The new MS 251 C-BE featuring Quick Chain Tensioning (B) and ErgoStart (E) is ideal for a variety of applications, from cutting firewood to timber construction. This high torque engine is easy to start and comfortable to use, with a high cutting performance. Emissions are cut by 70% and fuel consumption is up to 20% lower compared to a STIHL 2-stroke engine of the same power output without 2-MIX technology. Displacement cm³45.6 Power output kW/bhp2.2/3 Weight kg 1)5.1 Power-to-weight ratio kg/kW2.4 Sound pressure level dB(A) 2)103 Sound power level dB(A) 2)114 Vibration level left/right m/s² 3)3.9/3.9 STIHL Oilomatic saw chain type.325" RM Recommended bar length cm/inch45cm/18"1) Without fuel, without bar and chain2) K-factor according to DIR 2006/42/EC = 2.5 dB (A)3) K-factor according to DIR 2006/42/EC = 2m / s ²
