M-90


Experimental radial engine, one among those abandoned on the eve/outbreak of the Nazi invasion in favour of few less powerful, but reliable (and mass-built) engines. Abandonment of M-90 brought down several aircraft project relying on its power.

M-90 1938- 1941? ? 1100hp,1425hp,1500hp?
1750hp on takeoff

I-185

I-195

OPB-5
ShB
M-90-? ? ? 2100hp?

I-28, I-287
Su-4 ShB
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