and this year I also
have a car in the shop being restored. This just gives us enough
room to have the wood working equipment with room for sheets of
plywood and the like. Enclosing it took the better part of two days.
A straight sided vehicle perhaps would have been an easier job to do
this on. We
like to sit in the captain's chairs and take high tea and watch the
snow, that falls in N. Dakota, blow by on it's long journey to
settle in Iowa!


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Randy now has started work on finishing the
interior of the coach, from the entry door forward. The first order
of business was to fabricate a new refrigerator compartment. As the
coach was stripped out completely, he decided to install the various
units as he desired. He chose to put the refrigerator unit where the
kitchen window is. This will require cutting an access panel opening
under the window, and installing a vent on the roof.

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Next, Randy prepared the side wall for where he is going to
install the cabinets and countertop. He added extra insulation and
covered that and installed a finished sheet which will be the inside
of the cabinets.



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For building the cabinets, he used some
parts of the old cabinets that he had in stock, such as doors and
drawers, but many had to be cut down and re-glued to fit. The
cabinet fronts are from his supply of local green ash.



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The formica top is several inches wider than the standard size
and Randy did not incorporate a stove top or an oven in the counter
top. The use of an electric hot plate and a propane grill outdoors
is his choice of cooking utensils.



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The photos are of what I have done so far with the ceiling of the
Mini-hauler. I dropped the front plastic cockpit headliner which
only had a few small cracks, which I reinforced and epoxied solid.
I used two layers of Reflextec for installation. I had opened the
curtain runners and inserted the runners supplied with the Guskes
window curtain surround and clamped it all together. I also put a
stiffener across the passenger side as there was a sag in that
area. The plastic was covered in off white auto foam backed
headliner which we have used on other GMCs. The remaining ceiling
was covered in insulation. I had purchased just enough headliner at
the Amana convention, as used by Winnebago Industries, to cover the
forward living area. The grey material is from Menards and covers
the garage portion of the coach. These materials were adhered to
1/8" Luan plywood. Each sections is separated by stainless steel
cross members supplied by Jim Bounds. Future plans are for two
Fantastic fans.






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At the Midwest area FMCA rally in Manchester, IA. in the fall of
'07, there were many new coaches open for viewing. One of the
higher end models had a table that caught my eye as I was looking
over my options for the Mini-hauler. I needed one that could be
removed as the couch folds down into a bed; but, I wanted a base
that didn't interfere with moving about adjacent to the kitchen
cabinets. So, I stole their idea and ran with it. The base mounts
to the floor under the couch and out of the way. A removable pin
secures the 2" square aluminum leg to the floor mount. Another
removable pin secures the large plate to the upper end of the leg
and Dad has made a very nice table top with formica left over from
the countertop and fridge front. The table top is designed to slide
out for increased space to sit down on the couch and then pulls back
to give others room enough to move about next to the cabinets. The
travel available is just under six inches. I'm finding no give to
the setup left to right in the motorhome, but a fair amount forwards
and aft, so I have another more substantial floor mount in mind
before the rig hits the open highways.








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