The Ju 87 Stuka dive bomber might be one of the most famous bomber during the WWII.It has been the main force in the ground support of the Air Force since the start of the Blitzkrieg. The Ju 87A-1 is the first production version which began production in early 1937.They were fitted with the Jumo 210D engine and the HPA III propeller. In the later 1937,the new Stuka with the Jumo 210Da engin were put into service,they were the Ju 87A-2,which can be distinguished by the cut rudder.