Rayco Parts
16615-ZE2-810 - Return Spring inside the choke body on a Honda GX390 engine for a Rayco RG13 Stumpgrinder
This spring helps control the choke on the Honda GX390 engines,
Sometimes a new choke kit is require, which is part number 16044-ZE3-W20
It does fit most models, but if your unsure or would like us to check, please get in touch and provide the engine serial number and model number.