Husqvarna 353 20in

Engine specification Cylinder displacement 51.7 cc Power output 3.3 hp Idling speed 2700 rpm Maximum power speed 9000 rpm Maximum recommended engine speed 13000 rpm Cylinder bore 1.77 inch Cylinder stroke 1.26 inch Ignition system SEM AM50 Ignition module air gap 0.01 " Spark plug Champion RCJ 7Y, NGK BPMR7A Electrode gap 0.02 " Carburetor model name C3-EL17 Fuel tank volume 1.06 US pint Oil tank volume 0.59 US pint Oil pump type Adjustable flow Oil pump capacity 5-12 ml/min Cutting equipment Chain pitch .325" Recommended bar length, min-max 13"-20" Chain speed at max power 56.76 fts Emission, vibration & noise data Sound level 102 dB(A) Sound power level, LWA 112 dB(A) Vibrations front handle 3.1 m/sē Vibrations rear handle 3.2 m/sē