HONDA GX120 UT3 HX2 Horizontal 4-Stroke 120cc 3.5 Hp. 3/4" Shaft OHV Engine 6:1 gear box NEW

Honda GX120UT3HX2 4-Stroke 3.5 HP, 3/4" shaft, Engine Sealed Box Stock NEW. with gearbox 6:1 - this is the engine that all quarter midget engines start life as. 

We build these into some of the fastest engines around and also sell to the powersports and yard equipment divisions. 

These are brand new engines with no modifications - box stock.

GX120/160/200

Quality and performance come standard.

Honda’s GX series engines are legendary for superior reliability and performance. And there’s no doubt about it: the GX120, 160, and 200 live up to the legend. Lower noise levels, lower vibration, and lower emissions – without sacrificing power output or performance.

COMMON APPLICATIONS

• Commercial lawn and garden equipment
• Tillers / cultivators
• Generators
• Construction / industrial equipment
• Agricultural equipment
• Water pumps
• Pressure Washers
• Forestry equipment
• Quarter Midget Racing

Manufacturer Description:

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.

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.

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

EMISSIONS COMPLIANT

• Lower emissions, same power output!
• No catalyst necessary.

SMOOTH PERFORMANCE

• Precision engineered components result in lower vibration.
• Ball bearing supported crankshaft for greater stability.

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.
• 3-Year Limited Warranty.

EASY STARTING

• Heavy duty recoil starter.
• Ergonomic, easy to grip recoil rope design.
• Automatic mechanical de-compression system.

AVAILABLE OPTIONS

• Gear reduction options
• Spark arrester available

Features:

• Engine type: Air-cooled 4-stroke OHV
• Starting system: 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) SPECIFICATIONS

WARNING: California Prop 65 Info

DIMENSIONS