Kuznetsov LOx/Kerosene rocket engine. Development 1966-1972. Engine had only a very short nozzle, the 24 engines around the periphery were to expand along a common central plug on the first stage of a studied N1 variant.
Status: Development 1966-1972. Thrust: 2,180.00 kN (490,080 lbf). Specific impulse: 350 s. Specific impulse sea level: 290 s.