Skip to content
TOUGH JOBS DONE RIGHT: Serious Tools Up to 50% Off. Shop the Deals >
Northern Tool Equipment Logo TextNorthern Tool Equipment Logo text link to Home.

Free Gift Card on All Orders Over $100 See Details

Free Gift Card Details

$100 Order
$10
gift card
$250 Order
$25
gift card
$500 Order
$50
gift card
$1000 Order
$100
gift card
  • The promotion will be automatically applied on the Shopping Cart page.
  • To qualify for this offer, your order subtotal must equal $100 or more. Excludes gift cards, free item offers, warranties, Advantage memberships, tax and shipping.
  • Free gift cards will be issued in the form of e-gift cards only, not physical gift cards.
  • E-gift cards will be sent to the email address used in your billing address when your order ships or is picked up.
  • Free e-gift cards expire 10/01/26.
  • Promo code not valid on prior purchases or on Honda and STIHL products and cannot be combined with other promotional offers.
  • Valid online and in participating retail stores.
  • Limited-time offer. Subject to change without notice.
Print

Stihl Gas-Powered Chainsaw, 16in. Bar, 30.1cc Engine, 3/8in. Chain Pitch, Model# MS 170

Item# 63866
"Stihl Gas-Powered Chainsaw, 16in. Bar, 30.1cc Engine, 3/8in. Chain Pitch, Model# MS 170"
Stihl Gas-Powered Chainsaw, 16in. Bar, 30.1cc Engine, 3/8in. Chain Pitch, Model# MS 170

This is a carousel with one large zoomable image and a track of thumbnails on the left. Select any of the thumbnail buttons to change the zoomable image on the right. If a thumbnail is a video or 360 degree image thumbnail, or the last thumbnail in the list, the button will open the product media modal.

Stihl Gas-Powered Chainsaw, 16in. Bar, 30.1cc Engine, 3/8in. Chain Pitch, Model# MS 170

Click or Tap image to Zoom

  • Dependable 30.1cc, 1.7 HP engine
  • 16in. bar with 0.043in. chain gauge and 3/8in. chain pitch
  • Anti-Vibration System minimizes the vibration levels during operation to help reduce operator fatigue and provide a more comfortable working experience
  • IntelliCarb? compensating carburetor is designed to automatically adjust the air/fuel ratio when the air filter becomes restricted or partially clogged to help maintain the engine's correct RPM
  • IntelliCarb uses air from the clean side of the air filter to control the diaphragm and flow of fuel; as the air filter becomes dirty and less air is available for the carburetor, the IntelliCarb system adjusts the fuel flow to compensate for the decrease in air flow

See full description

  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Accessories

  • Warranty

  • Compare

Product Summary

This compact, lightweight STIHL Gas-Powered Chainsaw delivers just the right amount of power for homeowners looking to make quick work of trimming or cutting small trees, fallen limbs, and other tasks around the yard. Packed with features that the professionals depend on.
This item may be purchased at select Northern Tool stores. Not available for online order at NorthernTool.com.

What's Included

    (1) STIHL Chainsaw -- 16in. Bar, Model# MS 170
Play Item Video

Features + Benefits

  • Dependable 30.1cc, 1.7 HP engine
  • 16in. bar with 0.043in. chain gauge and 3/8in. chain pitch
  • Anti-Vibration System minimizes the vibration levels during operation to help reduce operator fatigue and provide a more comfortable working experience
  • IntelliCarb? compensating carburetor is designed to automatically adjust the air/fuel ratio when the air filter becomes restricted or partially clogged to help maintain the engine's correct RPM
  • IntelliCarb uses air from the clean side of the air filter to control the diaphragm and flow of fuel; as the air filter becomes dirty and less air is available for the carburetor, the IntelliCarb system adjusts the fuel flow to compensate for the decrease in air flow
  • Ematic? Lubrication System with guide bar provides proper lubrication to the STIHL OILOMATIC® saw chain, consuming less oil than conventional methods by up to 50%

Key Specs

AttributeSpecification

item#

63866

Brand

Stihl

Manufacturer's Warranty

wear item, no warranty

Ship Weight

25.4 LB

Bar Length

16 in

Engine Displacement

30.1 cc

Chain Pitch

3/8

Fuel Capacity

8.5 oz
AttributeSpecification

Power Type

Gas

Horsepower

1.7

Case Included

No

Oil Capacity

4.9 oz

Oil Fuel Mix Ratio

50:1

Low Vibration Handle

Yes

Tool-Less Chain Tensioning

No

Product Weight

8.6 lb

Reviews

Questions & Answers

4262 Reviews This action will navigate to reviews.

Questions

1–10 of 12 Questions  
Sort by:

  1. What is the lock/unlock on back of motor for?

    1 answer

    1. That is how you take off the back cover to access the spark plug.

      Helpful?

  2. Does the Stijl 170 come with a 14,, bar?

    1 answer

    1. This model, MS 170, includes a 16 in. bar.

      Helpful?

  3. Is this M162?

    1 answer

    1. This saw is model MS 170.

      Helpful?

  4. Dose this chain Saw have a spark Arrestor. ????

    1 answer

    1. This saw will have a spark arrester screen.

      Helpful?

  5. Is this a new saw or reconditioned?   

    1 answer

    1. The saw is new.

      Helpful?

  6. What items are required in purchase of a chainsaw 

    1 answer

    1. You will need to purchase bar and chain oil for the chainsaw. See item #52592. We also recommend safety equipment, such as chainsaw gloves, safety helmet and chainsaw chaps.

      Helpful?

  7. does it come with a chain?

    1 answer

    1. The chain is included.

      Helpful?

  8. Can this chainsaw use a different, longer, bar and chain?

    1 answer

    1. This chainsaw is only recommended to be used with a 12", 14", or 16" bar. Different types of chains can be used for different types of cutting.

      Helpful?

  9. Model# MS 170 storage case?

    1 answer

    1. This Stihl chainsaw does not come with a case. Please see item #190700 for a case that will fit the MS-170.

      Helpful?

  10. what size file does it use no where does it say what size file it takes to sharpened the chain

    1 answer

    1. You would use a 5/32" file to sharpen this 3/8" chain pitch chainsaw chain.

      Helpful?

Accessories We Recommend

This is a carousel with auto-rotating slides. Activate any of the buttons to disable rotation. Use Next and Previous buttons to navigate, or jump to a slide with the slide dots.

See All Chainsaw Maintenance
Northern Tool All Season Bar/Chain Oil, 1 Quart
5.0 out of 5 stars. 9 reviews

Northern Tool All Season Bar/Chain Oil, 1 Quart

Item # 52592

$6.99

Warranty

Manufacturer's Warranty

wear item, no warranty

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

Replacement Plan — 1 Year

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