Police are looking for the driver of a sports car that collided with a Land Rover on the A12, then sped off leaving the 4x4 on its roof.
The crash happened on the southbound carriageway at J26 of the A12, on Friday, December 26.
Police were called at around 9.30pm with reports of an overturned black Land Rover which was believed to have collided with a black sports car.
The driver of the sports car failed to stop at the scene and the four occupants of the Land Rover sustained minor injuries.
Anybody with any information about the incident is asked to contact PC Grant Fryatt at the Stanway Road Policing Unit on Essex Police 101.