This section contains useful resources for Hondas's GX120 Engine. The GX120 engine has a 4-stroke single cylinder, a cast iron sleeve and a 2L fuel tank capacity. It is suitable for a wide range of heavy duty applications including tillers, generators, construction equipment, pumps and welders. Additional features inlude reduced vibration and noise levels and low fuel and oil consumption.

Downloadable Parts Diagram

Please download the PDF parts manual for the GX120 Engine using the link below.

Parts Diagram (PDF)

Downloadable Operators Manual

Please download the PDF operators manual for the GX120 Engine using the link below.

Operators Manual (PDF)

GX120 Maintenance Information

Please download the Maintenance Information for the GX120 Engine using the link below.

Maintenance Information (PDF)

GX120 Component Layout

Please download the Component Layout for the GX120 Engine using the link below.

Component Layout (PDF)

GX120 Assembly Guide

Please download the Assembly Guide for the GX120 Engine using the link below.

Assembly Guide (PDF)

GX120 Adjustment Information

Please download the Adjustment Information for the GX120 Engine using the link below.

Adjustment Information (PDF)

GX120 Carburettor Fault Finding Check List

Please download the Carburettor Fault Finding Check List for the GX120 Engine using the link below.

Carburettor Fault Finding Check List (PDF)

How To Videos for the GX120

How to change the recoil assembly on a Honda GX120 Engine How to change the air filter on a Honda GX120 Engine How to change the exhaust on a Honda GX120 Engine

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