STIHL MS 661 C-M Petrol Chainsaw 63cm/25" 36RS

Overview

The STIHL MS 661 C-M is a professional-grade petrol chainsaw engineered for heavy-duty forestry applications. It combines robust power with advanced features to deliver exceptional performance in challenging environments.

Ideal for

Forestry professionals and experienced users requiring a high-performance chainsaw for tasks such as felling large trees, limbing, and cutting thick wood.

Main benefit

Offers a powerful 5.4 kW engine with STIHL M-Tronic™ technology, ensuring consistent performance and fuel efficiency across various operating conditions.

Why buy

Investing in the MS 661 C-M provides reliability and durability, backed by STIHL's reputation for quality. Its advanced features enhance productivity and reduce maintenance downtime, making it a valuable tool for demanding forestry work.

Verified features

• STIHL M-Tronic™: Fully electronic engine management system that adjusts ignition timing and fuel metering for optimal performance.
• Controlled-Delivery Oil Pump: Reduces oil consumption by up to 50%, with adjustable settings for different cutting conditions.
• HD2 Air Filter: Protects the engine from fine dust, extending service life and reducing maintenance needs.
• Side-Mounted Chain Tensioning: Allows for easy and secure chain adjustments without tools.
• STIHL Ematic System: Ensures precise chain lubrication, reducing oil consumption and extending chain life.
• Manual Decompression Valve: Facilitates easier starting by reducing the force required on the starter cord.
• STIHL 2-MIX Engine: Combines high power output with low fuel consumption and reduced emissions, complying with EU Stage V standards.

Technical specifications

Specification	Value
Engine displacement	91.1 cm³
Power output	5.4 kW (7.3 hp)
Weight (without fuel and cutting attachment)	7.5 kg
Guide bar length	63 cm (25 inches)
Chain pitch	3/8 inch
Chain gauge	1.6 mm
Oil tank capacity	400 cm³
Fuel tank capacity	850 cm³
Sound pressure level	105 dB(A)
Sound power level	118 dB(A)
Vibration level left/right	6.9/5.6 m/s²