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Mitsubishi Kinsei

Kinsei
Type Piston aircraft engine
National origin Japan
Manufacturer Mitsubishi Heavy Industries
First run 1934
Major applications Aichi D3A
Yokosuka D4Y3-D4Y4
Kawasaki Ki-100
Number built 12,228
Developed from Pratt & Whitney R-1690 Hornet
Developed into Mitsubishi Zuisei, Mitsubishi Kasei, Ha-43(Ha-211)

The Mitsubishi Kinsei (金星 Venus?) was a 14-cylinder, air-cooled, twin-row radial aircraft engine developed by Mitsubishi Heavy Industries in Japan in 1934 for the Imperial Japanese Navy. The Mitsubishi model designation for this engine was A8 while it was an experimental project, in service it was known as the MK8 "Kinsei" by the Navy. In the middle of the war the engine was adopted by Army so it got designation Ha112 Unified designation code was Ha-33.

Cylinder and detail design was based on the single-row, 9-cylinder air-cooled Pratt and Whitney R-1689 Hornet, but underwent numerous modifications and improvements.

Data from Jane's.


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