Description: The light and effective Husqvarna 543 XP® is developed for tree care professionals and skilled land owners. The low weight and high chain speed lead to efficient limbing work. Our unique X-Torq® engine technology provides more power where you need it, up to 20% less fuel consumption and up to 75% less exhaust emission. Specifications: Engine Chain Speed at Max Power: 60.7 ft/s Cylinder Displacement: 43.1 cm³ Output Shaft Power: 2.95 hp Torque, Max: 2.4 Nm Torque at Max RPM: 7,200 rpm Clutch Engagement Speed (±120): 4,200 rpm Electrode Gap: 0.03 in Idling Speed: 2,700 rpm Ignition Module Air Gap: 0.02 in Maximum Power Speed: 9,600 rpm Oil Pump Capacity (Max): 13 ml/min Oil Pump Capacity (Min): 3 ml/min Oil Pump Type: Adjustable flow, no flow at idle Spark Plug: NGK CMR7H Cutting Equipment Recommended Bar Length (Min): 13 in Recommended Bar Length (Max): 18 in Pitch: .325" Chain Type: SP33G Bar Length: 40 cm / 16 in Gauge: .050" Dimensions Weight (Excl. Cutting Equipment): 9.92 lbs Sound and Noise Sound Pressure Level at Operator's Ear: 101 dB(A) Sound Power Level, Guaranteed (LWA): 113 dB(A) Sound Power Level, Measured: 112 dB(A) Vibration Vibration Level (ahv, eq) Front Handle: 4.5 m/s² Vibration Level (ahv, eq) Rear Handle: 4.2 m/s² Lubricant Oil Tank Volume: 0.57 US pint Lubricant Type (Engine): Husqvarna 2-stroke or equivalent, 50:1 mix Emission Exhaust Emissions (CO₂ EU V): 780 g/kWh table { width: 100%; border-collapse: collapse; text-align: center; border: 1px solid black } td, th { border: 1px solid #dddddd; padding: 8px; } Width Weight Height Length 0 Inch 9.92 Pounds 0 Inch 0 Inch