The Honda G30 is a 0.1 L (132 cc, 8.06 cu·in) natural aspirated single-cylinder four-stroke air-cooled internal combustion small gasoline engine with a horizontal shaft, manufactured by Honda Motor Company since 1963 for general-purpose applications.
The Honda G30 engine has a single cylinder, L-head design with two valves and heavy-duty recoil starter. This engine used horizontal type carburetor with butterfly valve, high-voltage ignition system, splash type lubricating system and forced-air cooling system. The G30 is equipped with 4.5 L fuel tank.
The G30 engine produced 4.0 PS (2.9 kW; 4.0 HP) of peak horsepower and 3.0 PS (2.2 kW; 3.0 HP) at 3,400 rpm of rated output power.
|Engine type||4-stroke, L-head, single-cylinder|
|Displacement||132 cm3, (8.06 cu·in)|
|Max. horsepower||4.0 PS (2.9 kW; 4.0 HP)|
|Cooling system||Forced air|
|Lubricating system||Splash type|
|Ignition system||High-voltage ignition|
|Fuel system||Horizontal type carburetor with butterfly valve|
|Fuel tank capacity||4.5 L (1.19 US. gal. 0.99 Imp. gal.)|
|Fuel used||Unleaded gasoline (octane number 86 or higher)|
|Starting system||Recoil starter|
|Stoping system||Ignition primary circuit ground|
|PTO shaft rotation||Counterclockwise (from PTO shaft side)|
|Lubrication system:||Splash type|
|Oil type:||SAE 20 or 30|
|Recommended oil:||Honda 4-stroke or an equivalent|
|Oil capacity:||0.57 L (0.6 US. qt, 0.5 Imp. qt.)|
|Type:||Horizontal type carburetor with butterfly valve|
|Spark plug:||NGK: C-6HB|
|Spark plug gap:||0.6-0.7 mm (0.0236-0.0276 in)|