 Command line: 
 FF1 <mode> /S<0..2> /R<0..3> /M /J /G 
  
 mode: 1 for CGA, 2 for EGA, 3 for Hercules, and 4 for Tandy.
 /S<0..2> sound level 
 /R<0..3> mouse response ratio 
 /M force mouse operation (if FF1 don't see your mouse) 
 /J joystick mode, silly 
 /G grass on.  Makes the grass green, and slows things down. 
  
  On the track commands: 
 <ESC> - pause 
 K - kill engine, go to pit 
 0,1..9 - adjust turbo boost 
 Pg Up or X - shift up (F1 mode only) 
 Pg Dn or Z - shift down (F1 mode only) 
  
  Modes: (yes, mode for monitor, and mode here.  I don't care.) 
 F3 (default) - easiest 
 F2 - harder 
 F1 - hardest.  Manual shifting. 
