hi all i done a lot sound mod for grid, nfs, rfactor, i been playing around as i don't like how sum of cars sound,
I been trying work how edit them and play them, so look on google found this program called Ravioli Game Tools
you download here.
http://www.scampers.org/steve/sms/other.htm
it will do most files in game and other games as well, the only trouble got now is how repack them back in sp files
to make them work. going try the loose at end of game see if that work if not need sum help thx's.