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Gerald Gardebled of LRM in
Beijing |
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1 2 3 4 5 6 7 8 Alpha 1 Alpha 2 Alpha 3 Beta Gamma XA Tech 1 Tech 2 |
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Here's an early PLA throw-out. It's
thicker and made from brass. It's obviously a decent
quality part. I believe Gerald might have some of these
for sale, too. |
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This is an extremely rare engine. It's a
Type E OHV 6V undergoing a rebuild at LRM. |
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The Type E and F (early OHV 12V) engines
suffered from insufficient camshaft lubrication which
resulted in rapid wear. LRM has addressed the design flaw
in the rebuild by using a contemporary OHV casing. |
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This is the cover for the ignition points... |
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...and these are the points. Take a look at
the engine page for more on the Type E. |
| February 3, 2004 |
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Gerald's been to CJ Wonderland
again and look what he found this time! It's an old
sidecar bucket embossed with the Chang Jiang logo! |
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This is the back side of the embossed panel.
The bucket is in rough condition but Gerald plans to
restore it. It is indeed a very rare item. |
| October 19, 2003 |
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Photograph of an M1 engine from the
Chang Jiang parts catalog. |
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This is a raritya 6V OHV CJ engine.
Gerald has one! |
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And this is the M1S 12V OHV CJ engine. |
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This will probably be your only opportunity
to peek inside the famous CJ900 gearbox! |
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Here's the left side. |
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Here's the foot shifter... |
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...and here's the hand shifter. |
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The front. |
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A 1980 M1 that Gerald has his eye on for
restoration. |
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If you thought the 6V OHV engine was neat,
take a look at this monster! |
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Looks a little like an R75 engine doesn't
it? This is a rare motor. It's a 900cc OHV CJ
engine! |
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It dates to December 28, 1980, and Gerald
has three of them, all new old stock, still in the
original crates! |
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These engines were built by Guo Ying
Xiang Jiang Ji Qi Chang as indicated by this
certificate that accompanied the engines. |
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According to the documentation, there was
indeed a very small production run. They were made in
response to the BMWs used by the Chinese Armed Police and
are largely copies of BMW engines. They never went beyond
prototype stage. |
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There are quite a few differences with the
M1S engine. |
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Look how the starter is fitted. |
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The distributor sits on the starboard side. |
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That's a serious valve cover. The Chinese
writing says Chang Jiang in a script that's a
little different from what we're familiar with. |
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The carbs are a bit more substantial than
what we're accustomed to seeing. |
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Here's the port side carburetor. |
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Carb adjustments. |
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Port side jug. |
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The air cleaner housing is also quite a bit
different. |
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This thing is HUGE. |
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Detail of the distributor. |
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Carb from another angle. There's nothing
cheap about the construction. |
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Double U-joint! |
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Final drive. |
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Final drive hub. |
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Another view of the final drive. |
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Looks like it was built for a swing-arm
frame. |
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Clutch release and output shaft. Look how
rugged these components are. |
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The kick start lever looks to be of very
high quality. |
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It was the best CJ day of Gerald's life when
he recently acquired the contents of this crate. |
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Let's take a peek inside. What's so special
about this OHV CJ engine? |
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It's a 6V, that's what. It's so rare it's
not listed in any catalog. |
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Attached to the engine is a gearbox
displaying this neat tag. |
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An aerial view... |
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Seeing is believing. 6V dynamo on an OHV
engine. That pretty much says it all! |
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1981, serial number 005. It's 22 years old
and still new! |
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The distributor is located in the same
position as on the M1 engine. |
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It also uses the same components as the M1. |
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The crankcase also has some differences. |
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This engine is an incredible find, perhaps
the only one extant. |
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We posted an image of the new zero-emissions
M1M. Here's another image of that bike. |
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What makes these bikes so interesting is
their 1938 appearance coupled with modern technology to
reduce exhaust emissions. The possibility of compliance
with US emissions standards is also a very pleasant
thought! |
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For one thing, the carburetors have been
modified. One has to respect the Chinese for addressing
the serious issue of air pollution. With their huge
population becoming more affluent, the number of vehicles
on the roads will increase substantially. |
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A detail of the new control system. |
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And these electronic components. |
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Catalytic filters are inside the mufflers.
Does that mean unleaded gasoline? If you want to know
more about these bikes and their components, contact
Gerald at gerald@changjiang750.com |
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Spot the counterfeit CJ inner fork tube!
