### **Stihl MS640 MS650 MS660 Chainsaw**

The Stihl MS640, MS650, and MS660 chainsaws are professional-grade tools designed for demanding cutting tasks. These saws offer a combination of power, efficiency, and durability, making them ideal for forestry professionals, arborists, and landowners.

**Powerful Engines:**

At the heart of these chainsaws lies the advanced Stihl 2-MIX engine technology. This innovative design combines stratified scavenging and a four-channel cylinder for optimal fuel combustion. The result is a powerful engine that delivers exceptional cutting performance while minimizing fuel consumption and emissions.

**Efficient Cutting System:**

The Stihl MS640, MS650, and MS660 chainsaws feature a robust cutting system engineered for precision and efficiency. The saws utilize a lightweight, high-performance guide bar and a durable cutting chain that produces smooth, clean cuts. The automatic chain lubrication system ensures continuous oil flow to the chain, reducing wear and prolonging the life of the cutting components.

**Ergonomic Design:**

Comfort and safety are paramount in the design of these chainsaws. The ergonomic handles provide a secure and comfortable grip, reducing fatigue during extended use. The vibration-damping system effectively minimizes vibrations transmitted to the operator, ensuring a more comfortable and controlled cutting experience.

**Robust Construction:**

Stihl chainsaws are renowned for their durability and reliability. The MS640, MS650, and MS660 models feature a rugged construction with a magnesium crankcase and heavy-duty components. This robust design ensures that these saws can withstand the rigors of professional use and provide years of dependable service.

**Advanced Features:**

These chainsaws incorporate advanced features to enhance their performance and safety. The MS640, MS650, and MS660 models are equipped with the Stihl ElastoStart system, which reduces the force required to start the chainsaw significantly. The saws also feature a decompression valve, making starting easier and reducing the risk of kickback.

**Versatile Applications:**

The Stihl MS640, MS650, and MS660 chainsaws are versatile tools suitable for a wide range of cutting tasks. They are ideal for felling trees, pruning branches, cutting firewood, and performing other demanding forestry and woodworking applications.

**In summary, the Stihl MS640, MS650, and MS660 chainsaws are professional-grade tools that combine power, efficiency, durability, and ergonomics. These saws are designed for demanding cutting tasks and offer exceptional performance, comfort, and reliability for forestry professionals, arborists, and landowners alike.**

Stihl MS640 - MS650 - MS660 Chainsaw Workshop Manual. covers all you need to know to repair and maintain your Chainsaw