The U.S. Army Air Force's B-25 Mitchell bomber was notably modified to carry a 75-millimeter gun, similar to those mounted on Sherman tanks, aiming to enhance its effectiveness against Japanese shipping in the Pacific.
Why America’s B-25G Mitchell Was Almost More Tank Than Bomber
But when the U.S. Army Air Force procured the B-25G Mitchell, it had a very different mission in mind sinking ships at sea.
Here s What You Need to Remember: Strafing by aircraft with heavy .50 caliber machine guns had proven effective in the Battle of the Bismarck Sea, so the following B-25H ‘Strafer’ model (1000 built) featured even more of them. These
quadrupled the pilots forward-firing firepower with four nose-mounted .50-caliber machine guns, two more forward-firing M2s mounted in one or two blisters on both sides of the fuselage.