Honda GX120 Quick Reference Guide

Engine
Starting the Engine
(single cylinder GX models)
Check the fuel and engine oil level before starting the engine.
Turn the fuel valve lever
to the ON position.
Move the throttle control lever
slightly to the left.
Move the choke lever
to the CLOSED position.
1
2
3
Turn the engine switch
to the ON position.
Gradually move the choke lever
to the OPEN position as the engine
warms up.
Pull the starter grip lightly
until you feel resistance,
and then pull briskly.
4
5
6

Honda GX120 Specifications

General

Bore x Stroke	60 mm x 42 mm
Compression Ratio	8.5:1
PTO Shaft Rotation	Counterclockwise (from PTO shaft side)
Air Cleaner	Dual element
Ignition System	Transistorized magneto
Starting System	Recoil starter
Fuel System	Carburetor
Lubrication System	Splash
Engine Type	4-stroke, single cylinder, overhead valve (OHV)
Displacement	118 cm3
Net Power Output	2.6 kW (3.5 HP) at 3, 600 rpm
Net Torque	7.3 Nm (5.4 lbs ft) at 2, 500 rpm
Dimensions (L x W x H)	305 mm x 355 mm x 355 mm (12 in x 14 in x 14 in)