BASEPOWER 163 cc 5.5 HP Single Cylinder 4 Stroke Gasoline Engine, Recoil Start, Horizontal shaft 3/4" (19mm).
Original air-cooled 5.5 hp single-cylinder 4-stroke petrol engine from China, recoil starter, horizontal mounting (black). Installed on the frame with 4 dampers. 
Lower noise levels reduced vibrations and lower emissions without sacrificing power or performance.
 
Technical details:
OHV design improves combustion efficiency.
High power-to-displacement ratio.
Easy starting with an automatic decompression system.
High-quality materials and specially developed components that ensure reliable, long-term use.
Low fuel and oil consumption.
 
Usual applications:
High-pressure cleaners.
Commercial lawn and garden equipment.
Farmers/cultivators.
Generators.
Construction/industrial equipment.
Agricultural equipment.
Water pumps.
 
Technical Specifications:
Engine type Air-cooled 4-stroke OHV gasoline engine,  inclined cylinder, horizontal shaft, cast iron sleeve.
Bore x stroke 68 x 45 mm.
Displacement 163 cm.
Compression ratio - 9:0:1.
Net power 3.6 kW (4.8 hp) / 3600 rpm.
Continued Rated power 2.5 kW (3.4 hp) / 3000 rpm, 2.9 kW (3.9 hp) / 3600 rpm.
Max. Net torque 10.3 Nm/ 1.05 kgfm / 2500 rpm.
Ignition system Transistorized.
Starting system recoil starter (electric start optional).
Fuel tank capacity is 3.1 litres.
Fuel consumption with continious Rated power 1.4 l/h 3600 rpm.
Engine oil capacity 0.6 l
Dimensions ohne frame(L x W x H) 312 x 362 x 346 mm.
Dimensions ohne frame (L x W x H) 46x40x40 cm
Dry weight 15.1 kg.