The STIHL MS 391 is a high-performance petrol chainsaw designed for hardwood felling, large log cutting, and intensive wood processing. With a powerful 3.3 kW engine, excellent ergonomics, and long-lasting filtration, it’s ideal for farmers, forest workers, and landowners who need efficiency, endurance and cutting force for large volumes of tough material.

Guide bar and chain combinations: 3/8" .050"
Réf: Chain Guide bar
16" 33RS 60 3003 000 7813
18" 33RS 66 3003 000 7817 
20" 33RS 72 3003 000 7821
24" 33RS84 3003 000 7831
1140 200 0427

Data sheet

Model
Handle back
Power Source:
Gas-powered 50:1
Working blade:
40 cm (16")
Engine:
64.1 cm³
Weight, kilograms (ounces) (pounds):
6.21 kg (219 oz) (13.7 lb)
Engine power:
3.1 ⇆ 3.5 kw
Recommended use:
Semi‐industrial
Works:
Clear
Pruning pole
Type of material:
Hardwood
Logs

Accessories