bore and stroke-47mm & 40mm, Max. energy 3 horsepower/5000r/min, Tremendous fuel-efficient, solely consuming 2.5L gas/100km
oil for 2-stroke petrol engine (or oil for 10W/40.10W/30); Mixing Ratio of Gasoline and engine Oil: 16:1 for brand new units, 20: 1 after operating 500km
