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- 3.49 HP gas-powered 50.2cc engine
- 20in. bar with 0.325in. RM 3 chain pitch
- Electronic Ignition for easier starting and smoother running
- Anti-vibration system minimizes vibration levels, helping to reduce operator fatigue and provide a more comfortable working experience
- Reduced-Emission Engine Technology is environmentally conscious, producing zero or low exhaust emissions

Product Summary
This item may be purchased at select Northern Tool stores. Not available for online order at NorthernTool.com.
What's Included
-
(1) Stihl Farm Boss Chainsaw, 20in. Bar, 50.2cc, 0.325in. Chain Pitch, Model# MS 271 20
Features + Benefits
- Pre-separation air filtration system reduces dirt to be captured by the air filter, resulting in less frequent cleaning and maintenance, boosting the efficiency of the engine's filter system
- Tool-less fuel and oil caps with retainers allow you to simply lift the lever and twist the caps to remove or tighten -- no tools necessary
- Side-access chain tensioner provides easy access for saw chain adjustments with a bar wrench
Attribute | Specification |
---|---|
item# |
638541 |
Brand |
Stihl |
Manufacture's Warranty |
1 year limited warranty |
Ship Weight |
12.3 LB |
Bar Length |
20 in |
Engine Displacement |
50.2 cc |
Chain Pitch |
0.325 |
Attribute | Specification |
---|---|
Fuel Capacity |
16.9 oz |
Power Type |
Gas |
Horsepower |
3.49 |
Oil Capacity |
8.12 oz |
Oil Fuel Mix Ratio |
50:1 |
Product Weight |
12.3 lb |