
( Brand: Stihl ), ( Manufacturer Part Number: 4180-120-0619 ), ( Model: STIHL FS131 KM131 HT131 HT132 BT131 4180-120-0619 ), ( Type: Carburetor )
The STIHL FS131, HT131, HT132, and BT131 carburetors, collectively referred to as the KM131 series (STIHL 4180-120-0619), represent a remarkable advancement in the field of two-stroke engine technology, particularly for professional and demanding homeowner applications.
The FS131 carburetor is engineered for STIHL's popular FS series chainsaws, offering a balance of power and fuel efficiency. With a precise fuel-air mixture delivery, this carburetor ensures a smooth and consistent performance under various operating conditions.
The HT131 and HT132 carburetors are designed for STIHL's HT series chainsaws, known for their versatility and performance. The HT131 is suitable for smaller, low-hp models, while the HT132 is intended for higher-powered models. Both carburetors provide precise fuel-air mixture control, ensuring optimal engine performance and reduced emissions.
Lastly, the BT131 carburetor is designed for STIHL's BT series brushcutters, delivering a powerful and efficient performance for demanding cutting tasks. The BT131 carburetor's design ensures a consistent fuel-air mixture, even under heavy loads, providing unmatched power and efficiency.
All these carburetors are equipped with STIHL's innovative Idle Speed Control (ISC) system, which adjusts the idle speed automatically, ensuring smooth idling and reducing the risk of engine stalling. They also feature a quick-adjust idle screw for easy tuning and a cold start device for easy starting in cold conditions.
In summary, the STIHL KM131 series carburetors (STIHL 4180-120-0619) offer unmatched power, efficiency, and durability. Whether you're looking for a chainsaw, brushcutter, or a versatile tool for multiple tasks, the STIHL FS131, HT131, HT132, and BT131 carburetors provide a reliable and high-performing solution for professionals and demanding homeowners.
The STIHL FS 131 chain saw (part number 4180-120-0619, which includes the carburetor, guide bar, and chain) is a popular choice for professional and heavy-duty users. Here are some pros and cons to consider:
Pros:1. Powerful: The 61.3cc two-stroke engine provides excellent power, making it suitable for cutting through large and hard woods.
2. Anti-vibration system: The STIHL M-TronicTM starting system and the anti-vibration system reduce user fatigue during prolonged use.
3. Easy starting: The STIHL M-TronicTM system ensures easy starting in all conditions, thanks to its electronic ignition system.
4. Adjustable oil pump: The adjustable oil pump allows users to precisely control the oil flow, extending the life of the guide bar and chain.
5. Versatile: The STIHL FS 131 is suitable for various applications, including felling trees, bucking, and limbing.
Cons:1. Price: The STIHL FS 131 is more expensive than many other chain saws in its class, which could make it less accessible for some users.
2. Maintenance: As with any gas-powered tool, the STIHL FS 131 requires regular maintenance, including oil changes, air filter cleaning, and spark plug replacement.
3. Emissions: Two-stroke engines like the one in the STIHL FS 131 are known for producing higher emissions than four-stroke engines.
4. Noise and vibration: The STIHL FS 131 is a powerful tool, and as a result, it produces a fair amount of noise and vibration.
Conclusion:The STIHL FS 131 is a high-quality, powerful, and versatile chain saw that is well-suited for professional and heavy-duty users. Its easy starting, adjustable oil pump, and anti-vibration system are significant advantages. However, the high price, maintenance requirements, emissions, noise, and vibration are important considerations. If you have the budget and are willing to put in the maintenance, the STIHL FS 131 is an excellent choice. On the other hand, if you are looking for a more affordable or less powerful option, there are other chain saws in the market that may better meet your needs.
This is a used OEM carburetor pulled from Stihl BT131 auger. It may work as is but a rebuild recommended. It is for sale as.