Took alittle doing and some reading,, you can edit sound if you don't have any at least I got the lee cannon to bark ,, go here and scroll down alittle it will tell you all you need to know
http://stasf2008.ephpbb.com/t50-steel-sound-mod-ssm what look for is Data/k42/loc-rus/level/LEVEL/tech cfg read all of it
here's some sound/shots file names tack to your favorite wave cannon sound or make your own but don't type,, tank type =
1 sherman = shot_76m1
2 Lee= shot_75m3lee
3 panther= shot_kwk42
4 sherman= engine_M4_gcm_6046
5 panther= engine_diesel_4
having trouble with tiger VI gun