Historically accurate military Sakae engine blueprint Developed on 42"x 30" uncut master sheet Expertly restored from original plans & vintage design drawings Real blueprint, developed from our vault of vellum masters Detailed orthographic military blueprint - translated to english
Nakajima's Sakae Prosperity engine
Nakajima's Sakae Prosperity was a two-row, 14-cylinder air-cooled two row radial engine used in many (including the legendary Mitsubishi Reisen A6M Zero... continues below
Continued from above… Reisen A6M Zero Fighter) Japanese aircraft during World War II.
As installed in a Mitsubishi A6M3 Zero, the Sakae 21 radial engine developed 1,020 hp. at 2,600 rpm. at 6,400 ft., turning a 10 ft. 3-in, diameter constant speed propeller, which is very similar to Hamilton Standard design. "Sakae" was the navy designation; the army called the first of the series the Ha-25 and later versions were designated Ha105, Ha115. Navy designations were NK1 Sakae 10, 20 and 30 series.
A total of 21,166 were made by Nakajima; 9,067 were manufactured by other firms. Nakajima's Sakae Prosperity engine powered the: