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The MS 311 is a high-tech workhorse with a step up in horsepower and features over the MS 291. With our improved engine technology, you get higher fuel economy for longer run times. The MS 311 also has larger fuel and oil tanks for even longer extended use. You’ll stay productive – while you’re saving money on fuel. With the MS 311’s fuel-efficient, high-powered engine, you’ll reduce your down time on the job – so you can enjoy your own down time when the job is done.
- Advanced engine technology (Low fuel consumption and reduced emissions/more power)
- Pre-separation air filtration system
- Advanced anti-vibration system
- Toolless fuel and oil caps with retainers
- Side-access chain tensioner
- Decompression valve
|Displacement||59.0 cc (3.6 cu. in.)|
|Engine||3.1 kW (4.2 bhp)|
|Powerhead Weight*||6.2 kg (13.67 lbs.)|
|Guide Bar Lengths* (Recommended ranges)||40 to 50 cm (16″ to 20″)|
|Fuel Capacity||600 cc (20.3 oz.)|
|Chain Oil Capacity||350 cc (11.8 oz.)|
|Oilomatic® Chain||3/8″ RS3|
STIHL recommends #3624 (33 RS3 60) OILOMATIC® saw chain and 16″ 3003 008 8913 STIHL ROLLOMATIC® Ematic™ guide bar combination. The actual listed guide bar length can vary from the effective cutting length depending upon which power head it is installed.