HONDA GCV190A 4-stroke vertical shaft engine with heavy duty flywheel for lawn mower mower mower HRX537C2 Heavy duty flywheel Engine type: Single cylinder OHC engine with vertical shaft, eight cycle, 4-stroke, forced air cooling, aluminium cylinder Bore x stroke: 69 x 50 mm Shaft: 20x60 mm Displacement: 187 cc Compression ratio: 8.5 : 1 Net power: 3.8 kW (5. 1 Hp) / 3600 rpm Continuous net power: 2.6 kW (3.5 Hp) / 3000 rpm Maximum torque: 11.3 Nm/ 1.15 kgfm / 2500 rpm Ignition: contactless transistor Starter: recoil start Air filter system: dry Fuel tank capacity: 0. 93 l Fuel consumption at continuous power: 1.3 l/h - 3000 rpm Oil sump capacity: 0.55 l Dimensions (L x W x H): 395 x 331 x 361 mm Dry weight: 12.3 Kg HONDA