The
ZX900, 1000 and 1100
liquid-cooled fours
W
".
an tho
world's
motorcycla
press
turned up at Laguna
Seca
race track
m Oecemoor 1963 for the riding
taunch
of
tho GPZ9O(lR thera was an instant
run
on global reserves
of
supef1atives. Hefe
was
that rarest
of
things. a genuine quantum
leap forwards. a new design that instantly
ren<lered
most
of
its competitioo redurJdant -
ootably the
GPzl
100 and Z750 Turbo which
at the tima Wefa
top
of
Kawasak
i's
range.
Here
was a bike that packed the power
of
an
1100
into a 750-slze package with state-of-
the-art suspension and striking looks. The
Production TT proved the bike was track-
worthy and the road
tests
showed it was a
comfortable, practical roadstef. At the time, it
was
soon
as
an
out-and-out sportster but not
a race-replica. which made its TT victories
even!llOfe
notewOr1hy.
1\
didnยทt take Kawasaki long to
try
and
improve on tho first Ninja as the 900 was
cal
l
ed
everywhere except the UK, the
GPZ1000RX
(Ninja
1()(lQA
in the
US)
arrived in
1986
to mixed reviews because
most
joumalists could not
sao
how
~
was
in
any
way
an
improvement
on
the
900. The
AX
motor
was
basically a bored-out 900
motor
with
r
......
ised breathing arrangements.
bu
t the
chassis was completely new. Gone was the
spine frame that used the
motor
as a load-
bearing
membef
and in came a full cradle
frame
which
made
the bike bigger
and
heavier.
The
AX
was certainly one
of
the fastest -
~
oot
lhe fastest - bikes available
in
the mid-ยท60s
but
~
didn't take
long
for
it to be superSeded.
this time by the
ZX
-l0.
Although the bore
and
straka
di~ons
stayed the same. the motor
was
heavily modif;oo and lightened. Valve lash
adjustment changed from screw and tappet
to
shim, and the motor lost over
37
Ib of weight
Only
t
he
crankcases remained lhe same. The
chassis changed completely again, this t
ima
to
an
aluminium frame in the Dellabox
configuration that was
now
oocoming the
Industry standard. The steering was
Acknowledgements
O
ur thanks are due
to
CW Motorcycles
of
Dorchester and
TVM
Mot
orcy~es
of
Newton
Abbot
who
supplied the
machines featured
In
Ihe
photographs
throughout this manual. Thanks are also due
to Kawasaki Motors (UK) Ltd
for
supply
of
technical information and permission
to
use
some
of
the line drawings featured.
The
Avon
Rubber Company supplied intormation on tyre
fitting. and NGK Spark plugs (UK) Ltd
provided information on spark
plug
maintenance and electrode conditions
Thanks are also due \0 Kawasaki
Information
service
and Kel Edge for
supplying transparencies. and to Phil Flowers
who
carried
out
the front cover photography.
Introduction
0'7
The
ZZ-Al100
sports
tcurer
sharpened
up
and the styling made less
slabby. Everyone agreed, here was a maj
or
step
lorward compared \0 the
l000AX
- bot
was It really better than the ori9inal
9OO?
Probably not
The genuine leap forward came
in
1990
w~h
the ZZ-R
ll
00 (Ninja 2)(-" in the
US).
All
sporting pretensions
wOO!
abandoned and the
bike was presented as
an
unashamed sports
tourer. bot also as the fastest bike money
could
buy. These seemingly mutually
exclusi
ve
requirements were somehow
resolved in a packaga that
li
ke the first
Z1
and
the first Ninja. is
muct1
more than the
Sum
of
~s
parts.
Irs
fast,
~'s
comtortable. it
's
easy to
ride. it simply has no faults. The
motor
was
bored out again and heavily modified and
installed in a much better looking bike. It was
The int
rOd
uction
"Kawasaki - The Green
Meanies" was written
by
Julian Ryder.
About this Manual
n
aim
of
this manual is to help you get
the best
va.
lue from your motorcycle. It
can
do
so
In
several ways. It can help
you decide what work must be done. evan if
you choose
to
have it done by a dealer: it
provides information and procedures for
ro
utine maintenance and servicing: and it
offers diagnostic and rapai. procedures
to
follow when trouble occurs.
We
hope you use the manual to tackle the
work yourself. For many simpler jobs. doing it
yourself may be quicker than arranging
an
appointment to get the motorcycle into a
dealer and making the
trips
to leave It and
heavier than the
ZX-l0
but just worked better.
retinad is the best word to
descr
ibe il. It is
astonishingly fast yot very civilised to live with
Like all the great Kawasakis. the
ZZ-Rl100
enjoys a long model life.
The original GPZ900 went through six
model changes
(Alto
A8) bot the last one
lived
on
In
importers ranges t
or
years after it
first appeared
in
1991.
In
the UK, it was even
reintroduced as a bargain bike. The
AX
and
2)(-tO only went through three model
changes. A I to
A3
and B I to B3, res.peclively.
Seven years into its model
li
fe
the ZZยทAI
tOO
is still going strong. slill being
updated
annually and still winning comparison tests
with all its rivals - remarkably you can stili
detect
the heritaga
of
the original Kawasaki
sllperbike. the
ZI
, in the thing
pick it up. More Importantly, a lot
01
money
can be saved
by
avoiding the expen$(! the
shop must pass on to you to
COver
~s
labour
and ovamead costs.
An
added benefit is the
sense
of
satisfaction and accomplishment
that you feel after doing the job
yourseH.
References to the left
o.
right side
of
the
motorcycle assume you are sitting
on
the
seat, facing f{)(Ward.
We
take
great
prid
e
in
the
accuracy
of
in
f
ormation
given
in
thi$
manual,
but
motorcycle
manufacturers
make
alterations
and
design
changes
during
the
production
ron
of
a particular
motorcycle
01
wnich they
do
not
inform
us.
No
liability
can
be
accepted
by
the
authors
or
publi
$her5
lor
JO$s,
damage or injury caused by any etTOf"S
In,
Or
omissions from, the Infonnatlon given.