Component Layout

GX120/GX160/GX200
© Honda Motor Co., Ltd. Power Product Service Division.
PISTON DISASSEMBLY/REASSEMBLY CAMSHAFT ASSEMBLY CARBURETOR DISASSEMBLY/REASSEMBLY CARBURETOR REMOVAL/INSTALLATION
ENGINE OIL
AIR CLEANER
SPARK PLUG
GOVERNOR
IGNITION COIL AIR GAP
GAP0.7〜0.8mm
VALVE CLEARANCE
0.2 Kgf‧m
1.0 Kgf‧m
1.8 Kgf‧m
1.2 Kgf‧m
(
GX120T1
)
2.4 Kgf‧m
(
GX160T1
)
2.4 Kgf‧m
(
GX200T
)
1.8 Kgf‧m
1.2 Kgf‧m
2.4 Kgf‧m
2.4 Kgf‧m
7.5 Kgf‧m
2.4 Kgf‧m
2.4 Kgf‧m
1.0 Kgf‧m
0.85 Kgf‧m
THROTTLE LEVER LIMITING SCREW
NUT
SOLVENT
ENGINE OIL
SQUEEZE
THOROUGHLY
GOVERNOR ARM SHAFT
THROTTLE
LEVER
FEELER
GAUGE
To increase valve clearance,screw out.
ROCKER ARM
PIVOT
IGNITION COIL
FLYWHEEL
PISTON PIN
CONNECTING ROD
PISTON
MARKING
TOP RING
SECOND RING
REASSEMBLY:
PUNCH MARK
With the crankshaft in
place,align the timing
punch mark on the cam
gear with the punch
mark on the crankshaft’s
cam drive gear.
INSPECTION:P.10-8
OIL RING
ROCKER ARM
PIVOT LOCK NUT
ROCKER ARM
To decrease valve clearance, screw in.
Maximum speed
( )DS type
Standard valve
clearance
0.15±0.02mm
(0.006±0.001 in)
0.4±0.2mm (0.016±0.008 in)
0.20±0.02mm
(0.008±0.001 in)
IN
EX
3,850±150 min
-1
(rpm)
(3,750±150 min
-1
(rpm))
Standard spark plug
Spark plug gap
0.7–0.8mm (0.028–0.031 in)
BP6ES,BPR6ES (NGK)
W20EP-U,W20EPR-U (*ND)
Engine oil capacity
“UPPER”
LEVEL
AMBIENT TEMPERATURE
10W
20W
20W.40.20W.50
15W.40.15W.50
10W.40
10W.30
-30 -20 -10 0 10 20 30 40℃
-20 0 20 40 60 80 100℉
Multi
Viscosity
Single
Viscosity
20
30
40
0.6

(0.63 US qt,0.53 lmp qt)
Specified clearance
A1 SIZE 841×594 ENG