Description
FEATURES
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Two mass principle
Effectively minimising vibrations by isolating the engine from the handles reducing operator fatigue.
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Magnesium crankcase
Sturdily built crankcase withstands high rpms and tough professional use, ensuring a long service life.
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Three-piece crankshaft
Forged three-piece crankshaft giving maximum durability for the toughest applications.
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Felling marks
Distinct and coloured felling marks for better felling precision.
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Adjustable oil pump
Adjustable oil pump allows you to adjust chain lubrication to suit all working applications.
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Quick-release air filter
Facilitates cleaning and replacement of the air filter.
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Snap-lock
Snap-lock cylinder cover saves time when changing spark plugs and cleaning.
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Smart Start®
The engine and starter have been designed so the machine starts quickly with minimum effort. Resistance in the starter cord is reduced by up to 40%.
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Inertia chain brake
Effective inertia-activated chain brake
| Engine specification | |
|---|---|
| Cylinder displacement | 7.25 cu.inch / 118.8 cm³ |
| Power output | 8.31 hp / 6.2 kW |
| Idling speed | 2500 rpm |
| Maximum power speed | 9000 rpm |
| Maximum recommended engine speed | 12000 rpm |
| Cylinder bore | 2.36 inch / 60 mm |
| Cylinder stroke | 1.65 inch / 42 mm |
| Ignition system | SEM AM37 |
| Ignition system model name | CD |
| Ignition module air gap | 0.01 " / 0.3 mm |
| Spark plug | Champion RCJ7Y, NGK BPMR7A |
| Electrode gap | 0.02 " / 0.5 mm |
| Carburettor | Walbro |
| Carburettor model name | WG 10 |
| Fuel tank volume | 2.64 US pint / 1.25 litre |
| Oil tank volume | 1.48 US pint / 0.7 litre |
| Oil pump type | Adjustable flow |
| Oil pump capacity | 30-54 ml/min |
| Air filter type | Felt HD |
| Torque, max. | 7.7 Nm/6000 rpm |
| Fuel consumption | 570 g/kWh |
| Cutting equipment | |
| Chain pitch | .404" |
| Recommended bar length, min-max | 24"-42" / 60-105 cm |
| Chain speed at max power | 65.9 fts / 20.1 m/s |
| Bar mount | Large |
| Emission, vibration & noise data | |
| Equivalent vibration level (ahv , eq) front / rear handle | 7.7/10.6 m/s² |
| Sound pressure level at operators ear | 101 dB(A) |
| Sound power level, guaranteed (LWA) | 116 dB(A) |
| Emission data EPA | |
| Exhaust emissions (HC average) | 132.83 g/kWh |
| Exhaust emissions (CO average) | 407.25 g/kWh |
| Exhaust emissions (NOx average) | 1.23 g/kWh |
| Exhaust emissions (CO??? average) | 745.87 g/kWh |
| Overall dimensions | |
| Weight (excl. cutting equipment) | 22.9 lbs / 10.4 kg |
| Packaging size, LxWxH | 2.17×1.42×1.42 inch / 55x36x36 mm |
