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Honda GX630 Engine


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This item: Honda GX630 Engine

PLEASE NOTE – Honda Power Equipment are experiencing stock shortages throughout Australia and unprecedented demand. Please call us on (08) 9248 2242 OR email us at [email protected] to confirm stock prior to purchasing if urgent.

We appreciate your understanding.


Honda’s V-Twin range of engines are the cream of the crop, powering Pressure Washers, Water Pumps and Commercial Lawn & Garden Equipment throughout Australia.

The GX630 V-Twin can also be found in Tillers/Cultivators and other Agricultural Equipment, Generators as well as many different applications.

And if it’s something more hardcore that you need power for, the GX630 is also used in the Forestry and Construction/Industrial industries.

Key Features

  • Type: Air-cooled 4-stroke OHV petrol engine, 90 degree V-twin design, horizontal shaft
  • Bore & Stroke: 2 / 78 x 72mm
  • Displacement: 688cm3
  • Compression Ratio: 9.3:1
  • Net Power: 15.5kW (20.8HP) at 3600rpm
  • Maximum Net Torque: 48.3Nm at 2500rpm
  • Ignition System: Digital CDI with variable ignition timing
  • Starting System: Electric starter
  • Recommended Fuel: Unleaded
  • Lubrication System: Full-pressure
  • Recommended Oil: 10W/30 API SG
  • Oil Capacity: 1.9L


  • Dimensions: 405 x 410 x 438mm
  • Dry Weight: 44.4kg