According to Torsten over at the turrican forever board, GUS is problematic, and an sb16 works flawlessly.
I've managed to get t2 pc working on what I think is a k6 based 700mhz duron machine. However, the screen flashes btw the game and a blank screen.
In win98, I customised the Exit to DOS shortcut by deleting the contents of the config.sys, so that no memory systems are running (pure dos), and left the autoexec alone. Perhaps I need to add something to the config.sys? Any tips?