Nice. There’s quite an active market for armored vehicles, as I’m sure you’re aware.
I saw a couple of clips on YT, the FPSRussia weapons guy (IIRC) in the turret of an M-18 Hellcat firing live ammo at a hillside and someone firing a privately-owned PaK-40.
Hellcat
https://www.youtube.com/watch?v=4dhSYDZy2Yc
PaK-40
https://www.youtube.com/watch?v=T7fhBm1ouSU
Hellcat
Not without its risks. FR Hellcat thread *here*