The FM-2 Wildcat finished up being produced and prototyped by Grumman Aircraft. Significantly more than 4000 was built by the Eastern Aircraft Division towards General Motors business between 1943 - 1945. These aircraft included a lighter airframe and an even more effective motor. This advised there was demonstrably demonstrably a physical design distinction between the F4F as the FM-2. The FM-2 had a taller right end for security to counter the increased torque connected with engine. Armament included 4 - .50 cal. tools, 2 - outside bomb or gasoline racks and environment to ground rocket launch points on wings. These aircraft ended up being indeed mainly operated from escort providers to guide ground operations in the Pacific cinema of operations. These identical aircraft is at truth teamed with Grumman Avengers and found in anti-sub operations inside Atlantic against U-boats.