STIHL MS 271 FARM BOSS® Review: The Ultimate Mid-Range Chainsaw for Serious Wood Cutting
A robust and versatile chainsaw that strikes an impressive balance between professional-grade power and user-friendly operation, the STIHL MS 271 FARM BOSS® has earned its reputation as a reliable partner for property owners and semi-professional users alike. Let’s explore what makes this chainsaw a standout choice in the competitive mid-range segment.
“Key Features and Design“
The STIHL MS 271 FARM BOSS® showcases STIHL’s commitment to innovative engineering with several notable features:
✅ Powerful and Fuel-Efficient Engine
The MS 271 is equipped with a 50.2cc 2-MIX engine, delivering ample power while consuming less fuel and producing fewer emissions compared to older models.
✅ Long-Lasting Air Filtration System
This chainsaw features a pre-separation air filtration system, extending the life of the air filter and reducing maintenance time.
✅ Anti-Vibration Technology
STIHL’s advanced anti-vibration system enhances user comfort, reducing fatigue during extended cutting sessions.
✅ Side-Access Chain Tensioner
The convenient side chain tensioning allows for quick adjustments without having to touch the saw’s sharp chain directly.
✅ Tool-Free Fuel and Oil Caps
The quick-release fuel and oil caps ensure hassle-free refueling and lubrication, reducing downtime during work.
✅ Compact and Durable Design
Built with high-quality polymer housing, the MS 271 is both lightweight and robust, designed to withstand tough conditions.
Performance
In extensive testing across various wood types, the STIHL MS 271 demonstrates impressive cutting capabilities. The 50.2 cc engine delivers 3.49 horsepower, providing enough power to efficiently handle most residential and farm cutting tasks. The saw performs exceptionally well when cutting hardwoods up to 20 inches in diameter, though it truly shines in the 12-16 inch range.
Build Quality and Ergonomics
STIHL’s attention to detail is evident in the MS 271’s construction. The polymer housing feels robust, while the ergonomic wrap-around handle provides excellent control in various cutting positions. At 12.3 lbs (without cutting attachments), it’s well-balanced for extended use without excessive fatigue.
Technical Specifications
| Specification | Metric | Imperial |
|---|---|---|
| Displacement | 50.2 cc | 3.06 cu. in. |
| Engine Power | 2.6 kW | 3.49 bhp |
| Weight (powerhead only) | 5.6 kg | 12.3 lbs |
| Fuel Capacity | 500 cc | 16.9 oz |
| Chain Oil Capacity | 240 cc | 8.12 oz |
| Guide Bar Lengths (Recommended 18 in) | 45-50 cm | 18-20 in |
| Chain Pitch STIHL RAPID™ Micro™ 0.325″ pitch 0.050″ gauge 74 drive links (23 RM3 74) | .325″ | .325″ |
| Chain Gauge | 1.6 mm | .063″ |
Fuel Efficiency and Maintenance
The 2-MIX engine technology delivers impressive fuel efficiency, with the 500cc tank typically providing 45-60 minutes of continuous use. The automatic bar and chain oiling system works flawlessly, while the tool-free caps simplify refilling.
User Experience
The MS 271 starts reliably with STIHL’s proven starting procedure. Noise levels are moderate at 103 dB(A), making hearing protection essential. The anti-vibration system effectively reduces fatigue during extended use.
Market Comparison
| Model | Engine (cc) | Power (hp) | Weight (lbs) | Bar Length | Fuel Capacity (oz) |
|---|---|---|---|---|---|
| STIHL MS 271 FARM BOSS® | 50.2 | 3.5 | 12.3 | 16-20″ | 16.9 |
| Husqvarna 455 Rancher | 55.5 | 3.5 | 13.2 | 18-20″ | 14.4 |
| Echo CS-590 Timber Wolf | 59.8 | 3.9 | 13.3 | 18-24″ | 21.8 |
STIHL MS 271 FARM BOSS®: Balanced performance with good fuel efficiency.
Husqvarna 455 Rancher: Slightly larger engine but comparable power to the MS 271.
Echo CS-590 Timber Wolf: The most powerful option, with a larger engine and fuel capacity for heavy-duty work.
