Concerning the TAC Numbers, unless you do static numbers there will still be three digits. There's a workaround but it's not perfect. You must edit the description.lua file to look like this:
{"MIG19P_T2_FUSE1", DECAL ,"empty",true}; <- that's the modified part
{"MIG19P_T2_FUSE10", DECAL ,"MIG19_Decal",false};
{"MIG19P_T2_FUSE100", DECAL ,"MIG19_Decal",false};
The drawback is that the numbers are not aligned from starboard to port side: