Tuneup Specifications - Honda GX120 Owner's Manual

07/06/01 18:30:38 32Z4F800_013
Specifications
GX120 (Basic type)
Length × Width ×
Height
Dry mass [weight]
Engine type 4-stroke, overhead valve, single cylinder
Displacement
[Bore × Stroke]
Net power
(in accordance with SEA J1349 ) ＊
Max. Net torque
＊
(in accordance with SEA J1349 )
Engine oil capacity
Cooling system
Ignition system
PTO shaft rotation
GX160 (Basic type)
Length × Width ×
Height
Dry mass [weight]
Engine type 4-stroke, overhead valve, single cylinder
Displacement
[Bore × Stroke]
Net power
＊
(in accordance with SEA J1349 )
Max. Net torque
＊
(in accordance with SEA J1349 )
Engine oil capacity
Cooling system
Ignition system
PTO shaft rotation
＊ The power rating of the engine indicated in this document is the
net power output tested on a production engine for the engine
model and measured in accordance with SAE J1349 at 3,600
rpm (Net Power) and at 2,500 rpm (Max. Net Torque). Mass
production engines may vary from this value.
Actual power output for the engine installed in the final machine
will vary depending on numerous factors, including the
operating speed of the engine in application, environmental
conditions, maintenance, and other variables.

Tuneup Specifications

GX120/160
ITEM SPECIFICATION
Spark plug gap 0.70 0.80 mm −
(0.028 0.031 in)
Idle speed 1,500 150 rpm ±
Valve clearance IN: 0.15 0.02 mm
(cold) EX: 0.20 0.02 mm
Other
specifications
313 × 331 × 321 mm
(12.3 × 13.0 × 12.6 in)
16.5 kg (36.4 lbs)
118 cm (7.2 cu-in)
[60.0 × 42.0 mm (2.4 × 1.7 in)]
2.6 kW (3.5 PS, 3.5 bhp) at 3,600 rpm
7.3 N·m (0.74 kgf·m, 5.4 lbf·ft) at
2,500 rpm
0.40 (0.42 US qt , 0.35 Imp qt)
When mount for rammer is angle 14°
Forced air
Transistor magneto
Counterclockwise
319 × 343 × 333 mm
(12.6 × 13.5 × 13.1 in)
18.6 kg (41.0 lbs)
163 cm (9.9 cu-in)
[68.0 × 45.0 mm (2.7 × 1.8 in)]
3.6 kW (4.9 PS, 4.8 bhp) at 3,600 rpm
10.3 N·m (1.05 kgf·m, 7.6 lbf·ft)
at 2,500 rpm
0.37 (0.39 US qt , 0.33 Imp qt)
When mount for rammer is angle 20°
Forced air
Transistor magneto
Counterclockwise
MAINTENANCE
Refer to page: 8
−
Refer to page: 9
± See your
± authorized
Honda dealer
No other adjustments needed.
Quick Reference Information
Fuel Unleaded gasoline
U.S. Pump octane rating 86 or higher
Except Research octane rating 91 or higher
U.S. Pump octane rating 86 or higher
Engine oil SAE 10W-30, API SJ or later, for general use.
Refer to page 6.
Spark plug BP4ES (NGK)
W14EP-U (DENSO)
Maintenance Before each use:
Check engine oil level. Refer to page 6.
Check air filter. Refer to page 8.
Check all bolts and nuts.
First 20 hours:
Change engine oil. Refer to page 7.
Subsequent:
Refer to the maintenance schedule on page 5.
Wiring Diagram
Wiring diagram may vary according to the type.
(1) SPARK PLUG
(2) IGNITION COIL
(3) ENGINE SWITCH
BI Black
ENGLISH
(Refer to page 6)
OFF
ON
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