Compared to the Husqvarna 455 Rancher (55.5 cc) and Echo CS-590 Timber Wolf (59.8 cc), the STIHL MS 271 FARM BOSS offers better fuel efficiency and comparable power output. While slightly more expensive than these competitors, its build quality and reliability justify the premium.
Strengths and Weaknesses
Strengths:
Powerful 50.2 cc engine for heavy-duty tasks.- Low vibration technology for user comfort.
- Easy maintenance with tool-free chain tensioning.
- Fuel-efficient and environmentally friendly.
Weaknesses:
Slightly noisy compared to other models.- Heavier than some professional-grade chainsaws.
Ideal User: Property owners, hobbyists, and those needing a reliable chainsaw for occasional heavy-duty tasks.
Installation and Setup Guide
Installing Bar and Chain:
1. Remove sprocket cover
2. Position the bar onto the mounting studs
3. Place chain around sprocket and bar, starting at the bar nose
4. Ensure drive links align with sprocket and bar groove
5. Replace cover loosely
6. Tension chain using side adjuster
7. Tighten mounting nuts
8. Check chain tension
Fuel and Oil Preparation:
1. Use STIHL 50:1 mix oil or equivalent high-quality 2-cycle oil
2. Mix fuel thoroughly in a separate container
3. Fill chain oil reservoir with STIHL bar and chain oil
4. Ensure caps are properly sealed
First Start Procedure:
1. Engage chain brake
2. Set the Master Control Lever to the cold start position
3. Press primer bulb 5-7 times
4. Pull the starter rope smoothly until the engine fires
5. Move the lever to the run position
6. Pull the starter rope to start
7. Allow warm-up for 30 seconds
8. Test chain brake operation
Maintenance Tips
- Clean the air filter every 20 operating hours
- Check chain tension before each use
- Clean bar groove daily
- Rotate the guide bar regularly
- Replace the spark plug annually
- Clean cooling fins monthly
Essential Accessories
1. Protective Gear:
- STIHL Pro Mark™ Forestry Helmet System
- Cut-resistant chaps
- Steel-toe boots
- Hearing protection
- Safety glasses
2. Maintenance Tools:
- STIHL filing kit
- Depth gauge tool
- Bar groove cleaner
- Spark plug wrench
3. Consumables:
- STIHL HP Ultra Oil
- Bar and Chain Oil
- Replacement chains
- Air filters
Pro Tips and Hacks
- Mark your mix ratio on the fuel can with a permanent marker
- Use a paint marker to indicate proper chain tension on the bar
- Store with an empty fuel tank but a full chain oil reservoir
- Keep a spare pre-mixed fuel container ready
- Mark common cutting lengths on the bar with a file notch
Common Questions and Answers
Q: How often should I sharpen the chain?
A: Sharpen after every 2 or 3 fuel tanks or when sawdust becomes fine instead of coarse chips.
Q: What’s the proper fuel mixture ratio?
A: 50:1 (2.6 oz of oil per gallon of gas).
Q: Why does my chain keep getting loose?
A: New chains require more frequent tensioning during the break-in period. Also, check for proper bar mounting.
Q: How do I know if my chain is too tight?
A: The chain should snap back when pulled from the bar but still move freely by hand.
Q: What causes the saw to smoke?
A: Too rich fuel mixture, improper oil mixture, or dull chain causing excess friction.
Q: Can I use automotive oil for the chain?
A: No, only use a dedicated bar and chain oil for proper lubrication.
Q: How long can fuel be stored?
A: No more than 30 days; use fuel stabilizer for longer storage.
Q: Why won’t my saw start?
A: Check fuel freshness, spark plug condition, and proper starting procedure.
Q: How often should I clean the air filter?
A: Every 20 operating hours or more frequently in dusty conditions.
Q: What’s the maximum bar length for this saw?
A: 18 inches is the maximum recommended bar length.
The STIHL MS 271 FARM BOSS® is an excellent choice for landowners, farmers, and serious firewood cutters. While it may be overkill for occasional users and slightly underpowered for professional logging, it hits the sweet spot for regular users who need reliability and power without professional-grade pricing.
