Engine Model: RD-135. Manufacturer Name: RD-135. Designer: Glushko. Developed in: -1976. Application: upper stage. Propellants: Lox/LH2. Country: Russia. Status: Developed -1976. Experimental cryogenic engine. (Ref. May be not correct.)
Bibliography:- Gubanov, B I, AIAA-91-2510, AIAA-Joint, "USSR Main Engines For Heavy-Lift Launch Vehicles: Status and Direction", Sacramento June 1991 via Dietrich Haeseler.