This professional STIHL® MS Series Chainsaw is as tough as it is technologically smart. Delivers exceptional power-to-weight ratio and fuel efficiency plus a unique engine management system that optimizes engine performance and compensates for changes in operating conditions such as temperature, elevation, fuel quality, and dirty air filters.

• 7.2 BHP gas-powered 91.1cc engine
• 25in. bar with 3/8in. chain pitch and 0.050in. chain gauge
• M-Tronic™ Intelligent Engine Management System eliminates low and high speed carburetor adjustment screws, compensating for a dirty air filter, changes in elevation and fuel quality to deliver optimum engine power at all times
• Environmentally conscious Reduced-Emission Engine Technology produces zero to low exhaust emissions, performing cleaner than EPA and/or CARB exhaust emission standards
• ElastoStart™ starter handle has a starting grip with a built-in shock absorber that helps reduce effort when pulling on the starter cord

• Adjustable Automatic Oiler allows the user to adjust the lubricant of the guide bar and saw chain for different bar lengths and cutting conditions
• Anti-vibration system minimizes vibration levels for comfortable handheld use and reduced operator fatigue
• Lift and twist toolless fuel and oil cap with retainer eliminates the need for a tool when refueling
• Side-access chain tensioner is very easy to get to, making it much more convenient for the user to adjust the saw chain with a bar wrench
• Decompression valve vents compression in the cylinder and helps reduce the effort needed to pull the starter rope for easier starting