helpful links

https://www.instructables.com/id/Guino-Dashboard-for-your-Arduino/

https://github.com/speeddragon/Arduino-CarSensorDashboard/blob/master/car_sensor_dashboard/car_sensor_dashboard.ino

https://www.ebay.com/itm/Race-Car-Ignition-Switch-Panel-Engine-Start-Toggle-Push-Button-DC-12V-Universal/283505723211?hash=item420242074b:g:UrwAAOSwXFlc9g3B