20 584 03-S – Kohler Ignition Module (CDI Fixed) (Genuine OEM Part)Memory checked information not found, using general knowledge 20 584 03 S Kohler Ignition Module (CDI Fixed) (Genuine OEM Part) The Kohler 20 584 03 S Ignition Module (CDI Fixed) is a genuine OEM Capacitor Discharge Ignition (CDI) module designed for select Kohler small gasoline engines. This fixed timing ignition module is responsible for generating and controlling spark timing to ensure reliable engine starting, smooth operation, and consistent