STIHL MS 661 Carburettor WJ-140A 1144 120 0612 Genuine OEM Carburetor

The STIHL 1144 120 0612 Carburettor WJ-140A is a genuine OEM carburettor assembly designed for selected STIHL MS 661 professional chainsaws. This precision-engineered carburettor delivers accurate fuel metering and optimum engine performance, ensuring reliable starting, strong acceleration, and maximum cutting power in demanding forestry and arborist applications.

Manufactured to STIHL's exact specifications, this complete carburettor assembly is ideal for replacing damaged, worn, or contaminated carburettors and restoring factory performance.

Key Features

• Genuine STIHL OEM part
• Complete WJ-140A carburettor assembly
• Factory-calibrated fuel metering
• Restores correct engine performance
• Improves starting and throttle response
• Designed for professional forestry applications
• Direct replacement component
• High-quality OEM construction

Model Fitment

• STIHL MS 661 Chainsaw
• STIHL MS 661 C-M Chainsaw
• STIHL MS 661 C-M Magnum Chainsaw

This carburettor is specifically listed for MS 661 models equipped with the WJ-140A carburettor configuration. Compatibility should always be verified using the machine serial number.