The Tecumseh 611193 Low Oil Sensor helps protect small engines by automatically shutting them down when oil levels drop below safe limits. Designed as a direct replacement component, this sensor monitors engine oil level during operation and activates a shutdown signal when insufficient lubrication is detected. It works by grounding the ignition system once oil falls below the preset ... https://www.wholetoolbox.com/tecumseh-611193-low-oil-sensor