Description:450 RancherBlaze through any task with the Husqvarna 450 Rancher®. This robust gas saw features Smart Start® technology and air purge to deliver best-in-class starting performance.* Our proprietary X-TORQ® engine delivers superior performance, increased fuel efficiency and low emissions. And the ergonomic design with LowVib® technology make this saw comfortable to use, even in demanding conditions.Specification:Engine: Cylinder displacement: 50.2 cm³ Output shaft power: 3.2 hp Maximum power speed: 9,000 rpm Torque, max.: 2.6 Nm at 7,200 rpm Clutch engagement speed: 4,300 rpm Ignition module air gap: 0.01 in Idling speed: 2,700 rpm Electrode gap: 0.02 in Chain: Pitch: .325" Chain speed at max power: 56.76 fts Chain type: SP33G Gauge: .050" Sprocket type: Spur 7 Equipment:Recommended bar length: 18 in (45 cm) to 20 in (50 cm)Dimensions:Weight (excl. cutting equipment): 11.33 lbsSound and Noise: Sound pressure level at operators ear: 104 dB(A) Sound power level, guaranteed (LWA): 115 dB(A) Sound power level, measured: 113 dB(A) Vibration: Equivalent vibration level (ahv, eq) rear handle: 4.9 m/s² Equivalent vibration level (ahv, eq) front handle: 3.1 m/s² Lubricant: Oil tank volume: 0.55 US pint Lubricant type (Engine): Husqvarna 2 stroke or equivalent at 50:1 Emission:Exhaust emissions (CO EU V): 742 g/kWh