The Next Generation of GX Engines.
With the GX240, you’re looking at one of the best engines in the business. More power. Quieter performance. Lower fuel consumption. Lower emissions. Better features. Exceptional performance. Honda’s GX series lives up to the legend, and then some.

Common Applications
Pressure washers
Commercial lawn and garden equipment
Tillers / cultivators
Construction / industrial equipment
Agricultural equipment
Small vehicles
Water pumps


Fuel Efficient, High Output Operation
Digital CDI ignition system with variable timing Learn More
Increased compression ratio
Precision camshaft design offers precise valve timing and optimal valve overlap for better fuel efficency
OHV design for increased efficiency and optimal power transfer

Smooth Performance
Precision engineered components result in lower vibration
Ball bearing supported crankshaft for greater stability
Heavy duty balancer shaft
Improved piston design

Exceptionally Quiet
Large capacity, multi-chamber exhaust system
Improved camshaft and muffler reduce overall engine noise by up to 5 dB
Reduced mechanical noise due to piston design
Forged steel crankshaft and rigid crankcase
Helical cut gears
Sophisticated air intake system

Proven Reliability
Oil Alert Learn More
Cast iron cylinder sleeve
High quality materials, fit, and finish
Dual element air cleaner
Fuel Valve
3-Year Limited Warranty

Easy to Use and Maintain
Simple throttle control
Large fuel tanks
Large automotive type fuel cap
Dual oil drains and fill
Easy, convenient, heavy duty control box
Easily accessible spark plug

Easy Starting
Heavy duty recoil starter
Automatic mechanical de-compression system Learn More
Variable ignition timing

Emissions Compliant
CARB and EPA certified
No catalyst necessary

Available Options
Low profile versions
Gear reduction options
Electic start
Spark arrester available
Charge and lamp coils with multiple output options available
Cyclone Air Cleaner available






GX240 E Type Tapered Shaft
GX240 H Type Reduction Type PTO
GX240 L Type Reduction Type PTO
GX240 P Type Threaded type (SAE)
GX240 Q Type Straight Shaft
GX240 R Type Reduction Type PTO
GX240 V Type Tapered Shaft


GX270 E Type Tapered Shaft
GX270 H Type Reduction Type PTO
GX270 L Type Reduction Type PTO
GX270 P Type Threaded type (SAE)
GX270 Q Type Straight Shaft
GX270 R Type Reduction Type PTO
GX270 V Type Tapered Shaft

Additional Information (PDF Files)

Owners Manual