Uses unleaded fuel so you'll never have to mix oil and fuel again

Engine Type: 4-stroke 2-cylinder OHV petrol engine

Sound pressure level with plastic tool dB(A) 2): 94

high-torque chain saw for improved performance and user comfort when harvesting wood and sawing firewood

Fits X400/X500 HDGT

STIHL - MS 391 FarmBoss Chainsaw (50cm) Fuel-Type_Manual Uses unleaded fuel so you'llSTIHL MS 391 FarmBoss Chainsaw (50cm) Convenient, high torque chain saw for improved performance and user comfort when harvesting wood and sawing firewood. Extremely high torque over a wide range of speeds. Up to 20% less fuel consumption and up to 50 % reduction in emissions compared with a STIHL 2 stroke engine of the same power output without 2 MIX technology. With controlled delivery oil pump. Specifications Displacment cc: 64. 1 Power output kW