| Tumanskii R-11/R-13
 
      The R-11 was 
      derived from the RD-9 and was first run in 1956. The Chengdu (China) 
      version is designated the WP-7. The R-13 was a further development of the R-11 F2S-300 by V. Gavrilov. 
      Deliveries began in 1970.
 
      
      models 
        R-13-300: 14,550 lb (64.7 kN) afterburning thrust specifications 
        Turbojet Compressor: 3-stage LP/3-stage HP Turbine: 2 single-stage  used by |