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Stihl Gas-Powered Chainsaw, 20in. Bar, 64.1cc, 3/8in. Chain Pitch, Model# MS 391

Item# 64357
"Stihl Gas-Powered Chainsaw, 20in. Bar, 64.1cc, 3/8in. Chain Pitch, Model# MS 391"
Stihl Gas-Powered Chainsaw, 20in. Bar, 64.1cc, 3/8in. Chain Pitch, Model# MS 391

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Stihl Gas-Powered Chainsaw, 20in. Bar, 64.1cc, 3/8in. Chain Pitch, Model# MS 391

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$849.99

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  • Powered by a 4.4 HP, 64.1cc gas engine
  • Large 20in. bar with 3/8in. chain pitch and 0.050in. chain gauge
  • Gas powered with easy pull-start design
  • Anti-vibration system minimizes vibration levels to increase comfort and help reduce user fatigue
  • IntelliCarb™ compensating carburetor automatically adjusts the air/fuel ratio to maintain proper engine RPMs even when the air filter becomes restricted or partially clogged

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  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Accessories

  • Warranty

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Product Summary

This high-powered STIHL® MS 391 Gas--Powered Chainsaw with 20in. bar delivers the optimal power-to-weight ratio needed to handle the big jobs in the field or on the farm or ranch. The gas-powered chainsaw is extra fuel efficient while reducing emissions. Its versatile performance is ideal felling cutting firewood, cleanup after a storm and much more.
This item may be purchased at select Northern Tool stores. Not available for online order at NorthernTool.com.

What's Included

    (1) Stihl Chainsaw, 20in. Bar, 64.1cc, 3/8in. Chain Pitch, Model# MS 391

Features + Benefits

  • Powered by a 4.4 HP, 64.1cc gas engine
  • Large 20in. bar with 3/8in. chain pitch and 0.050in. chain gauge
  • Gas powered with easy pull-start design
  • Anti-vibration system minimizes vibration levels to increase comfort and help reduce user fatigue
  • IntelliCarb™ compensating carburetor automatically adjusts the air/fuel ratio to maintain proper engine RPMs even when the air filter becomes restricted or partially clogged
  • Side-access chain tensioner provides easy access allowing for easier chain adjustments with a bar wrench
  • Reduced emission engine technology produces zero or low exhaust emissions that are cleaner than EPA and/or CARB exhaust emission standards
  • Pre-separation air filtration system drastically reduces dirt particles that reach the engine air filter, resulting in less frequent air filter cleaning and maintenance
  • Toolless fuel and oil caps with retainers allow you to simply lift the lever ad twist the caps to remove or tighten, no tools necessary

Key Specs

AttributeSpecification

item#

64357

Brand

Stihl

Manufacturer's Warranty

1 year limited warranty

Ship Weight

15.55 LB

Bar Length

20 in

Engine Displacement

64.1 cc

Chain Pitch

3/8

Chain Gauge

0.05 in

Fuel Capacity

20.3 oz
AttributeSpecification

Power Type

Gas

Horsepower

4.4

Case Included

No

Oil Capacity

11.8 oz

Oil Fuel Mix Ratio

50:1

Low Vibration Handle

Yes

Tool-Less Chain Tensioning

No

Product Weight

13.67 lb

Reviews

Questions & Answers

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Questions

1–3 of 3 Questions  
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  1. Does this chainsaw(ms391) come with a carrying case?

    1. No

      Helpful?

    2. The Stihl MS 391 does not come with a case.

      Helpful?

  2. How much does the ms 391 weigh 

    1 answer

    1. The Stihl MS 391 chainsaw weighs 13.7 pounds.

      Helpful?

  3. stihl 391

    can you switch the 20" bar to a 25" bar, will it work?

    1 answer

    1. The bar lengths for this chainsaw are 16" to 20".

      Helpful?

Accessories We Recommend

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See All Chainsaw Maintenance
Northern Tool All Season Bar/Chain Oil, 1 Quart
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Northern Tool All Season Bar/Chain Oil, 1 Quart

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$6.99

Warranty

Manufacturer's Warranty

1 year limited warranty

Extend Your Warranty Coverage with a Northern Protection Plan (NPP)

Repair Plan — 1 Year

A Northern Protection Plan is available after adding the product to your shopping cart.

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Stihl Gas-Powered Chainsaw, 20in. Bar, 64.1cc, 3/8in. Chain Pitch, Model# MS 391
4.5 out of 5 stars. 862 reviews

Stihl Gas-Powered Chainsaw, 20in. Bar, 64.1cc, 3/8in. Chain Pitch, Model# MS 391

Item # 64357

$849.99