Single cylinder, forced air cooling,4-stroke gasoline engine Model: GX270 9hp Displacement: 270 (cc) Bore Ã? Stroke: 77mm Ã? 58mm Rated Power Output: 7.5HP (5.5)KW / 3600rpm Max. Power Output : 9.0HP (6.6)KW / 3600rpm Torque (N.M): 15.5 / 2500 Compression Ratio: 8.2 : 1 Fuel Tank Capacity: 6.0 (L) Engine Oil Capacity: 1.1 (L) Engine Type: Forced Air-Cooled, 4 Stroke, Single Cylinder Ignition System: Transistor Magneto Starting System: Recoil Start N.W. / G.W. (KG): 25 / 27 Dimension (LÃ?WÃ?H): 490 Ã? 430 Ã? 500 20FT (set): 236