This part is from Soviet Rockets - R7/Proton/Zenit Rockets and more
cost:
12500
mass:
2.89
category:
Propulsion
TechRequired:
generalRocketry
engine_data:
standard
{"isp"=>{"vac"=>352.0, "atmo"=>180.0}, "propellant_ratios"=>{"LiquidFuel"=>0.6, "Oxidizer"=>0.7}, "max_thrust"=>100.0}
resources:
MonoPropellant
195.0
LiquidFuel
240.0
Oxidizer
288.0
ElectricCharge
50.0