Mikulin M-17

M-17
TypeLiquid-cooled V12 engine
National originGermany
ManufacturerFactory No. 26
First run1930
Major applicationsTupolev TB-3, Polikarpov R-5, Beriev MBR-2
Manufactured1930–41
Number built27,534
Developed fromBMW VI
Developed intoMikulin AM-34

The Mikulin M-17 was a Soviet-licensed copy of the German BMW VI V-12 liquid-cooled aircraft piston engine, further developed by Alexander Mikulin and used by Soviet aircraft and tanks during World War II. Production began in 1930 and continued until 1942. More than 27,000 were produced, of which 19,000 were aircraft engines while the rest were used in Soviet tanks of the period.