| MODEL |
GX120K1 |
| Type |
4-stroke, overhead valve single cylinder , inclined by
25° |
| Total
Displacement |
118
cm³ (7.2 cu in) |
| Bore &
Strike |
60
x 42 mm (2.4 x 1.7 in) |
| Max Horsepower
(Gross) |
2.9
kw / 4,000 min–¹(4.0hp / 4,000rpm ) |
| Max
Torque (Gross) |
Crank
P.T.O |
7.5 N·m
(0.75 kgf·m, 5 lbf·ft) 2,500 rpm |
| with 1/2
reduction |
15 N·m
(1.5 kgf·m, 11 lbf·ft) 1,250 rpm |
| with 1/2
reduction*² |
1.5 N·m
(1.5 kgf·m, 11 lbf·ft) 1,250 rpm |
| with 1/6
reduction |
45 N·m
(4.5 kgf·m, 33 lbf·ft) 420 rpm |
| Compression
Ratio |
8.5: 1 |
| Fuel
Consumption |
310
g/kWh (230 g/HPh, 0.51 lb/HPh) |
| Cooling
System |
Forced-air |
| Ignition
System |
Transistorized magneto ignition |
| Ignition
Timing |
25° B.T.D.C (fixed) |
| Spark Plug
|
BPR6ES (NGK), W20EPR-U (DENSO) |
| Carburetor |
Horizontal type, butterfly valve |
| Air Cleaner |
Dual element type
Simi-dry type
Oil bath type
Cyclone type |
| Lubricating System |
Splash |
| Oil Capacity
|
0.6
lt (0.63 US qt, 0.53 Imp qt) |
| Starting
System |
Recoil or electric start |
| Stopping
System |
ignition primary circuit ground |
| Fuel Used
|
Automotive unleaded gasoline (minimum 86 pump octane) |
| Fuel tank
capacity |
2.5
lt (0.66 US gal, 0.55 imp gal) |
| Reduction
oil capacity |
1/2,
reduction*² |
0.5 lt (0.53 us qt,
0.44 Imp qt) |
| 1/2,
reduction |
Lubricated from
engine crankcase |
| 1/6,
reduction |
0.15 lt (0.159
us qt, 0.132 Imp qt) |
| Clutch type
|
1/2
reduction |
Centrifugal
|
| Clutch
engagement |
1/2
reduction |
1,800 rpm |
| Clutch lock
|
1/2
reduction |
2,200
rpm |
| P.T.O. Shaft Rotation
|
Counterclockwise (viewed from P.T.O. side) |
