STIHL MS 661 C-M W Petrol Chainsaw | 71 cm
STIHL TIMBERSPORTS® Series competition saw with heated handles for winter
Product description
With the STIHL MS 661 C-M W you are perfectly equipped for forestry work even in winter. This professional chainsaw is a real powerhouse offering high, constant performance. The electric handle heating ensures a good grip even in sub-zero temperatures. This gives you very high cutting performance and working comfort all year round – the MS 661 C-M W is even used as a competition saw in the STIHL TIMBERSPORTS® Series.
Common problems
Particularly tough forestry work in large timber during the winter months brings typical problems:
- Cold handles make safe, precise operation of the high-performance saw more difficult in frost
- Large timber demands above-average engine power and pulling power, even in winter
- Long cutting attachments need a reliable, sufficient oil supply, even in cold temperatures
Solution
The MS 661 C-M W tackles this with maintenance-free, wear-free heating elements in the handlebar and rear handle for warm hands in frost, combined with the powerful 5.4 kW STIHL 2-MIX engine and an adjustable high-performance oil pump for long cutting attachments.
Key features
- Winter-ready competition saw with 71 cm RS cutting attachment
- Electric handle heating for warm hands in frost and snow
- STIHL M-Tronic for optimum engine performance from the start
- STIHL 2-MIX engine with 5.4 kW (7.3 hp) output
- Adjustable high-performance oil pump for long cutting attachments
- Carburettor preheating for reliable operation in winter
- HD2 filter with excellent filtering performance
- STIHL anti-vibration system for more comfortable working
Highlights
Electric handle heating
Maintenance-free, wear-free heating elements in the handlebar and rear handle can be switched on when needed and ensure a good grip even in sub-zero temperatures.
Competition saw of the STIHL TIMBERSPORTS® Series
The MS 661 C-M W is used in the internationally renowned competition series for professional sport lumberjacking – proof of its exceptional performance.
Powerful 5.4 kW engine
The STIHL 2-MIX engine delivers the pulling power needed for the toughest forestry work in large timber – even in winter conditions.
STIHL M-Tronic
The fully electronic engine management automatically controls ignition timing and fuel metering, even in winter temperatures.
Carburettor preheating
Switch from summer to winter operation in one simple move. Preheated intake air prevents the carburettor from icing up.
Comfortable working
The STIHL anti-vibration system significantly reduces strain on arms and hands during longer winter work in large timber.
Technical data
| Part number | 1144 200 0344 |
| Displacement | 91.1 cm³ |
| Power | 5.4 kW / 7.30 hp |
| Weight without fuel | 7.6 kg |
| Bar length | 71 cm |
| Chain pitch | 3/8″ |
| Chain type | Rapid Super (RS) |
| Sound pressure level | 105 dB(A) |
| Sound power level | 118 dB(A) |
| Vibration value left/right | 6,9 / 5,6 m/s² |
In the box
- STIHL MS 661 C-M W petrol chainsaw
- 71 cm guide bar
- 3/8″ Rapid Super (RS) saw chain
- Combination spanner
- Operating instructions
Frequently asked questions (FAQ)
Who is the STIHL MS 661 C-M W suitable for?
The STIHL MS 661 C-M W is aimed at forestry professionals looking for an extremely powerful chainsaw for large timber who need to work reliably in winter temperatures and frost.
What does W mean in the model name?
W stands for electric handle heating, which can be switched on when needed and keeps handles warm and dry in frost.
How heavy is the chainsaw in use?
The saw weighs 7.6 kg without fuel, guide bar and saw chain – only minimally more than the standard MS 661 C-M.
Which bar length should I choose?
50 cm is suitable for heavy large-timber work, 63 cm for even thicker trunks and 71 cm for maximum reach with very large timber.
What is included?
The chainsaw, matching guide bar, saw chain, combination spanner and operating instructions are included.
Safety information & manufacturer details
Using a chainsaw requires experience and safe handling of the tool.
Before first use, familiarise yourself with the operation and the applicable safety regulations.
Please also note the requirements for suitable protective clothing such as chainsaw trousers, safety boots, gloves and a safety helmet with face and hearing protection.
If you are unsure about operating the machine, we recommend a personal handover and instruction from an authorised STIHL dealer.
- Read the operating instructions and safety information in full before first use.
- Wear suitable personal protective equipment.
- Use chainsaws only for their intended purpose.
Manufacturer information
STIHL Vertriebszentrale AG & Co. KG
Robert-Bosch-Straße 13
64807 Dieburg, Germany
Phone: +49 6071 204-0
Email: kundenservice@stihl.de
Data use information (Regulation (EU) 2023/2854)
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| Deleting the user account | When your organisation is deleted, all linked data is removed, subject to statutory retention obligations. |
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