STIHL MS 661 RC-M MAGNUM Gas Chainsaw 18”

Name: STIHL MS 661 RC-M MAGNUM Gas Chainsaw 18”
SKU: MS661RCM
Availability: InStock

$1,899.99

SKU: MS661RCM Categories: Chainsaws, Outdoor Power Equipment, Power Equipment

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*Price shown reflects model with smallest bar option. Additional bar sizes (18″ / 20″ / 25″ / 28″ / 30″ / 32″ / 36″) sold separately.

The STIHL MS 661 RC-M MAGNUM Gas Chainsaw is a heavy-duty powerhouse designed to tackle the most demanding felling and bucking tasks with relentless strength. When you are working through large-diameter timber, you will notice how the intelligent engine management system automatically adjusts to changes in altitude and fuel quality to maintain peak performance. It feels incredibly balanced for a saw of its caliber, allowing you to maintain control during long days in the woods without the constant need for manual carburetor adjustments. For professional loggers or property owners clearing substantial acreage, this machine provides the raw torque and reliability needed to move through dense hardwoods with steady, predictable force.

Key Features of STIHL MS 661 RC-M MAGNUM Gas Chainsaw

Microprocessor-controlled ignition timing monitors engine speed to optimize power delivery under load

Stainless steel muffler resists corrosion and helps dissipate heat during extended cutting sessions

Large-capacity fuel tank allows for longer work intervals between stops for refueling

Compensator in the carburetor maintains the correct fuel-to-air ratio even as the air filter becomes dirty

Radial-seal air filtration system provides a tight barrier against fine sawdust to protect engine internals

ElastoStart handle features a built-in shock absorber to reduce the jolt felt when pulling the starter rope

Adjustable high-output oiler ensures plenty of lubrication reaches the bar when cutting through dry or sappy wood

Captive shroud nuts remain attached to the cover during maintenance so they cannot be lost in the leaves

Additional Information

Brand: STIHL

Product Type: Gas Chainsaw

Model:

Product Use: Professional Forestry and Large Timber Felling

Size: 18 inches

Material: Magnesium Alloy and Steel

Height: 12-1/2 inches

Length: 34-3/4 inches (with bar)

Width: 11-1/2 inches

To keep this professional-grade engine running at its peak, you should always use fresh, 89-octane minimum fuel mixed with a high-quality two-cycle oil. I recommend occasionally inspecting the spark arrestor screen within the muffler, as a clogged screen can cause the engine to lose power or run hot during heavy use. For the best cutting experience in Missouri hardwoods, ensure you are using a yellow-label full-chisel chain, which is designed for the high-speed performance this specific model provides.