Police are trying to trace the driver of a silver Ford Focus after a crash on the A1088 between Ixworth and Euston on Friday.
The Focus was travelling northbound on the A1088 at around 6.15am on February 5 when it overtook two vehicles forcing a third to take evasive action.
The vehicle ended up off the road, leaving the driver shaken but uninjured.
The Ford carried on without stopping.
Anyone with information about the vehicle or its driver should call Pc Ryan Harris on 101 quoting CAD number 37 of February 5.