73.5cm³ professional felling saw.

The Shindaiwa 731SX brings true power and maneuverability to the professional. The professional grade 73.5cm³ 2-stroke engine generates massive torque and provides exceptional cutting performance for heavy duty felling. The highly advanced G-Force filtration system provides industry leading cooling and filtration throughout the toughest jobs. Weighing just 6.8kg with ergonomic and robust construction it is ideal for the most challenging professional jobs. Magnesium plates mean the body is extremely tough and resilient.

Rugged, powerful and highly maneuverable.

The 731SX has been designed from the ground up for professional forestry use. Each component and every feature has been specifically designed to create a tool you can depend on, day in, day out.

Centrifugal separation dust free system.

The newly developed G-force engine air pre-cleaner massively reduces the need for maintenance by keeping the internal components free from dust and debris.

Features for professionals.

Rotating plastic chain catcher

Side access chain tensioner for easy chain adjustment.
Flip lever caps for easy refilling.
Drop prevention nuts as standard.
G-FORCE air cleaner system and large air filter.
Translucent fuel tank shows fuel level.
Powerful - Features one of Shindaiwa’s most powerful engines.
Power to weight - Light-weight design with exceptional power.

Ergonomic - Designed to maximise efficiency and comfort.

Product Details.

Engine displacement (cm³)	73.5
Output (kw)	4.1
Output (ps)	5.6
Dry Weight (kg)	6.8
Fuel tank capacity (l)	0.80
Chain Oil Tank Capacity (ml)	360
Fuel Consumption At Maximum Engine Power (L/h)	2.3
Priming Pump	Yes
Ignition System	CDI
Start Assist System	Decomp
Chain Brake	Inertia
Choke w/ Automatic Fast Idle Release	Yes
Chain Tensioner	Side
Saw Chain Pitch (inch)	3/8
Guide Bar Gauge (inch)	0.058
Applicable Bar Length (cm/inch) ¹	45, 50, 60, 70 / 18, 20, 24, 28
Sound pressure level (dB(A))	106.8
Sound power level (dB(A))	116.9
CO² (g/kW・h) ²	743
Vibration Front handle/Rear handle (m/s²)	4.2 / 3.5

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