In order to import w3d files into 3dsmax, you will need 3dsmax version 8, and this tutorial:
https://secure.w3dhub.com/forum/index.p ... pic=414512
Find "Option 2" and work from there. Unfortunately you will need 3dsmax 8, you cannot use other versions.
Also, personal use is totally fine. I personally would love to see a 3d printed Titan.