The Imperial 37110 Ignition Module is designed to work with the 24 VAC system only. This RAM ignition control module has a 6 pin wire harness and a spark terminal adaptor part number 85-1070 to guarantee good connection. It provides wiring diagrams suitable for Imperial models including ICV, IR, IDR, and ISAE. https://partsfe.com/ignition-kit-for-imperial-part-37110