Professional, lightweight 43cc chainsaw for efficient tree care 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. Bar length (inch): 16 in Cylinder displacement: 2.63 cu.inch
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HUSQVARNA 543 XP® Features & Benefits

Powerful and Efficient X-TORQ® Engine
Powerful X-TORQ® engine reduces emissions by up to 60% and increases fuel efficiency by up to 20%

Air Injection™ Technology
Centrifugal air cleaning system expels larger dust and debris particles before they reach the air filter to help improve engine life

Adjustable oil pump
Allows you to control oil flow depending on application and weather conditions.

Simple Starting
Stop switch automatically resets to ON so trimmer is ready for next use

LowVib® Technology
Dampeners between the engine and chassis significantly reduce vibrations so you can work more comfortably

Side-mounted chain tensioner
Easier access to chain tensioning device.

Quick Start with Air Purge
Air purge removes air from carburetor and fuel system for easy starting

Magnesium crankcase
Sturdily built crankcase withstands high rpms and tough professional use, ensuring a long service life.

Three-piece crankshaft
Forged three-piece crankshaft for maximum durability for the toughest applications.

Inertia activated chain brake
Reduces the likelihood of injury due to kickback.

Smart Start® Technology
Specially-designed engine and starter for easy and fast starting with minimum effort

Inertia-Activated Chain Brake
Reduces the likelihood of injury due to kickback.

Felling marks
Distinct, colored marks used for aiming the direction of timber fall.

HUSQVARNA 543 XP® Specs & Compare

Engine 543 XP®
SKU: 967 14 62‑02
Power output 2.95 hp
Cylinder displacement 2.63 cu.inch
Maximum power speed 9,600 rpm
Max engine/motor 14,500 rpm
Idling speed 2,700 rpm
Torque, max. 2.4 Nm
Torque, max. at rpm 7,200 rpm
Fuel consumption 467 g/kWh
Fuel consumption 2.27 lbs/h
Spark plug NGK CMR7H
Electrode gap 0.03 in
Ignition module air gap 0.02 in
Oil pump type Adjustable flow, no flow at idle
Oil pump capacity, max 13 ml/min
Oil pump capacity, min 3 ml/min
Emission  
Exhaust emissions (CO2 EU V) 780 g/kWh
Equipment  
Bar length (inch) 16 in
Recommended bar length, min 13 in
Recommended bar length, max 18 in
Chain type SP33G
Gauge .050"
Pitch .325"
Dimensions  
Weight (excl. cutting equipment) 9.92 lbs
Lubricant  
Lubricant type (Engine) Husqvarna 2 stroke or equiv. at 50:1
Oil tank volume 0.57 US pint
Oil tank volume 0.27 l
Sound and Noise  
Sound power level, guaranteed (LWA) 113 dB(A)
Sound power level, measured 112 dB(A)
Sound pressure level at operators ear 101 dB(A)
Vibration  
Equivalent vibration level (ahv, eq) front handle 4.5 m/s²
Equivalent vibration level (ahv, eq) rear handle 4.2 m/s²