There was a young danish guy from an adventure travelagency here in Denmark who bought a brand new TukTuk in Thailand, and drove it from Thailand home to Denmark.
The trip was approximatly18.000km. Its about 11.000 miles or something like that. It took him 7 months to complete that tour.
These are the countries he drove thru:
Thailand, Malaysia, Singapore, India, Nepal,Pakistan, Iran,Turkey, Bulgaria, Romania, Hungary, Slovakia, Poland, Germany and Danmark.
Here is a link to his homepage: