This part is from Soviet Rockets - R7/Proton/Zenit Rockets and more
cost:
850
mass:
3.3
category:
Propulsion
TechRequired:
generalRocketry
engine_data:
standard
{"isp"=>{"vac"=>462.0, "atmo"=>380.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>89.0}
resources:
LiquidFuel
112.5
Oxidizer
137.5
ElectricCharge
250.0