The Ultimate Stihl MS170 Chain Saw Review: Everything You Need to Know

When it comes to tackling small to medium cutting jobs around your property, the Stihl MS170 chainsaw is often touted as a top choice for homeowners, DIY enthusiasts, and even some light professional use. Known for its lightweight design, reliable performance, and ease of handling, the MS170 has earned a solid reputation in the chainsaw market. However, to truly understand whether it’s the right tool for your needs, it’s essential to delve into its specifications, features, advantages, and potential shortcomings. This comprehensive review aims to provide detailed insights to help you make an informed decision.


What is the Stihl MS170 Chainsaw?

The Stihl MS170 is a compact, lightweight chainsaw designed primarily for homeowners and occasional users. It blends ease of use with effective cutting power, making it ideal for tasks such as pruning, firewood preparation, and small tree felling. Its affordability and trusted brand reputation make it a popular choice among DIYers.

Key Characteristics:

  • Type: Gas-powered chainsaw
  • Engine Power: 30.1 cc
  • Weight: Approximately 8.6 pounds (unloaded)
  • Bar Length: 16 inches (standard, but available in different sizes)
  • Chain Speed: Up to 13.2 meters per second
  • Fuel Capacity: 0.25 liters
  • Ease of Use: Designed with ergonomics in mind for comfortable handling

What Sets the Stihl MS170 Apart?

While the MS170 holds a prominent place in the small chainsaw segment, understanding its key features and advantages helps distinguish it from competitors. Let’s explore what makes this model a worthwhile investment:

Features and Benefits:

  • Lightweight & Compact Design: Weighing just 8.6 pounds, it’s easy to maneuver and reduces fatigue during extended use.
  • Efficient Engine: Powered by Stihl’s reputable 30.1 cc engine, providing enough torque for routine cutting tasks with minimal vibrations.
  • Quick Chain Tensioning: Features a side-mounted chain tensioner for simple, tool-free adjustments.
  • Low Kickback: Designed with chain brakes and safety features for cautious handling.
  • Low Emissions: Meets stringent environmental standards, ensuring eco-friendliness.
  • Durable Construction: Constructed with high-quality materials for longevity, especially in outdoor conditions.

Materials Needed for Operating the Stihl MS170

To get the most out of your chainsaw safely and efficiently, gather the following materials and tools beforehand:

ItemPurposeNotes
2-stroke engine oilMix with gasoline for operationUse high-quality Stihl or equivalent oil
Fresh gasolineFuel for the engineUnleaded, octane 89 or higher preferred
Chain file setSharpening the chainEnsure proper sizing for your chain
Protective glovesSafety during operationCut-resistant material recommended
Safety gogglesEye protectionPrevent debris from causing injury
Ear protectionHearing safetyProlonged operation can cause hearing damage
Switch or spark plug wrenchFor maintenance purposesKeep on hand for minor repairs

Step-by-Step Guide to Using the MS170 Effectively

1. Safety First:
Always wear protective gear before handling the chainsaw. Ensure your work area is clear of obstacles and bystanders.

2. Fueling the Chainsaw:

  • Mix two-stroke oil and gasoline in the recommended ratio (commonly 50:1).
  • Fill the fuel tank carefully, avoiding spills.

3. Starting the Chainsaw:

  • Place the chainsaw on a flat surface.
  • Engage the chain brake and set the choke to ‘on.’
  • Pull the starter cord until you hear the engine fire, then move the choke to ‘off’ and pull again until it starts consistently.

4. Operation:

  • Hold the saw firmly with both hands, maintaining balance.
  • Use the bumper spikes to stabilize the saw during cuts.
  • Guide the saw smoothly through the wood, avoiding forcing the cut.

5. Maintenance & Storage:

  • After use, clean the chainsaw to remove sawdust and debris.
  • Sharpen the chain regularly to ensure efficient cutting.
  • Store the chainsaw in a dry, secure location.

Performance & Specifications Table

SpecificationDetails
Engine Displacement30.1 cc
Power OutputApproximately 1.2 HP
Bar Length16 inches (standard)
Chain SpeedUp to 13.2 m/sec
Fuel Capacity0.25 liters
Oil Capacity0.2 liters
Dry WeightApprox. 8.6 pounds
Noise Level112 dB (A)
Emissions StandardsMeets EPA, CARB standards

Tips for Success with the Stihl MS170

  • Proper Chain Maintenance: Regularly sharpen and lubricate the chain for smooth operation.
  • Correct Fuel Mixture: Use the recommended fuel-oil mix to prevent engine damage.
  • Ensure Stability: Always operate on stable ground with firm footing.
  • Routine Checks: Periodically inspect for loose screws, worn parts, and proper tension.
  • Use Bar and Chain Oil: Replace and refill as needed for consistent lubrication.

Common Mistakes & How to Avoid Them

MistakeHow to Prevent It
Using improper fuel mixFollow manufacturer instructions and use high-quality oil
Over-tightening the chainAdjust tension when the chain is cool to avoid wear
Cutting without safety gearAlways wear gloves, goggles, and ear protection
Ignoring regular maintenanceSchedule routine inspections and sharpening sessions
Operating on uneven or unstable surfacesClear and level your workspace to maintain safety

Summary & Action Points

The Stihl MS170 chainsaw remains a reliable, user-friendly option for light to moderate cutting tasks around the home. Its lightweight design, efficient engine, and safety features make it suitable for novices and experienced users alike. To maximize its lifespan and performance, consistently practice good maintenance habits and adhere to safety guidelines.

Action Point:
Evaluate your specific needs — if you require a lightweight, efficient chainsaw for occasional yard work, the MS170 is worth considering. Always prioritize safety and regular maintenance for a smoother and safer cutting experience.


In conclusion, the Stihl MS170 combines power, portability, and ease of use, which makes it a standout choice among small chainsaws. Whether you're trimming branches, preparing firewood, or felling small trees, understanding its features and maintenance needs ensures you get the best performance out of this dependable tool.

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