1137 120 0621 – STIHL Carburetor 1137/21 (Genuine OEM Part) 41730

1137 120 0621 – STIHL Carburetor 1137/21 (Genuine OEM Part) 417301137 120 0621 STIHL Carburetor 1137 21 (Genuine OEM Part) The STIHL 1137 120 0621 is a genuine OEM carburetor, model 1137 21, designed to deliver precise fuelair mixture control for consistent engine performance on compatible STIHL chainsaws. This carburetor plays a critical role in ensuring smooth starting, stable idle, and reliable power output across varying operating conditions. Manufactured to STIHLs original equipment specifications, this

Used on many Ariens and Gravely machines

and long-term reliability compared to aftermarket sensors that may not meet factory calibration standards

Helps prevent hydraulic leaks

Replacing the wheel with the correct Honda OEM part restores proper rolling performance and safe mobility

Part #: 42930-VK6-010

MS 261 / MS 261 C-Q / MS 261 C-MQ / MS 261 C-M

Chain Type: OILOMATIC® 3/8" STIHL PICCO™

Clean piston grooves thoroughly before installing new rings

enabling dependable engine starting when the key is turned or the start button is engaged

reliable operation of your Scag or Wright mower

Construction: Cogged / Notched

extend engine life