The GX25 engine is a suitable power source for handheld applications like brush-cutters and non-handheld applications like concrete screeds, tillers and pumps. This engine is a perfect replacement for the 2-stroke engines in various applications.

Engine features:

  • The world's first 360° inclinable 4-stroke engine, for operation in any position
  • The OHC design driven by a maintenance-free, low-noise timing belt, makes the engine more compact and light
  • Easy starting, low noise and superb acceleration
  • High quality materials and purpose-built components ensure reliable long-term use
  • Meets world's most stringent environmental legislation
  • Low fuel and oil consumption

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Engine type 4-stroke single cylinder
OHC petrol engine
Bore x Stroke 35 x 26 mm
Displacement 25.0 cm³
Compression ratio 8.0 : 1
Net power 0.7 kW ( 1.0 HP ) / 7000 rpm
Max. net torque 1.0 Nm ( 0.10 kgfm ) / 5000 rpm
Ignition system Transistorised
Starter Recoil
Fuel tank capacity 0.58 Liter
Fuel cons. at net power 0.54 L/h 7000 rpm
Lubrication Oil mist
Engine oil capacity 0.08 Liter
Dimensions (L x W x H) 192 x 221 x 230 mm
Dry weight 2.78 kg
Power curve GX25

The power rating of this engine is the net power tested on a production engine for this engine model and measured in accordance with SAE J1349 at a specified rpm. 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.

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Dimensions GX25
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