Table of Contents
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41
,
Thts Manual 260AK5 covers all 1nformatton on
the
models
Z50A.
250K2 Z50AK3
.
Z50AK4 and
Z50AK6
Al
lhe
end of
1he manual are
hs
ced
main
mod1
f1cat1
ons
and
servicing
or
the models mentioned
above basing upon
the
model
Z50AK2
ror
quick
reference
Following are
the
in111al
numbers
or
each model
a1
the
11me
o
f
chanoe
M
odel
Serial
number
Zf>OA
(basic
modoJ)
Z50A-
l
00001
-
ZSOA-
U
S
A
type
only
120087
Z50A
U
S
A.
type
Z50A-120088
-
Z50A-
270235
Z50AK2
U
S.A
type
Z50A
2 70236-
ZSOAK3
U
SA
type
Z50A-
1000001
-
Z60AK4 US
A.
typd
Z50A-
300000
l
-
Z50AK':> US.A
typo
250A-
500000
I
-
ZSOA General
export
Z50A-
1
56932
-
250A
type
298503
Z50AK2
General
export
lype
ZSOA 298504
-
HONDA MOTOR CO
.•
L
TO.
Servi
ce Pubhca1ions
OH1ce
MAIN FEATURES
OF
Z50
A
............... .
SPECIFICATION
TABLE
SPECIAL
TOOL
SET
...••...•.....••.•.•.•
ENGINE
.•
,
....
, .
.
. • .
.
. • .
.
. . . , .•••.....
,
•
1
Engine
Assembly
Diagram
..••••.•.•
2
Engine
Aemoval .
.
. . .
. . • •
. . •
• • •...•
3
Engtlle
1nsta11a1 on
••
..
•••
..
••••••••
4
Lubncat1on (Oil
Pu1n1>)
••.•.•••••.•.•
3
4
6
0
7
7
8
5
Cylinder and Cvlrnder Head
• .
• •
.
. .
.
.
•
9
6
7
8
9
JO
1 ,
1 2
Piston
and Piston Ring
• .
. . . .
• .
.
•
.
.
. .
1
5
Clutch
.
. .
• .
1
7
Crankshaft
• , •.
Transmission
..
.
. .
.
.
.
.
.
1
A
20
Gear Sn1h
Mechanmm
.
. . .
.
. .
. .
.
.
.
.
.
2
1
Kiele
Staner
• •
.
•
.
•
•
.
•
. .
• •
..•
, • •
• .
.
.
2 3
Carburetor
.
................
2,~
TROUBLE
SHOOTING
TABLE
.
. .
.
.
.
.
. .
•
.
.
. •
2 7
FRAME
1
2
Front
Suspension
• .
.
•
.
•
.
• • . •
.
•
Rear
Brake ....••
....•
•
•
.
•••.••
FRAME (K3
,
K4,
K
S)
31
31
l
Front
Suspension
.. •
• ..
•
..
.. . .. .. •
34
2
Fu11ct1on
of
Rear
Suspens ion
• • •
.
3
4
3
Cam Chain
Ad1lls1ment
.
.
.
. • • •
. .
•
•
•
.
3
5
4
Drive Cham
Maintenance
. . . .
• •
. . . .
.
.
3
5
5
Front
Wheel
and
Front Brake
••...••.
39
6
Rear Wheel and
Rear Brak.o
•
. .
•
.
• .
4
2
7
Steering Sys
tern
.
.
. . .
.
.
. .
. . .
.
•
.
•
4
5
8
FrOnl
Shock
Absorbers
.
• .
.
.
.
• • •
.
. .
.
.
d
I
9
Rear
Suspension
.. ,
•
.
• . •
• .
• .
• .
. .
.
• •
4
8
1
O
Frame Bodv
Seat
.
Tank
and
Air
Cleaner . .
..
..
.
.. .. .. .. .. ..
.
..
50
l 1
E
tectncal System
......
.......
52
TECHNICAL
SERVICE DATA
..••...•..•....
64
TORQUE SPECIFICATIONS
.
.
•
.
• .
•
• . .
• •
.
.
. 6 6
WIRING
DIAGRAM
.•.•.
.
•
.
.........•..... ,
6 7
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