The Briggs & Stratton 550 Series Horizontal OHV Engine runs cooler and cleaner, delivering more power, smoother operation, longer engine life and improved fuel economy. An excellent, compact performer that you can depend on for mid-duty applications.Engine Type Single cylinder, 4-stroke, air-cooled, OHV (Overhead Valve)Model Number 0831Gross Torque (Nm) @ 3'060 rpm 7, 5*Displacement (cc) 158Cylinder Cast ironBore (mm) 65, 1Stroke (mm) 47, 7Fuel Tank Capacity (l) 0, 8Oil Capacity (l) 0, 6Dry Weight (kg) 9, 0Dimensions Length (mm) 324Dimensions Width (mm) 294Dimensions Height (mm) 242