Honda GX120 OHV 3.5 HP Engine with 6:1 Gear Reduction

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Honda GX120 OHV Engine with 6:1 Gear Reduction

  • Honda OHV Commercial-grade engine
  • Horizontal Shaft
  • Automatic decompression/Oil Alert
  • EPA/CARB compliant
  • 6:1 Gear Reduction

    Honda recommends this engine for the following applications: Edgers, Pumps, Reel-type lawn mowers, Agricultural equipment, Greens mowers, Small construction equipment Rammers (compaction equipment)


    Engine Type: Air-cooled, 4-Stroke, OHV, single cylinder

    Bore x Stroke: 2.4 x 1.7 in

    Displacement: 7.2 cu in

    Compression Ratio: 8.5 : 1

    Net Horse Power Output: 3.5HP at 3,600 rpm

    Net Torque: 5.4 lbs ft at 2,500 rpm

    Ignition System: Transistorized magneto ignition

    Starting System: Recoil

    Carburetor: Horizontal type butterfly valve

    Lubrication System: Forced Splash

    Governor System: Centrifugal Mechanical

    Air Cleaner: Dual Element Type (opt Cyclone type)

    Oil Capacity: .63 US qt

    Fuel Tank Capacity: 2.1 US qt

    Dimensions (L x W x H): 12 in x 13.4 in x12.5 in

    Dry Weight: 28.7 lbs

    The power rating of the engine indicated in this document is the net power output tested on a production engine for the engine model and measured in accordance with SAE J1349 at 3600 rpm (7000 rpm for model GHX50). Mass production engines may vary from this value. Actual power output for the engine installed in the final machine will vary depending on numerous factors, including the operating speed of the engine in application, environmental conditions, maintenance and other variables.