Walter Mars I
The Walter Mars I was a nine-cylinder, air-cooled, radial engine for aircraft use built in Czechoslovakia in the late 1920s. Design and development The Mars I was the largest capacity design of a series of three similar radial engines developed by the Walter company. Common cylinders were used for the five-cylinder Walter Vega and the seven-cylinder Walter Venus, the Mars I being a nine-cylinder engine. Applications ANBO III Breda Ba.15 DAR 4 DAR 6 Fizir FN Focke-Wulf A 33 Letov Š-32 SET 10 Specifications See also References Mars I 1920s aircraft piston engines Aircraft air-cooled radial piston engines