https://www.warhistoryonline.com/whotube-2/p51-50-caliber-machine-gun-testing.html
P-51 Twilight Tear .50 Caliber Machine Gun Testing | War History Online
Sep 27, 2016 - Check out this video of the restored P-51 Mustang Twilight Tear - testing the fully operational .50 caliber machine guns! The aircraft is owned by Ron and
50 caliber machine gunp 51twilight tear