Nakajima Hikari

The Nakajima Hikari (Japanese: 光 "Light") was a nine-cylinder, air-cooled, radial aircraft engine developed in Japan for Navy use during World War II by the Nakajima Aircraft Company. It was a development of the Nakajima Kotobuki and Wright Cyclone. In Army use it was known as the Ha20.

Variants

 * Hikari 1:820 hp
 * Hikari 1 kai:670 - 730 hp
 * Hikari 2:750 –
 * Hikari 3:770 hp

Applications

 * Aichi D1A2
 * Aichi D3A (first prototype)
 * Kawasaki Ki-45 (first prototype)
 * Mitsubishi F1M1
 * Nakajima A4N
 * Nakajima B5N1
 * Nakajima C3N
 * Yokosuka B4Y (B4Y1 fourth plane onward)