The Kohler 1485357-S Engine Carburetor Auto Choke Kit 13 mm helps provide reliable fuel delivery and easier engine starting. This replacement component is designed to regulate the air and fuel mixture while the automatic choke system adjusts airflow during cold starts for smoother operation. It works by supplying the proper fuel mixture required for efficient combustion, helping the e... https://www.wholetoolbox.com/kohler-1485357-s-engine-carburetor-auto-choke-kit-13-mm