You should really checkout these sites for some SF info and give the game a second look over.
http://graviteam.com/forum/index.php
http://tanksim.org.ru/modules/wfdown...wcat.php?cid=5
http://panzersim.forumotion.com/f24-graviteam
What you would need are these mods for your setup.
1. Unofficial patch_SF_v0.1_(ENG)
2. SPM 1.5 beta
3. SPM1.5 UU
4. Upd_Nov_2012(NTA]
5. fix_05
Also checkout the season/weather mods & sound mods.
Good Luck