Honda GX120K1, Manual, Page: 7 / 133

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SPECIFICATIONS GX120K1•GX160K1•GX200
*1: NIPPONDENSO CO., LTD.
*2: Centrifugal clutch type
*3: Rammer type
*4: 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.
Model GX160K1
Type 4-stroke, overhead valve single cylinder, inclined by 25°
Total displacement
163 cm
3
(9.9 cu in)
Bore and stroke 68 x 45 mm (2.7 x 1.8 in)
Net power
*4
3.6 kW (4.8 HP)/3,600 min-1(rpm)
Maximum net torque
*4
10.3 N•m (7.61 ft•lb)/2,500 min-1(rpm)
Compression ratio 8.5 : 1
Fuel consumption 1.4 L/h (0.37 gph)
Cooling system Forced-air
Ignition system Transistorized magneto ignition
Ignition timing 25° B.T.D.C. (Fixed)
Spark plug
BPR6ES (NGK), W20EPR-U (DENSO
*1
)
BP4ES (NGK), W14EP-U (DENSO
*1
)
*3
Carburetor Horizontal type, butterfly valve
Air cleaner
Dual element type
*3
, Semi-dry type, Oil bath type, Cyclone type
Lubricating system Splash
Oil capacity 0.6 L (20.2 oz.)
0.37 L (12.5 oz.)
*3
Starting system Recoil or electric starter
Stopping system Ignition primary circuit ground
Fuel used Regular gasoline (86 pump octane: unleaded preferred)
Fuel tank capacity 3.1 L (0.82 US gal)
Reduction oil
capacity
1/2 reduction
*2
0.5 L (17 oz.)
1/2 reduction Lubricated from engine crankcase
1/6 reduction 0.15 L (5 oz.)
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 (from P.T.O. side)
gx120k1_gx160k1_gx200