STIHL MS 661 C-M Chainsaw 25"

STIHL Chainsaws MS 661 C-M Petrol Professional


Very powerful high-performance chainsaw with advanced 2-MIX technology & STIHL M-Tronic. STIHL MS 661 C-M comes with an electronic engine management system which regulates the ignition timing, fuel supply and automatically registers the external temperature for optimal engine performance, great acceleration and sustained maximum torque. The chainsaws are also extremely robust and durable, with low vibration levels. Designed for professional use within forestry and big timber harvesting.

Power UnitNo Bar & Chain. Suitable for users who already own a bar and chain, or wish to buy separately.
Bar & Chain Kit
18", 20", 25", 28", 30" or 36" Bar, Chain & Scabbard. Suitable for users wanting the whole package ready to go!


  • £1,079.00
    Unit price per 
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Technical Data:

Displacement cm³ 91.1
Power output kW/bhp 5.4/7.3
Power-to-weight ratio kg/kW 1.4
Weight kg 1) 7.4
Sound pressure level dB(A) 2) 105
Sound power level dB(A) 2) 118
Vibration values left/right m/s² 3) 6.9/5.6
STIHL Oilomatic saw chain pitch/type 3/8" RS
Chain brake QuickStop
Oil tank volume cm3 400
Tank volume l 0.85

1) Without fuel, without bar and chain
2) K-factor according to DIR 2006/42/EC = 2.5 dB (A)
3) K-factor according to DIR 2006/42/EC = 2m / s²


Barcode: 795711693954

Google ID: 11104