73.5 cm³ heavy duty professional chain saw.

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The ECHO CS-7310SX brings true power and maneuverability to the professional. The powerful 73.5 cm³ 2-stroke engine generates massive torque and provides exceptional cutting performance for heavy duty felling. Weighing just 6.7 kg 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.

Rugged, powerful and highly maneuverable.

The CS-7310SX 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.

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.

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. 

Beste eigenschappen.


Features one of ECHO’s most powerful engines.


Designed to maximise efficiency and comfort.

Light weight

Engineered to weigh less whilst retaining robust durability.


CO² (g/kW・u) 1 743
Geluidsvermogensniveau (dB(A)) 115.9
Geluidsdrukniveau (dB(A)) 107.0
Trillingen Voorste / Achterste handgreep (m/s²) 4,2 / 3,8
Zaagblad lengte (cm/inch) 2 45, 50, 60, 70 / 18, 20, 24, 28
Kettingrem Inertie
Tankinhoud kettingolie 0.360
Kettingspanner Zijdelings
Automatisch terugkerend choke Ja
Drooggewicht (kg) 6.7
Cilinderinhoud (cm³) 73.5
Brandstofverbruik bij maximaal motorvermogen (L/u) 2.33
Inhoud brandstoftank (l) 0.80
Zaagblad groef (in) 0,058 / 1,5
Ontstekingssysteem CDI
Vermogen (kW) 4.1
Vermogen (pk) 5.6
Zaagketting steek (inch) 3/8
Starthulpsysteem Decompressie
This CO² measurement results from testing a (parent) engine representative of the engine type (engine family) over a fixed test cycle under laboratory conditions and does not imply or express any guarantee of the performance of a particular engine.
Not all lengths available in every country. Available bar lengths may incur differing RRPs. Please check with your local dealer.

Andere kenmerken.

Fast Idle
G-FORCE Engine Air Pre-Cleaner
Model certified or CE
Side access chain tensioner

Action video.

Features & benefits.

Unique 4-stage filtration system.