Somerville Highway Patrol members said the incident followed an argument between two drivers travelling north on Dandenong-Frankston Road, Carrum Downs, heading towards Dandenong, about 5:55pm.
The driver of a Volkswagen sedan turned into Glasscocks Road, Lyndhurst, where he and a passenger got out. The SUV also turned into Glasscocks Road and then drove into the other driver. The SUV, believed to be a 2001-2006 Ford Explorer, quickly left the scene and is yet to be found.
The man police wish to talk to is of Pacific Islander appearance, solid build, and wearing a straw hat. Three or four children were in the back of his car.
Anyone who saw the collision or drivers who have dash cam footage can contact Crime Stoppers 1800 333 000 or crimestoppersvic.com.au and quote incident number 180409473.
