Easy-to-manage, high-torque chainsaw for improved performance and user comfort when harvesting wood or sawing firewood. High torque over a wide range of speeds. Up to 20% less fuel consumption and up to 50% lower emissions compared with the previous model without 2-MIX technology.
MS 391 Chainsaw
Owner's Manual
Find information about Set Up, Operation, Maintenance, Storage and find Product FAQ's and Owners Manual for this product here:
You can find videos showing you how to fill your machine with fuel and oil, fit bars and chains and start your chainsaw here:
Technical Data
Displacement cm³ 64.1 Power output kW/bhp 3.3/4.5 Bar length cm 40-50 Bar length " 16-20 Weight kg 1) 6.2 Weight kg 2) 7.28 / 7.51 / 7.68 Power-to-weight ratio kg/kW 1.9 Sound pressure level dB(A) 3) 105 Sound power level dB(A) 3) 117 Vibration values left/right m/s² 4) 4/4 STIHL Oilomatic saw chain pitch/type 3/8" RM STIHL Oilomatic saw chain pitch/type 3/8 " Oil pump Not adjustable Tank volume l 0.60 Chain pitch 3/8" Chain tensioning Side chain tension Sprocket - number of teeth 7 Filter Round cartridge filter Filter material Flocked Bumper spike Steel claw Cylinder Chrome Oil tank volume cm3 350 Sprocket Sprocket profile Anti vibration system Standard AV-System Filler cap Tools EPA Certified fuel consumption l/h 1.779 CO2 g/kWh 755 Handle type Standard handle Exhaust Standard muffler Carburettor Compensator / Limiter Caps / scavenging / Carburetor Speed at maximum power rpm 9.500 Additional features Ematic chain lubrication system EPA Certified fuel consumption glh 0.47