|Cylinder displacement||4.31 cu. in.|
|Power output||4.83 hp|
|Maximum power speed||10,200 rpm|
|Fuel tank volume||1.62 US pint|
|Fuel consumption||426 g/kWh|
|Idling speed||2,700 rpm|
|Spark plug||Champion RCJ7Y, NGK BPMR7A|
|Electrode gap||0.02 in|
|Torque, max.||3.8 Nm|
|Recommended bar length, max||28 in|
|Recommended bar length, min||16 in|
|Chain gauge||0.058 in|
|Chain speed at max power||74.48 fts|
|Chain speed at 133% of maximum engine power speed||99.08 fts|
|Oil tank volume||0.89 US pint|
|Oil pump type||Automatic|
|Oil pump capacity Max||20 ml/min|
|Oil pump capacity Min||4 ml/min|
|Weight (excl. cutting equipment)||14.11 lbs|
Sound and Noise
|Sound power level, guaranteed (LWA)||119 dB(A)|
|Sound power level, measured||118 dB(A)|
|Sound pressure level at operators ear||110 dB(A)|
|Equivalent vibration level (ahv, eq) front handle||5.7 m/s²|
|Equivalent vibration level (ahv, eq) rear handle||8.0 m/s²|
- X-Torq®: Delivers lower fuel consumption and reduced exhaust emission levels in accordance with the world’s most stringent environmental regulations.
- Air Injection: Centrifugal air cleaning system removes larger dust and debris particles before reaching the air filter. This results in reduced air filter cleanings and improved engine life.
- Magnesium crankcase: Sturdily built crankcase withstands high rpms and tough professional use, ensuring a long service life.
- Quick-release air filter: Facilitates cleaning and replacement of the air filter.
- NOTES: 20″, 3/8 pitch, .050 ga. 70.7cc chainsaw – 966 42 86-21