Description
MS 391 PETROL CHAINSAW: EXCELLENT CHAINSAW FOR HEAVY AGRICULTURAL USE
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.
Instruction is necessary to recognize or assess the dangers of a chainsaw. Please wear protective clothing and equipment.
If anything is unclear, we recommend to order the chainsaw via Click & Collect and pickup up the chainsaw from a STIHL servicing dealer.
Instruction is necessary to recognize or assess the dangers of a chainsaw. Please wear protective clothing and equipment.
If anything is unclear, we recommend to order the chainsaw via Click & Collect and pickup up the chainsaw from a STIHL servicing dealer.
You can find videos showing you how to fill your machine with fuel and oil, fit bars and chains and start your chainsaw here.
Exterior design of STIHL guide bars are subject to change. Technical specifications remain the same.
- Powerful all-purpose petrol chainsaw for firewood and timber construction
- Practical decompression valve for efficient starting
- For work in agriculture, construction, and horticulture
- Long service intervals due to the long-life air filter system
TECHNICAL DETAILS
| Bar length | 45-50 cm |
| Bar length | 18-20 in |
| Displacement | 64.1 cm³ |
| Capacity | 3.91 cu-in |
| Rollomatic E, cutting length | 40 cm |
| Tank volume | 0.60 l |
| STIHL Oilomatic saw chain pitch/type | 3/8″ RM |
| Speed at maximum power | 9500 rpm |
| Bumper spike | Steel claw |
| Power output | 3.2/4.5 kW/bhp |
| Cylinder | Chrome |
| Filter material | Non-woven fabric |
| Oil pump | Adjustable |
| Additional features | Ematic chain lubrication system |
| Filter | Cartridge filter |
| Sprocket | Profile sprocket |
| Weight | 6.2 kg 1) |
| Chain tensioning | Lateral chain tensioning |
| Anti vibration system | Standard AV-System |
| Handle type | Standard grip |
| Exhaust | Standard silencer |
| Filler cap | WTV tool-free tank cap |
| Chain pitch | 3/8″ |
| Carburettor | Flush template / carburettor heating / compensator / limiter caps |
| EPA Certified fuel consumption | 0.47 glh |
| EPA Certified fuel consumption | 1.779 l/h |
| Power-to-weight ratio | 1.9 kg/kW |
| Oil tank volume | 350 cm³ |
| Weight | 7.33 / 7.45 kg 2) |
| Sound pressure level | 105 dB(A) 3) |
| Sound power level | 117 dB(A) 3) |
| Vibration values left/right | 4/4 m/s2 4) |
| STIHL Oilomatic saw chain pitch/type | 3/8″ |
| CO² | 755 g/kWh |
