frequentflyer wrote:How are the 7K and 8K cars improved over the "reliable" 6K model. Other than aesthetics.Good question. As you know, the 7K and 8K are more technically advanced then the 6K. So, if the 6K gets rehabilitated they would have to make them compatible with the 7K/8K cars. New technology is not always reliable when it first comes out.
Alstrom, a Japanese company built 6K and rehab the 2K/3K. We know Japanese cars are more reliable then other countries