**Limited quantity on hand**

This compact four HP engine from Honda delivers power and responsiveness with a convenient recoil start. As an OHV commercial-grade engine, this model is ready to go to work in a wide range of common applications. This part is compliant with EPA/CARB standards and carries a three year commercial warranty. Weighing just 30 lbs., it can be effectively used in many vehicles and appliances.

Honda's GX series engines are legendary for superior reliability and performance. And there's no doubt about it: the GX120 lives up to the legend. Lower noise levels, lower vibration, and lower emissions without sacrificing power output or performance.
 
FUEL EFFICIENT, HIGH OUTPUT OPERATION: 
-Precision camshaft design offers precise valve timing and optimal valve overlap for better fuel efficiency 
-OHV design for increased efficiency and optimal power transfer 
-High compression ratio for better fuel efficiency SMOOTH PERFORMANCE: 
-Precision engineered components result in lower vibration 
-Ball bearing supported crankshaft for greater stability 
EXCEPTIONALLY QUIET: 
-Even quieter than previous model! 
-Large capacity, multi-chamber exhaust system 
-Reduced mechanical noise due to light weight, noise-reducing materials 
-Forged steel crankshaft and rigid crankcase 
-Helical cut gears 
-Sophisticated air intake system 
PROVEN RELIABILITY: 
-Oil Alert 
-New carburetor chamber coating and carburetor filter help to protect against fuel impurities 
-Cast iron cylinder sleeve 
-High quality materials, fit, and finish 
-Dual element air cleaner 
-Fuel Valve 
EASY TO USE AND MAINTAIN: 
-Simple throttle control 
-Large fuel tanks and 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 
-Ergonomic, easy to grip recoil rope design 
-Automatic mechanical de-compression system EMISSIONS COMPLIANT:
-Lower emissions, same power output! 
-CARB and EPA certified 
-No catalyst necessary

Download Product Manual

• Engine type: Air-cooled 4-stroke OHV
• Starting sytem: Recoil starter
• Shaft: 3/4" solid keyed
• Bore x stroke: 60 x 42 mm
• Displacement: 118 cm3
• Net power output: 3.5 HP (2.6 kW) @ 3600 rpm
• Net torque: 5.4 lb-ft (7.3 Nm) @ 2500 rpm
• PTO shaft rotation: Counterclockwise from PTO shaft side
• Compression ratio: 8.5 : 1
• Lamp/Charge coil options: 25W, 50W
• Carburetor: Butterfly
• Ignition system: Transistorized magneto
• Lubrication system: Splash
• Governor system: Mechanical
• Air cleaner: Dual element
• Oil capacity: 0.59 US qt. (0.56 L)
• Fuel tank capacity: 2.1 US qts (2.0 liters)
• Fuel: Unleaded 86 octane or higher
• Dry weight: 29 lbs (13.0 kg)
• Dimensions: 11.7 in long x 13.6 in wide x 13.0 in high (297 x 346 x 329 mm)
• Warranty: 3 year commercial warranty (limited to manufacturer defects)