Klimov M-103

M-103
Klimov M-103 on display at the Polish Aviation Museum
TypeV12 inline engine
ManufacturerKlimov
First runOctober 1936
Number built11,681
Developed fromKlimov M-100
Developed intoKlimov M-105

The Klimov M-103 is a V12 liquid-cooled piston aircraft engine used by Soviet aircraft during World War II.