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Professionals rely on the GX120 to deliver reliable, easy starting, fuel efficient performance, day in and day out.
The GX120 engine is frequently used by customers in commercial lawn and garden equipment.It’s also used to power Construction/Industrial Equipment, as well as in Agricultural settings – including the powering of Water Pumps.To accurately compare the GX120 with other Honda engines, click on the Compare Products icon next to the Share tab, in the top right of this page.
FUEL EFFICIENT, HIGH OUTPUT OPERATION
The GX120’s Precision Camshaft design offers precise valve timing and optimal valve overlap for better fuel efficiency.It draws on decades of Honda engineering with its OHV design, delivering increased efficiency and optimal power transfer for where you need it.And the GX120 incorporates a high compression ratio for better fuel efficiency than its competitors.
A ball bearing-supported crankshaft and precision engineered components result in greater stability and lower vibration for you, no matter what the application.The use of lightweight, noise-reducing materials and a forged steel crankshaft & rigid crankcase results in an exceptionally quiet engine that incorporates a large capacity, multi-chamber exhaust system.And with a sophisticated air intake system, Oil Alert, Large fuel tank, Dual element air cleaner, Easily accessible spark plug and Cast Iron cylinder sleeve, the GX120 will work as hard as you with minimal fuss – day in, day out.
3 YEAR WARRANTY
The GX120, just like the entire GX Engine range, is covered by an extensive Honda 3 Year Warranty.That 3 years is relevant to both Domestic and Commercial applications, so you can rest assured with the knowledge that your GX120 is built to last.And should there be any issues, a nationwide network of 450+ authorised Honda dealers are there to back you up with all your parts & service requirements.
TYPE 4-stroke, overhead valve, single-cylinder, horizontal shaft
BORE & STROKE 60 x 42 mm
DISPLACEMENT 118 cm3
COMPRESSION RATIO 8.5:1
NET POWER 2.6kW (3.5HP) at 3,600 rpm
CONTINUOUS RATED POWER 2.1kW (2.8HP) at 3,600 rpm
MAXIMUM NET TORQUE 7.3 Nm at 2,500 rpm
IGNITION SYSTEM Transistorised magneto ignition
STARTING SYSTEM Recoil Starter
COOLING SYSTEM Forced-Air
PTO SHAFT ROTATION Counter-clockwise (from P.T.O. side)
FUEL CONSUMPTION AT RATED POWER 1.0 L/h at 3,600 rpm
RECOMMENDED FUEL Unleaded
LUBRICATION SYSTEM Splash
RECOMMENDED OIL 10W/30 API SG
OIL CAPACITY 0.6l
FUEL TANK CAPACITY 2.0l
DIMENSIONS 305 x 341 x 318MM
DRY WEIGHT 13.0kg
OTHER OPTIONS 2:1 Reduction – 2:1 Reduction with Clutch – 6:1 Reduction