1137 140 1903 – STIHL Carburetor Box Cover (Genuine OEM Part) BBC 22215 This housing plays a key

This housing plays a key role in directing cooling airflow across the engine and protecting internal components from debris and impact

Increased durability and wear resistance

Other Kawasaki small engines using compatible charging/rectifier systems

Proper reed valve function is critical for consistent engine performance

1137 140 1903 – STIHL Carburetor Box Cover (Genuine OEM Part) BBC 22215 This housing plays a key1137 140 1903 STIHL Carburetor Box Cover (Genuine OEM Part) The STIHL 1137 140 1903 is a genuine OEM carburetor box cover designed to enclose and protect the carburetor and intake components on compatible STIHL chainsaws. This cover helps seal the air intake area, guiding filtered air to the carburetor while protecting internal components from debris, dust, and environmental exposure. Manufactured to STIHLs original equipment specifications, this