2021 Honda Engines GX Series GXR120

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2021 Honda Engines GX Series GXR120

Quality and performance come standard.

GXR120 is uniquely developed as an ideal source of power for rammers – equipment used to compact soil or other granular material. With superb durability and reliability for these heavy-duty applications, the GXR120 is more than ready to meet the high demands required.

Features may include:

COMMON APPLICATIONS
  • Commercial Rammers
Developed Specifically For Rammer Applications
  • Designed to power 110-lb. to 175-lb. rammers at multiple altitudes with ease.
  • More power than the GX100, with a compact, lightweight engine footprint for additional versatility in frame mounting
Smooth Performance
  • Precision engineered components result in lower vibration
  • Ball bearing supported crankshaft for greater stability
Proven Reliability
  • A special cast-iron cylinder sleeve and a high carbon-steel, dual-ball bearing crankshaft provide improved engine strength for rammer applications.
  • The recoil starter and fan cover are even more robust through the incorporation of steel in the design.
  • Innovative lubrication system with a dual-breather chamber optimizes engine lubricating performance in most rammer operating conditions
  • Oil Alert
  • New carburetor chamber coating and carburetor filter help to protect against fuel impurities
  • High quality materials, fit, and finish
  • 3-Year Limited Warranty
Easy Starting
  • Heavy duty recoil starter
  • Ergonomic, easy to grip recoil rope design
  • Automatic mechanical de-compression system
Fuel Efficient, High Output Operation
  • OHC design developed specifically for increased efficiency
  • Optimal power transfer for better fuel efficiency
Exceptionally Quiet
  • New design reduces operation noise by 1dB over the original GX100
  • Compact exhaust system is 22mm narrower than the GX100, yet quieter
  • Maintenance-free, low-noise timing belt creates a smaller, lighter and quieter engine
  • Reduced mechanical noise due to light weight, noise-reducing materials
  • Forged steel crankshaft and rigid crankcase
Easy To Use And Maintain
  • Simple throttle control
  • Easily accessible spark plug
Emissions Compliant
  • CARB and EPA compliant
  • No catalyst necessary
  • Easily accessible spark plug
Easy Starting
  • Heavy duty recoil starter
  • Automatic mechanical de-compression system
  • Variable ignition timing

Engine

  • Displacement:
    121 cm3
  • Bore:
    60 mm
  • Stroke:
    43 mm
  • Ignition:
    System:Transistorized magneto

Dimensions

  • Length:
    min: 10.2" (259 mm)
  • Oil Capacity:
    0.29 US qt. (0.28 L)

  • Dry Weight:
    22.9 lbs. (10.4 kg)
  • Lubrication:
    System: Forced spray system
  • Governor:
    System: Mechanical
  • Width:
    min: 11.5" (294 mm)
  • Height:
    min: 11.4" (290 mm)
  • Engine Power:
    Net Output: 3.6 HP (2.7 kW) @ 3,600 rpm
  • Engine Type:
    Air-cooled 4-stroke OHC
  • PTO Type:
    Counterclockwise (from PTO shaft side)
  • Starter:
    System: Recoil
  • Compression Ratio:
    8.5:1
  • FUEL TYPE:
    Unleaded 86 octane or higher

Other

  • Manufacturer Type:
    General
  • Engine Torque:
    Net: 5.5 lb-ft (7.5 Nm) @ 2,500 rpm

Our Location


Supreme Power Sports
1905 Main St.
Lewiston, ID 83501