Olinda Police are investigating the dumping of two Chrysler sedans in the Dandenong Ranges National Park on the night of 29 July.
The cars were dumped on Silvan Rd, Olinda, at Eagle Nest Track where they were stripped of all parts and strapped together.
Anyone with information on who dumped the cars or who owns them is urged to call Sergeant Andrew Herdman at Olinda Police on 9751 1241.