(The genuine tube is on the left.) Any off-road bike with
fake tubes will leak oil from the fork. |
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As the proprietor of a CJ repair shop,
Gerald maintains this nice little CJ salvage yard, and
all I can say is WOW! This M1M is being modified for one
of Gerald's customers. It will be transformed into an
M1S. |
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M1M, work in progress (and since completed.)
This is a genuine PLA CJ with an excellent Lanxiang
engine. |
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Gerald got it with only 45km! This bike's
new home is the Spanish island of Minorca, but only after
a total cosmetic restoration. |
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This M1M looks like you could hop right on
it and ride it away. And you could since it's a brand new
'zero emissions' bike. . |
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Here's a couple CJ flywheels. The one in the
foreground is a pre-1972 type. You can see a few
differences in the enlarged image. |
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This is neat! It's a hand grip embossed with
a CJ 750 logo and 7436 factory identification. |
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CJ air filter housings came in two sizes.
The smaller size was used on military bikes. |
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Looking at these covers, you can see a
considerable difference in size. |
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Gerald prefers the smaller one as it
provides for a cleaner look. Here's an example on one of
his bikes. |
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Look at this beautiful CJ horn from the
1970s & 1980s. It has Chinese characters in the
center. |
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This is no ordinary CJ seat. The knob is
decorated with phoenixes. These were made by Jiang Xi
Nan Chang Xiang Pi Za Qian Chang sometime prior to
1990. |
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This is a closeup of the design. Gerald has
some of these available if anyone's interested. |
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This is a pre-1972 CJ engine & gearbox.
They are are exactly the same as the Russian M72. |
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The pre-1972 shifter is quite different from
later model Changs. |
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Here's a close-up. |
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Shown here with a newer one for comparison. |
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Detail of pre-1972 air intake. |
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Here's what lies underneath the timing cover
on a pre-1972 engine. Externally it's similar to a modern
M1, but the crank, flywheel and some of the other
internal parts are different. Where the distributor
mounts is a plate held in place by four screws which
doesn't exist on post-1972 engines. This covered the
crankcase ventilation system. |
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Comparing oil dipsticks with the newer type
on top. Note the difference in length. |
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This is a pre-1969 sidecar frame. It's a
little different from the M72 but does have the framework
around the fender and wheel. |
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Here it is again from a different angle. |
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All vintage frames were built for 6V
machines so they have this arrangement for the battery
tray. |
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These early frames have grease fittings on
the front seat mount, the head of the frame and on the
rear seat support. |
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Here you can see the fitting on the seat
mount. |
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Until the late 1970s, seat brackets had a
little opening in the front to provide access to the
grease fitting. |
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This image shows the cut-out for the grease
fitting on the seat mount. |
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That's right. This is a Chang Jiang
off-roader! |
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How would you like to be the passenger? |
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Earles fork, also called a rock fork by DTE.
That's an M1 engine with the coil mounted on the port
side. |
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Aerial view of the tank. |
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Starboard side. |
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Starboard side, closer up. |
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A CJ swing arm? That rear wheel hub
resembles a Russian 'bottle cap'. |
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Front apron of the sidecar. What does it
say? |
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This is the first type of spark advance
switch that was used on CJs. |
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They were used until 1970. |
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It's things like this that make a Chang a
Chang! These are older timing covers with markings cast
in them. The one on the right has a really neat CJ 750
logo. |
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This was the second type of headlight &
horn switch used on CJs. These were in use from 1970 to
1980-1. The round button is for the horn and the other
one for the headlight. |
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This ignition switch was in use until 1969.
The enlarged image also shows the BMW-style key. |
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Gerald has accumulated a variety of
interesting CJ fuel tanks in the course of running his
business. Here is a rare tank with an offset filler
opening. |
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Same tank, different angle. Has anyone ever
seen one of these before? |
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This CJ gas tank has rubber pads on the
sides. This type of tank was used in the eighties. |
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Here it is again from another angle. |
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Another gas tank from Gerald's collection.
This one has an offset filler, air filter and knee pads. |
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From above... |
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...and from behind. |
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Toolbox-equipped CJ gas tank, made from
1971-1981. These tanks had rubber guards on the sides
like M72 and R71 tanks. Due to the design at the rear,
the seat had to be removed before the tank could come
off. |
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Here's a side view with the toolbox door
open. |
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Designed for PLA off-road machines, this
fuel tank has an air filter system that allows the bike
to be ridden through water. |
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From the side. It's slightly reminiscent of
the R75 tank, albeit with a much smaller housing. |
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Underneath the cover are these two
passageways, simple but effective.. |
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